Grandstream Networks GAC2570 User Manual
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Grandstream Networks GAC2570 User Manual

Grandstream Networks GAC2570 User Manual

Audio conferencing system
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Grandstream Networks, Inc.
GAC2570
Audio Conferencing System
User Manual

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Summary of Contents for Grandstream Networks GAC2570

  • Page 1 Grandstream Networks, Inc. GAC2570 Audio Conferencing System User Manual...
  • Page 2 Grandstream Networks, Inc. is not permitted. The latest electronic version of this guide is available for download here: https://www.grandstream.com/support Grandstream is a registered trademark and Grandstream logo is trademark of Grandstream Networks, Inc. in the United States, Europe, and other countries. CAUTION Changes or modifications to this product not expressly approved by Grandstream, or operation of this product in any way other than as detailed by this guide, could void your manufacturer warranty.
  • Page 3 Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Hereby，Grandstream declares that this device is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 4 CE Authentication (pending) Hereby, Grandstream Networks, Inc. declares that the radio equipment GAC2570 is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: https://www.grandstream.com/support/resources/ P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 5 GNU GPL INFORMATION GAC2570 firmware contains third-party software licensed under the GNU General Public License (GPL). Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public License (GPL) for the exact terms and conditions of the license.

  • Page 6: Table Of Contents

    GAC2570 Technical Specifications ......................19 GETTING STARTED ..................... 22 Equipment Packaging..........................22 GAC2570 Ports ............................23 Powering and Connecting GAC2570 ...................... 24 Connection Configuration ........................24 Use GAC2570 as Speaker ........................25 GAC2570 LCD SETTINGS ................... 26 Access LCD Settings ..........................27 Status...............................
  • Page 7 Account Settings ..........................55 System Update ............................ 56 Syslog ..............................58 System Security ........................... 59 GETTING TO KNOW GAC2570 ................... 60 Use the Touchscreen ..........................60 Use the Desktop ............................62 Desktop Menu ............................62 Manage Desktop Items ........................63 Set Wallpapers .............................
  • Page 8 Set Up Idle Screen ..........................66 Use the Status Bar ..........................68 Notifications in Status Bar ........................71 Use the GAC2570 Keys .......................... 72 Keypad Shortcut Functions ........................72 Use the On-Screen Keyboard ......................... 73 MAKE GAC2570 CALLS ....................76 Register SIP Accounts ..........................
  • Page 9 Delete Call History ..........................107 Call History Options ........................... 108 RECORDER ........................ 110 Call Records ............................110 Audio Records ............................110 Recorder Settings ..........................112 Files operations ............................. 115 FILE MANAGER ......................117 P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 10 File Categories ............................121 GS MARKET ....................... 122 FTP SERVER ......................123 SCREENSAVER ......................125 WIRELESS MICROPHONE ..................127 GAC2570 WEB GUI SETTINGS ................. 129 Status Page Definitions ......................... 129 Account Status ........................... 129 Network Status ........................... 129 System Info ............................130 Account Page Definitions ........................
  • Page 11 System Diagnosis ..........................165 Event Notification ..........................167 App Page Definitions ..........................168 Programmable Key ..........................168 Contacts ............................. 170 LDAP Phonebook ..........................173 Recording ............................175 EXPERIENCING THE GAC2570 ................176 P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 12 Table of Tables Table 1: GAC2570 Features in a Glance ....................19 Table 2: GAC2570 Technical Specifications ....................20 Table 3: Equipment Packaging ........................22 Table 4: GAC2570 Ports Description ......................23 Table 5: GAC2570 LCD Settings ........................ 26 Table 6: GAC2570 Status Bar Notification Icons ..................71 Table 7: GAC2570 Keys ..........................
  • Page 13 Figure 55: GAC2570 Top Status Bar......................68 Figure 56: Status Bar - More Options ......................69 Figure 57: GAC2570 Top status Bar - Get more information ..............70 Figure 58: GAC2570 Top status Bar – Wi-Fi ....................70 Figure 59: GAC2570 Keys .......................... 72 Figure 60: GAC2570 Onscreen Keyboard - English Keyboard ..............
  • Page 14 Figure 99: Intercept Anonymous Calls ...................... 106 Figure 100: GAC2570 Call History ......................107 Figure 101: GAC2570 Call History – Tap on Missed Call ................. 108 Figure 102: GAC2570 Call History – Add Contact ..................109 Figure 103: Recorder Application ......................110 Figure 104: Recording Audio........................111...
  • Page 15 Figure 112: Files operation ........................115 Figure 113: Export/Delete files ........................116 Figure 114: GAC2570 File Manager – Copy File ..................117 Figure 115: GAC2570 File Manager - Move ..................... 118 Figure 116: GAC2570 File Manager - Options ..................119 Figure 117: Delete File(s) via File Manager ....................

  • Page 16: Document Purpose

    DOCUMENT PURPOSE This document describes how to configure the GAC2570 via web UI menu to fully manipulate device's features. Please visit https://www.grandstream.com/support to download the latest “GAC2570 User Manual”. This guide covers following topics: ▪ Product Overview ▪ Getting Started ▪...

  • Page 17: Change Log

    CHANGE LOG This section documents significant changes from previous versions of user manual for GAC2570. Only major new features or major document updates are listed here. Minor updates for corrections or editing are not documented here. Firmware Version 1.0.1.23 •...

  • Page 18: Welcome

    WELCOME Thank you for purchasing Grandstream GAC2570 Audio Conferencing Systems. The GAC2570 is a full- duplex conference GAC2570 featuring high-quality voice communication for meeting rooms with middle room. With the outstanding speaker and MMAD (Multichannel Microphone Array Design), GAC2570 delivers natural and immersive conference experience to both local and remote participants. The true wireless design, composed by wireless extension Microphone, modern Wi-Fi/BT support and the built-in battery, can keep your ongoing conference unstopped in case of occasional conference room change.

  • Page 19: Product Overview

    PRODUCT OVERVIEW Feature Highlights The following table contains the major features of the GAC2570: Table 1: GAC2570 Features in a Glance • Full-duplex speakerGAC2570 with HD acoustic chamber, advanced acoustic echo cancellation and Microphone beamforming array. • 12 omnidirectional Microphones with MMAD •...

  • Page 20: Table 2: Gac2570 Technical Specifications

    Table 2: GAC2570 Technical Specifications Protocols/Standards SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, LLDP- MED, TR- 069, 802.1x, TLS, SRTP, IPv6, OpenVPN ® Network Interfaces Ethernet RJ45 10/100/1000 Mbps ports with integrated PoE+ only.
  • Page 21 Built-in rechargeable (and replaceable) battery to allow up to 4-hour talk time. Package Content GAC2570 Conference GAC2570, Ethernet cable, Micro-USB cable, quick installation guide, PoE Injector, HDMI cable (optional), dual wireless extension Microphones (optional) Temperature and Operation: 0°C to 40°C, Humidity Storage: -10°C to 60°C,...

  • Page 22: Getting Started

    GETTING STARTED This chapter provides basic installation instructions including the list of the packaging contents and also information for obtaining the best performance with the GAC2570. Equipment Packaging Table 3: Equipment Packaging GAC2570 • 1x GAC2570 Conference GAC2570, • 1x Ethernet cable, •...

  • Page 23: Gac2570 Ports

    Attach the device using this port to a stationary object such as table with Kensington Lock the adequate cable (not included). Micro-USB Port Connect the GAC2570 as Microphone to a GVC32xx or computer. 3.5mm Audio Connect to 3.5mm speaker to increase the sound. Interface...

  • Page 24: Powering And Connecting Gac2570

    Connection Configuration GAC2570 can be connected via HDMI IN port to a laptop for presentation sharing and linked via Micro USB port to a GVC32xx or a laptop acting as an external MIC/Speaker and via 3.5mm port using a male-to-male cable (not included in the package).

  • Page 25: Use Gac2570 As Speaker

    Bluetooth or Micro-USB interface. Via USB: Connect one end of the USB cable to the Micro USB port of the GAC2570 and the other end to the USB port of GVC32xx/PC; User will be able to Mute/Unmute himself by taping the Mute Key of GAC2570 and can adjust the volume of the GAC2570 speaker playing the conference audio.

  • Page 26: Gac2570 Lcd Settings

    GAC2570 LCD SETTINGS The GAC2570 LCD MENU provides an easy access to the settings on the device. Some of the settings from Web GUI could be configured via the LCD as well. The following table shows the LCD Settings menu options.

  • Page 27: Access Lcd Settings

    • Swipe down from the top of the home screen to open the notifications panel and hit the Settings icon in the top right corner. Figure 5: GAC2570 Settings Status Account Status This page displays all available accounts on the device with respective status (Activated/Inactivated and Registered/Unregistered).

  • Page 28: Network Status

    Figure 6: Status - Account Status Network Status This page displays Network status including IPv4/IPv6 address, subnet mask, gateway, DNS server, MAC address, VPN Address… Figure 7: Status – Network Status P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 29: System Info

    This page shows system info including Total Memory, Available Memory, Android Version, System Version, S/N, P/N, Hardware version, Country Code… Figure 8: Status – System Info Storage Status This page shows device storage status. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 30: Detection

    Figure 9: Status – Storage Status Detection This page shows general Interface/Ports status and Audio Diagnostics. Figure 10: Status – Detection – General Status P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 31: Battery Status

    Figure 11: Status – Detection – Audio Diagnostics Battery Status This page shows the current Battery level, usage time, remaining time, High power consumption reminder… Figure 12: Status – Battery Status P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 32: Network

    • Preferred Internet Protocol: Selects which Internet protocol to use. When both IPv4 and IPv6 are enabled, the GAC2570 attempts to use preferred protocol first and switches to the other choice if it fails. • IPv4 Settings: Here user can configure the IPv4 address Type.

  • Page 33: Wi-Fi

    Server, and Alternative DNS server. • 802.1X mode: This option allows the user to enable/disable 802.1x mode on the GAC2570. The default setting is disabled. To enable 802.1x mode, select the 802.1x mode and enter the required configuration depending on the 802.1x mode chosen. The available modes are EAP-MD5, EAP-TLS and EAP-PEAP.

  • Page 34: Figure 15: Network - Wi-Fi Settings - Wi-Fi Direct

    GAC2570. ▪ MAC address: This shows the MAC address of the Wi-Fi. ▪ IP address: This shows the IP address of the GAC2570 from Wi-Fi network. ▪ Country Code: This shows the Country Code. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 35: Vpn

    Enable / Disable OpenVPN®. Figure 16: Network – VPN General Network Settings Figure 17: Network – General Network Settings P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 36: Proxy Settings

    LLDP Turn on/off LLDP on the GAC2570. If turned on, the GAC2570 will be able to discover the LAN polices as set up in the switch side to obtain network settings such as VLAN tag, Layer 2 QoS 802.1p priority and Layer 3 QoS in a plug-and-play manner.

  • Page 37: Tethering & Portable Hotspot

    Figure 18: Network – Proxy Settings Tethering & Portable Hotspot The GAC2570 can serve as a Wi-Fi access point for other devices to provide wireless access to the network if the Portable Wi-Fi hotspot is turned on. Figure 19: Network – Tethering & Portable Hotspot...

  • Page 38: Features

    Figure 20: Network – Tethering & Portable Hotspot – Set up Wi-Fi hotspot 3. On the other device that needs Wi-Fi access, turn on Wi-Fi, look for the SSID of the GAC2570 hotspot and enter authentication information to get connected.

  • Page 39: Auto Answer

    Auto Answer Figure 21: Features – Auto Answer • If enabled and set to “Always”, the GAC2570 will automatically turn on the speaker GAC2570 to answer all incoming calls. • If enabled and set to “Enable Intercom/Paging”, the GAC2570 will answer the call based on the SIP info header sent from the server/proxy.

  • Page 40: Bluetooth

    By default, it is turned off. • Bluetooth connection GMD: when turned on, it enables the wireless GMD1208 Microphone discovery to pair them with GAC2570. Refer to [Wireless Microphone] for more details. • Show received files: Shows the Transfer history of Bluetooth files •...

  • Page 41: Wireless Microphone

    Figure 23: Features – Bluetooth – Additional Settings Device Name. Tap to change the name of the GAC2570, which is displayed on other Bluetooth devices when discovered. By default, it is “GAC2570_XXXXXX” Where XXXXXX are the last 6 digits of the GAC2570’s MAC address.

  • Page 42: Call Block

    • Blacklist: This menu allows configuring a blacklist of number that will be blocked from calling the GAC2570, users can either enter the numbers to block manually from contacts or from call history • Block Anonymous Calls: when enabled the GAC2570 rejects all the anonymous calls, users can...

  • Page 43: Basic

    Figure 25: Features – Account Ringtones Basic Sound Use the Voice settings to configure the GAC2570’s sound mode, volume, ring tone and notification tone. Figure 26: Basic - Sound P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 44: Figure 27: Basic - Sound - Audio Calibration

    Media Volume: Adjust the sound volume for media audio • Alarm Volume: Adjust the alarm ring volume • Ring Volume: Adjust the GAC2570 ringing volume • Ringtone: Select GAC2570’s ringtone for incoming call. • Default Notification Sound: Select notification ringtone.

  • Page 45: Display

    Font size: Tap on it to adjust the font size for LCD screen. Wallpaper Choose either the default Wallpapers or to navigate through the local gallery or to use pictures from external P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 46: Language & Keyboard

    Figure 29: Basic – Wallpaper Language & Keyboard Figure 30: Basic – Language & Keyboard P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 47 Manage Keyboards: Tap on the + sign to choose which keyboard to use on the device. Physical Keyboard: When the physical keyboard is connected to the GAC2570, users will ▪ have the possibility to choose a keyboard among the available ones on the virtual keyboard.

  • Page 48: Date & Time

    • Set Time: Set the time on the GAC2570 manually. • Select Time Zone: Select the time zone for the GAC2570. • Use 24-hour Format: Check/uncheck to display the time using 24-hour time format or not. For example, in 24-hour format, 13:00 will be displayed instead of 1:00 p.m.

  • Page 49: File Manager

    • External Storage: Enable/Disable Zoom mode feature. If enabled, the font and icon become larger. • FTP Server: Enable/Disable the local FTP Server of the device, edit username/password, and edit port. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 50: Security Settings

    • Privacy: Show Passwords: Check/uncheck to show/hide letters when user’s type screen lock password instantly. • Device Admin: Device admin apps: View or deactivate device administrators. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 51: Accounts

    Apps with usage access: Manage what apps have access to app-usage data on your device. Accounts Add a system account to synchronize contacts calendars and other information. Figure 35: Basic – Security Settings P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 52: Guidelines

    General Tips on how to use buttons to perform operations such as Screenshot… Figure 36: Basic – Guidelines Reboot the Phone Press to reboot the GAC2570. A confirmation window will pop up to Cancel or go on with the reboot. Figure 37: Basic – Reboot the Phone P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 53: Apps

    Tap the “Notifications” softkey to enable/disable notification for different events depending on the App. • Storage & Cash: provides storage information that an application uses on the GAC2570. Tap “Clear Storage” to delete an application setting and other data. This setting might be valid for some applications.

  • Page 54: Notification Center

    Install unknown apps: By installing apps from other sources, you agree that you're responsible for any damage to your device or loss of data that may result from their use. Your GAC2570 and personal data are more vulnerable to attacks from unknown apps.

  • Page 55: Advanced

    • Account Activation. • Account Name. • SIP Server. • SIP User ID. • SIP Authentication ID. • SIP Authentication Password. • Outgoing Proxy Server. • Outgoing Call Display Name. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 56: System Update

    This page allows to initiate upgrade process by checking if a new firmware is available in the configured firmware server path, and then upgrading if available. Users can press Settings to configure Firmware/Provisioning settings directly from the GAC2570’s LCD. Following settings can be configured from this screen: P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 57: Figure 42: Advanced - System Update - Settings

    Figure 42: Advanced – System Update - Settings • Firmware upgrade and configuration file detection: This will send a request to firmware and provisioning server to upgrade/provision the GAC2570 if the files are available on the servers. • Firmware: o Upgrade Mode: This field allows the user to choose the firmware upgrade method: TFTP, HTTP or HTTPS.

  • Page 58: Syslog

    System Log Protocol: Select the protocol of syslog (UDP or SSL/TLS). • Syslog Server Address: The URL/IP address for the syslog server. If the GAC2570 has network connection, the GAC2570 will send the syslog packets to this server address. •...

  • Page 59: System Security

    Disable Web Login: This disables web GUI access. • Developer Mode. To enable/disable developer mode. • Revoke Debugging Authorizations. To Revoke access to debugging from all computers previously authorized • Factory Reset. Restore default settings. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 60: Getting To Know Gac2570

    GETTING TO KNOW GAC2570 Use the Touchscreen When the GAC2570 boots up in HOME screen, the LCD will display as below. A registered account is shown in the following figure and users might need register their own account to have the account status displayed.

  • Page 61: Figure 46: Gac2570 Onscreen Menu

    Figure 46: GAC2570 Onscreen Menu To fully manipulate the GAC2570 capacitive touch screen, use your fingers to operate the following on the GAC2570 icons, buttons, menu items, onscreen keyboard etc. Figure 47: GAC2570 Finger Gestures on the Touch Screen P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 62: Use The Desktop

    Use the Desktop Desktop Menu When the GAC2570 is on idle screen, press the blank area of the desktop to bring up device's menu. Users can access the following in the desktop menu to drag and change desktop position: P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 63: Manage Desktop Items

    Home page and change the screen sequence, move apps between windows, edit apps position, delete apps (except system apps).. Manage Desktop Items On the GAC2570 desktop, users could tap on the desktop items to manage shortcuts and widgets. The following operations can be done: •...

  • Page 64: Figure 49: Gac2570 Choose Location

    Figure 49: GAC2570 Choose Location • Wallpapers On the right side of the Wallpaper menu of the GAC2570. Select the picture from the default wallpapers available to preview and then tap on "Set wallpaper". Figure 50: GAC2570 Select Wallpaper P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 65: Manage Running Applications

    Idle Screen Switch Idle Screens The GAC2570 supports multiple idle screens by sliding the screen horizontally. On the GAC2570 screen, slightly touch an empty area and slide to the left or right using your finger to switch between different idle screens.

  • Page 66: Set Up Idle Screen

    • Set home screen Follow the steps below to set up the HOME screen. 1. GAC2570 is up and running on idle screen. 2. Press an empty area on the desktop. 3. The screen with displayed is the HOME screen. Others are shown with icon .

  • Page 67: Figure 53: Set Up Home Idle Screen

    APP towards the empty desktop. 1. Long press on empty area on the desktop 2. Long press the APP and drag it to the right edge of the screen then drop it P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 68: Use The Status Bar

    Use the Status Bar The status bar on the top of the GAC2570 screen provides visual notifications for the system settings and status, as well as quick access for important system settings. To access it, on the GAC2570 idle screen, slowly slide down from the top to the bottom of the screen as the following figure shows.

  • Page 69: Figure 56: Status Bar - More Options

    Slide the notification message to the left or the right side to remove it. For more information about Wi-Fi connection in the notification bars, you can press the bottom right triangle of the feature in question. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 70: Figure 57: Gac2570 Top Status Bar - Get More Information

    Figure 57: GAC2570 Top status Bar - Get more information For example, you can see the available Wi-Fi Networks. Figure 58: GAC2570 Top status Bar – Wi-Fi P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 71: Notifications In Status Bar

    Downloading files via Bluetooth. DND is enabled. Silent mode is enabled. When it's on, the incoming call/message won't produce ring tone/notification tone from GAC2570's speaker. USB flash drive is inserted. Downloading files via Internet connection. Incoming call from blacklist contact.

  • Page 72: Use The Gac2570 Keys

    Decrease the device volume. Volume (+) Increase the device volume. Keypad Shortcut Functions The GAC2570 supports keys shortcuts for certain special system functions. • Screenshot Press and hold the Home button for about 2 seconds to capture screenshot. The screenshot can...

  • Page 73: Use The On-Screen Keyboard

    4. The LCD screen will display “Erasing”. 5. The GAC2570 will reboot with factory default settings. Use the On-Screen Keyboard The GAC2570 onscreen keyboard can be activated by tapping on an input field. • English Keyboard This is the default keyboard on GAC2570.

  • Page 74: Figure 60: Gac2570 Onscreen Keyboard - English Keyboard

    Figure 60: GAC2570 Onscreen Keyboard - English Keyboard To switch input between lowercase and uppercase, tap on (lowercase) or (uppercase). Figure 61: GAC2570 Onscreen Keyboard - Lowercase and Uppercase • Number and symbols To input number and symbols, tap on the default keyboard to switch to number/symbols. Tap on...

  • Page 75: Figure 62: English Keyboard - Number And Symbols

    When using Android keyboard (AOSP) as keyboard, users could touch and press the key on the keyboard for about 2 seconds to input the alternative character. For example, touch and press the "+" key for about 2 seconds can get the selection "±". P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 76: Make Gac2570 Calls

    MAKE GAC2570 CALLS Register SIP Accounts The GAC2570 supports up to 16 independent SIP accounts. Each account can have separate SIP servers, usernames, and NAT configurations. Account Status On the idle screen, the account widget shows the account name, and registration status.

  • Page 77: Configure Sip Account

    To register a SIP account, users can access GAC2570's LCD menu→Settings→Advanced →Account Settings Or users could log in the GAC2570 web GUI→Account Settings page to fill in the necessary registration information, i.e., Account active, Account name, SIP Server, SIP User ID, SIP Authentic ID, SIP Authentic Password, etc.

  • Page 78: Redial

    GUI→Account Settings → Account X→Call Settings. • GAC2570 allows users to press # key as SEND key. This behavior can be disabled via option "Use # as Dial Key" under web GUI→ Account Settings → Account X→Call Settings.

  • Page 79: Dial A Number Via Call History

    Figure 66: GAC2570 View Contacts Dial a Number via Call History 1. Access Call History by tapping on icon on the bottom of the idle screen. 2. Incoming and outgoing calls are displayed in the "Conference" in the form of meetings, and missed calls are displayed in the "Missed".

  • Page 80: Answer A Call

    Figure 67: GAC2570 Call History Answer a Call Single Incoming Call • When the device is in idle and there is an incoming audio call, the device will show the call screen as below. Tap on "Answer" softkey to answer the call via built-in speaker and Microphones.

  • Page 81: Multiple Calls/Call Waiting

    Call Progress Status During an active call if Home Button is pressed, the GAC2570 will go back to the home screen and the call- in-progress status will be shown on the GAC2570 status bar, once clicking the bar it will go back to call screen.

  • Page 82: Call Recording

    1. During the call, users could record the conversation to the device by tapping on “Record” 2. If need to stop the recording, tap on “Stop Recording” 3. The recording files can be retrieved from the GAC2570 Recorder application P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 83: Mpk Monitoring

    Figure 72: GAC2570 Call Recording MPK Monitoring During the call, users could view and monitor the programmable keys configured for the current Account: Figure 73: MPK button P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 84: Mute

    During an active call, press “Mute” to mute the call. The mute icon will be displayed in the Call Operation menu in the right of the screen. Press “Unmute” to unmute the call. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 85: 12-Way Conference

    Figure 75: GAC2570 Call Mute 12-Way Conference The GAC2570 supports up to 12-way Audio conferencing. Initiate Conference There are three ways to initiate a conference call. • Initiating conference from dial screen 1. Bring up the dial screen. 2. Enter the extension number then press on it on the left panel of the screen 3.

  • Page 86: Figure 76: Add Conference Members From Dial Screen

    Figure 76: Add Conference Members from Dial Screen • Initiating conference during a GAC2570 call When the GAC2570 is on call screen, tap on softkey; 2. Enter the third-party number or choose an available number on the left menu from call history or contacts to form a conference of 3.

  • Page 87: Remove Party From Conference

    Figure 77: GAC2570 Conference Screen Note: When users press on to invite another member to the conference, a dial tone will be heard for the user to start dialing the number. Remove Party from Conference To remove a party from the conference: 1.

  • Page 88: End Conference

    GAC2570 will hang up the call. If the remote party hangs up the call itself, it will be disconnected from the conference but other parties on GAC2570 will stay in the existed conference. Hold and Resume Conference During the conference, users could tap on More softkey then tap on Hold to hold the conference at any time.

  • Page 89: Dnd (Do Not Disturb)

    DND (Do Not Disturb) When DND is on, the incoming calls to the GAC2570 will be blocked for all registered accounts with a reminder ring produced. To turn on/off DND: 1.

  • Page 90: Gac2570 User Manual P A G E

    Figure 80: Enable/Disable DND Note: • When the GAC2570 is in an active call, turning on/off DND won't affect the current active call. It will take effect starting from the next incoming call. P a g e GAC2570 User Manual...

  • Page 91: Contacts

    HTTP/TFTP server, importing contacts from external storage, and exporting contacts to external storage. Note: A reminder prompt is shown on the GAC2570 LCD screen when adding a number of contacts more than the allowed one (when importing contacts for instance).

  • Page 92: Figure 82: Gac2570 Contacts - Add New Contact

    Figure 82: GAC2570 Contacts - Add New Contact 2. Type First name, Last name, GAC2570 number and other information for the new contacts. Please make sure the account number field is selected so the GAC2570 will use this account to dial out the new contact.

  • Page 93: Import/Export Contacts

    Figure 83: Add to Contacts from Dial Pad Import/Export Contacts If the users have the GAC2570 Phonebook file saved in local storage or external storage device that has been plugged into the GAC2570, the Phonebook file can be directly imported to the Contacts. There are two different formats supported for the Phonebook file:"vCard", and "xml".

  • Page 94: Figure 84: Gac2570 Contacts - Import Contacts

    Contacts screen. 3. Select "Export Contacts " to bring up dialog below. 4. Select the file encoding and file type for the exported Phonebook file. By default, the GAC2570 is using "UTF-8" as the encoding method.

  • Page 95: Download Contacts

    Contacts. When downloading the Phonebook, the GAC2570 sends request to the HTTP/TFTP/HTTPS server looking for file Phonebook.xml. To Download Contacts: 1. Make sure the GAC2570 can connect to the HTTP/TFTP/HTTPS server and the Phonebook.xml file in correct format is downloadable from the HTTP/TFTP/HTTPS server. 2. Open Contacts.

  • Page 96: Search Contacts

    Figure 86: GAC2570 Contacts - Download Contacts Search Contacts 1. Open Contacts. 2. Tap on the search field 3. Enter a contact's name or a number to search. The search result will be automatically updated and displayed when entering the key words.

  • Page 97: Use Contacts

    Figure 87: GAC2570 Contacts - Search Contacts Use Contacts Once the contacts are added, users could navigate in the contacts list to make a call and manage the contacts furthermore. Make a Call to Contacts Scroll up/down to find the contact in the list and tap on to call this contact.

  • Page 98: Add Contacts To Favorites

    Figure 88: GAC2570 Contacts - Select Contacts Add Contacts to Favorites Select Contacts 1. Select the contact/contacts to be added as described in [ 2. Directly pressing on the contact and tap on "Add to Favorite" to add the contact to favorite.

  • Page 99: Edit Contacts

    2. Select "Add to Blacklist" from the menu. Figure 90: Add Contacts to Backlist Add Group Open Contacts and tap on Group, then New Group, and enter the name of the group. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 100: Add Contacts To Group

    Figure 91: GAC2570 Contacts - Add New Group Add contacts to Group To add contacts to a group, tap on the group then tap "Add Contact" , check the contacts to be added to the group and press Notes: •...

  • Page 101: Detection

    Accounts status. Users can also perform an Audio diagnostic test to check if the built-in speaker and Microphones are working. Proceed from LCD Menu → Settings → Status → Detection. • General Detection: Figure 92: Port & Network Status P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 102: Figure 93 : Account Status

    To perform audio detection, first perform Microphone detection. The users need to press "Start" first, and then the device will start recording. You can click "Finished" at any time to end the recording. Figure 94: Microphone Diagnosis P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 103: Figure 95: Speaker Diagnosis

    The speaker detection will start after the Microphone detection is completed. The device will play the recording when the Microphone is detected and choose whether to hear the recording. If you can hear it, the speaker is normal. Figure 95: Speaker Diagnosis P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 104: Call Block

    “Settings” icon then under “Features”, access “Call Block”. Blocked Contacts The blocked Contacts are the contacts that were added to the blacklist, the GAC2570 will block any calls coming from these contacts. To show the blocked contacts tap on Blacklist from the Call Block page.

  • Page 105: Figure 97: Gac2570 Blacklist - Add Number To Blacklist

    2. The following figure shows manually adding number to blacklist. Once Manually add option is selected, a window will be prompted for users to enter the GAC2570 number in the first field and name/note in the second field (optional). Tap on OK to finish the adding operation.

  • Page 106: Intercept Anonymous Calls

    2. From the contacts menu, long press on the contact and press “Remove from Blacklist”. Intercept Anonymous calls The GAC2570 gives the possibility to intercept anonymous calls for each account registered: 1. Enter the Call Block Menu. 2. Check Intercept Anonymous Calls as shown on the figure below.

  • Page 107: Call History

    • Conference • Missed Figure 100: GAC2570 Call History Dial Out from Call History Tap on the icon on the right side of one of the call history, and the device will use the same account to dial or initiate a conference. .

  • Page 108: Call History Options

    Call History Options For each call history entry, users could tap on the Missed Call once to access the Sub-Menu below. Figure 101: GAC2570 Call History – Tap on Missed Call P a g e GAC2570 User Manual...

  • Page 109: Figure 102: Gac2570 Call History - Add Contact

    Figure 102: GAC2570 Call History – Add Contact Users could find the following call details by tapping on the entry: • The Call date: the time when the call was initiated. • The Call duration: The period of time when the call was in progress.

  • Page 110: Recorder

    RECORDER GAC2570 Recorder application allows users to record audio and access recording files from call recordings. There is no time limit on the recorder as long as there is enough space to save the recording file. Tap on the GAC2570's desktop to launch the Recorder application.

  • Page 111: Figure 104: Recording Audio

    Figure 105 : Flag Mark 4. Tap on to cancel the recording, or on to end the recording. The file will be saved and accessible P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 112: Recorder Settings

    User can view the information about storage status, Enable/Change a password for accessing the Recorder application by taping on followed by Settings: From the GAC2570’s desktop page click on to open the recorder. P a g e GAC2570 User Manual...

  • Page 113: Figure 107: Recorder Menu

    2. Click on Menu icon on the top right as shown above 3. Tap on Settings Figure 108: Menu Options 4. Users can enable and choose a password to be set for accessing the Recorder application by taping on Enable Password: P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 114: Figure 109: Recorder Settings

    Figure 109: Recorder Settings Figure 110: Set Password 5. Users can change the preconfigured password by taping on Change password: P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 115: Files Operations

    Users could long press on each file to select it then perform the following operations on the select file. Figure 112: Files operation Export: Choose this option to export the file to other storage destinations (USB Drive as example). P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 116: Figure 113: Export/Delete Files

    Lock/Unlock: Users could lock and unlock the file. Send: Make sure to enable Bluetooth on the GAC2570 in order to send the file to other devices. Rename: Click on this option in order to rename the file. Delete: Choose this option to delete a file...

  • Page 117: File Manager

    Files Operations Copy and Paste Files Follow the steps below to copy and paste a file on the GAC2570: 1. Open file manager and navigate to the directory of the file to be copied. Touch and press on the file for about 2 seconds until the option s window pops up then press Copy.

  • Page 118: Move Files

    The steps to move a file are similar to the steps to copy/paste a file. The difference is once the file is moved, the file will not be kept in the source folder. Follow the steps below to move a file on the GAC2570.

  • Page 119: Delete Files

    Bluetooth then choose the Bluetooth devices to send the files to. Figure 116: GAC2570 File Manager - Options Delete Files 1. Open file manager and navigate to the directory of the file to be deleted. Touch and press on the file for about 2 seconds until more options appear.

  • Page 120: Rename A File

    1. Open file manager and navigate to the directory of the file to be renamed. Touch and press on the file for about 2 seconds until more options appear. 2. Tap on "Rename". A new dialog window will pop up for users to enter the new name. 3. Tap on OK. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 121: File Categories

    • Video: contains all the videos stored on the device including videos stored on local and external devices. • Audio: contains all the Audio file on local and external storage. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 122: Gs Market

    GS MARKET The GAC2570 supports extensive amount of 3 party Android applications. Users could install those applications from the built-in GS Market. Tap on at the device onscreen menu to launch the GS Market. Users could browse, search, download and install the apps from there for tools, games, and other applications.

  • Page 123: Ftp Server

    FTP SERVER The GAC2570 supports file transfer via FTP server. Once installed, users could access the GAC2570 file system from PC. There are two ways for accessing FTP Server application: • Go to GAC2570 application screen → File Manager and click on the icon Figure 120: FTP Server –...

  • Page 124: Figure 121: Ftp Server - Stop

    By default, when the users access the ftp server from a PC, a prompt will show asking for username and password. The default username and password are "admin". Figure 122: FTP Server – Settings P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 125: Screensaver

    Users can set Screensaver to Clock or Screensaver. • Clock: When setting the screen saver to Clock the GAC2570 will show a clock on the screen when the GAC2570 goes to standby mode. Press to set the clock as Digital or Analog and Enable/Disable the Night mode.

  • Page 126: Figure 124: Network Image Path

    Figure 124: Network Image Path P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 127: Wireless Microphone

    WIRELESS MICROPHONE The GAC2570 supports connecting up to two GMD1208 Wireless Microphones to act as external mic. To Pair your GAC2570 to your GMD1208 Wireless Microphones, please proceed as below: 1. User can either tap on directly Wireless Microphone APP on the desktop or by accessing the LCD Menu →...

  • Page 128: Figure 126: Features - Wireless Microphone - Paired Devices

    The following prompt will appear if the GMD1208's battery level is less than 15%. We recommend connecting fully charged GMD1208 to ensure normal performance. Figure 127: Wireless MIC: Power Level of GMD1208 P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 129: Gac2570 Web Gui Settings

    GAC2570 WEB GUI SETTINGS The GAC2570 embedded Web server responds to HTTP/HTTPS GET/POST requests. Embedded HTML pages allow users to configure the application GAC2570 through a Web browser such as Microsoft’s IE, Mozilla, Firefox, Google Chrome and etc. Status Page Definitions...

  • Page 130: System Info

    Certificate System Up Time System up time since the last reboot. Account Page Definitions GAC2570 has 2 independent SIP accounts. Each SIP account has an individual configuration page. General Settings Account Registration Account Active Indicates whether the account is active. 1 account active by default.
  • Page 131 Configures the subscriber's name (optional) that will be used for Caller ID Only display. Tel URI Indicates E.164 number in “From” header by adding “User=GAC2570” parameter or using “Tel:” in SIP packets. If the device has an assigned PSTN Number. •...
  • Page 132 When this feature is enabled (default), the device will register using the SRV Fail-over outbound proxy when the SIP server is failed to get the registration. Note: This option is available when DNS Mode is set to SRV or NAPTR/SRV only. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 133: Sip Settings

    REGISTER message with “Contact” header set to * and Expires=0 parameters to the SIP server when the device starts pre-registration after rebooting. • If set to "Instance", the device only cleans the current SIP user's info P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 134 REGISTER message with “Contact” header set to concerned SIP user’s info and Expires=0 parameters to the SIP server. • f set to “No”, the GAC2570 will not unregister the SIP account when rebooting. The default setting is "Instance". Register Expiration (m) Configures the time period (in minutes) in which the device refreshes its registration with the specified registrar.
  • Page 135 Use P-Access-Network- Enables / disables the use of P-Access-Network-Info header in SIP Info Header request. When disabled, the SIP message sent from the GAC2570 will not include the selected header. Default setting is “Yes”. Use P-Emergency-Info Enables / disables the use of P-Emergency-Info header in SIP request.
  • Page 136 Responses (1xx). It is set to “Yes”, the device will response to the 1xx response from the remote party. Default is "No". P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 137 • If set to "No", the device will enable the session timer only when the remote party supports this feature. To turn off the session timer, select P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 138: Codec Settings

    • RFC2833, which means to specify DTMF with RTP packet. Users could know the packet is DTMF in the RTP header as well as the type of DTMF. P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 139 SRTP. It can be selected from dropdown list: • AES128&256 bit, AES 128 bit or AES 256 bit If it is set to “AES 128&256 bit”, the device will provide both AES 128 and P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 140: Call Settings

    Call Features Auto-answer If set to "Yes", the GAC2570 will automatically answer incoming calls. If set to "Intercom/Paging Only", it will answer the call based on the SIP Call-Info or Alert-Info header sent from the server/proxy. The Default is No.
  • Page 141 If it is set to "Do Not Show Prompt for Missed Call", the GAC2570 will log the missed call log, but there is no prompt to indicate the missed calls on GAC2570 LCD. The default setting is “Log All”.
  • Page 142 Allow 311, 611, and 911 or any 10-digit numbers with leading digits 1617 • Example 2: {^1900x+ | <=1617>xxxxxxx} Block any number of leading digits 1900 or add prefix 1617 for any dialed 7-digit numbers • Example 3: {1xxx[2-9]xxxxxx | <2=011>x+} P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 143 If set to "Auto", if Privacy header is carried in 180 Ringing and the value is "id", "Anonymous" will be displayed on the GAC2570; otherwise, the GAC2570 will update the callee ID in the order of P-Asserted P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 144: Advanced Settings

    Only Accept SIP Answers the SIP request from saved servers when set to “Yes”, only the SIP Requests from requests from saved servers will be accepted; and the SIP requests from the P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 145 If all the accounts are not available in the group, the device will traverse all the accounts in the group and notify the users the session is failed. Default is "Default". P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 146: Phone Settings Page Definitions

    The local call forward function is disabled when this feature is active. Default is No. Allow Sync If set to "Yes", the GAC2570 will allow SIP NOTIFY messages to synchronize Phonebook Via SIP local Phonebook. Notify...

  • Page 147: Call Settings

    (enabled). Enable Call Waiting Tone Sets the GAC2570 to play the call waiting tone along with LED indicator if there is another incoming call. If unchecked, only LED will indicate another incoming call. The default setting is checked (enabled).
  • Page 148 Determines which characters will be included in the SIP INVITE URI if end users input #. If it is set to “Yes”, the GAC2570 system will replace the # by %23. Otherwise, it will include # in the SIP INVITE message.

  • Page 149: Ring Tone

    Temporarily Unavailable(480) • Not Found(404) • Decline(603) Default is Busy(486). Return Code When When DND is enabled, the GAC2570 will send the selected type of SIP Enable DND Message in reply to an incoming call (INVITE). • Busy(486) • Temporarily Unavailable(480) •...

  • Page 150: Multicast Paging

    Available options are: • Both, prefer IPv4. • Both, prefer IPv6 • IPv4 Only P a g e GAC2570 User Manual Version 1.0.1.23...
  • Page 151 DHCP option 43. • When set to “DHCP Option 132 and DHCP Option 133”, the GAC2570 will get DHCP Option 132 as VLAN ID and get DHCP Option 133 as VLAN priority, from the DHCP server directly. • When set to “Encapsulated in DHCP Option 43”, the GAC2570...

  • Page 152: Wi-Fi Settings

    Wi-Fi Settings Connect to Wi-Fi Network Users can connect wirelessly to a network using Wi-Fi under GAC2570 Web GUI → Network Settings → Wi-Fi Settings. In order to connect to a network using Wi-Fi, please, refer to the following steps: 1.

  • Page 153: Figure 128: Wi-Fi Basics Page

    3. Click on Scan to show the list of Wi-Fi networks available around the GAC2570 Note: The list of Wi-Fi Networks refreshes automatically every 15 seconds and user can force to refresh by clicking again on “Scan”. Figure 128: Wi-Fi Basics Page 4.

  • Page 154: Wi-Fi Settings

    Figure 130: GAC2570 Connect to Wi-Fi-Show Advanced Options Wi-Fi Settings Wi-Fi Basics Wi-Fi Function Enables/disables the Wi-Fi feature. The default setting is "Disable". Sets the type of Wi-Fi Band (2.4G & 5G, 2.4G or 5G). Wi-Fi Band The default setting is 2.4G&5G.

  • Page 155: Openvpn® Settings

    The cipher method of OpenVPN®, must be the same cipher method used Method by the OpenVPN® server. Available methods are: • Blowfish • AES-128 • AES-256 Default is “Blowfish” OpenVPN® Username OpenVPN® authentication username (optional). OpenVPN® Password OpenVPN® authentication password (optional). P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 156: Advanced Network Settings

    Sets the user-agent for contacts. Agent Note: Reboot the device to make changes take effect. SIP User-Agent Sets the user-agent for SIP. Default is: Grandstream GAC2570 $version Proxy HTTP/HTTPS Proxy Specifies the HTTP/HTTPS proxy hostname for the device to send packets Hostname to.

  • Page 157: Security Settings

    2; it will override selected time zone. Settings If set to “No”, the GAC2570 will use selected time zone even if provided by DHCP server. The default setting is Yes. Note: Changes in this setting need reboot to take effect.
  • Page 158 Press “Manage” to add/delete “User Certificates”. Configuration via Configures access control for keypad Menu settings on the Settings Keypad Menu interface of the GAC2570. • Unrestricted: configure all settings on the Settings interface; • Basic Settings Only: The Advanced Settings option will not be displayed;...

  • Page 159: Preferences

    GAC2570. Note: Needs reboot to take effect. Enable Missed Call If set to "Yes", the LED indicator on the upper right corner of the GAC2570 Indicator will light up when there is new voicemail on the GAC2570. P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 160: Maintenance Page Definitions

    Enable Contact Full If set to "Yes", the LED indicator on the upper right corner of the GAC2570 Indicator will light up when the contact storage or message storage is full. Enable Indicator When If set to "Yes", the LED indicator on the upper right corner of the GAC2570 LCD is Off will light up when the LCD screen is off.
  • Page 161 Downloads the device's configuration file in text format. The config file Configuration includes all the P value parameters for GAC2570's current settings except password for security purpose. Users can use the Grandstream configuration file generator to generate binary config file from this text file.
  • Page 162 Authenticate Conf File Sets the device to authenticate configuration file before applying it. When set to “Yes”, the configuration file must include value P1 with GAC2570 system’s administration password. If it is missed or does not match the password, the device will not apply it.
  • Page 163 The default setting is “Always Check at bootup”. Upgrade With Prompt If set to "Yes", the GAC2570 will pop up a prompt after downloading the firmware files to confirm whether start upgrading. Otherwise, the GAC2570 will automatically start upgrading process.
  • Page 164 Enable SIP NOTIFY Enables the SIP NOTIFY Authentication on the device. Authentication If set to “Yes”, the GAC2570 will challenge NOTIFY with 401. The default setting is “Yes”. Enabled Authentication Configures whether to validate the server certificate when downloading the Server Validation firmware/config file.

  • Page 165: System Diagnosis

    Safe Mode Configures Enable/Disable Safe Mode. If enabled, the GAC2570 will enter safe mode after rebooting, which will help remote troubleshooting when an abnormal situation occurs. Note: Once entering safe mode, only the system applications will be up and running, all widgets and 3rd party apps will be disabled. It requires a reboot to take effect.
  • Page 166 Record Record Click to start capturing audio data, click the "Stop" button to end. To capture P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 167: Event Notification

    Event Notification Set the URL for events on GAC2570 web GUI, and when the corresponding event occurs on the device, the device will send the configured URL to SIP server. The dynamic variables in the URL will be replaced by the actual values of the device before sending to SIP server, in order to achieve the purpose of events notification.

  • Page 168: App Page Definitions

    Configures the display format for the MPK. Users could select "Name", "User ID", "Name, User ID" or “Name, User ID, Key mod”. "Name" is the one saved in GAC2570 contacts. The default setting is "Name, User ID, Key mode”. Show Display Name...
  • Page 169 For example, if the GAC2570 is off hook and account 2 is active, it will call the UserID when the accounts being configured as VPK. • Dial DTMF: Dial the DTMF digits of the UserID when the accounts being configured as VPK during the call.

  • Page 170: Contacts

    The default setting is "No". • Clear Old History Mode If set to "Clear all", the GAC2570 will delete all previous records before importing the new records. • If set to "Keep Local Contacts", the new-added local new contacts will not be deleted when importing new records.
  • Page 171 GAC2570 system will save both contact entries. The default setting is "No". Replace Duplicate • If set to "Replace by name", replace the records of the same name Entries Mode automatically when importing new records. • If set to "Replace by number", replace the records of the same number automatically when importing new records.
  • Page 172 Keeps the original contact entries when duplicated contact entries are included in the contact file. If set to "Yes", the GAC2570 will replace the original entries to the new one. Otherwise, the GAC2570 system will save both contact entries. The default setting is "Yes".

  • Page 173: Ldap Phonebook

    EUC-KR Download Server Configures the server URL to download the Phonebook file. The GAC2570 system will send a request to the server to download the Phonebook file with filename Phonebook.xml. HTTP/HTTPS Username Configures username for HTTP/HTTPS server to download the Phonebook file.
  • Page 174 Search Field Filter Configures to filter according to which fields when searching on LDAP. Users can choose between ‘Name Filter’, ‘Number Filter’, ‘Mail Filter’ or ‘All Filter’. The default setting is "All Filter". P a g e GAC2570 User Manual Version 1.0.1.23...

  • Page 175: Recording

    LDAP Displaying Name Configures the entry information to be shown on GAC2570's LCD. Up to 3 Attributes fields can be displayed. Example: %cn %sn %telephoneNumber Max Hits Specifies the maximum number of results to be returned by the LDAP server. If set to 0, server will return all search results. Default setting is 50.

  • Page 176: Experiencing The Gac2570

    EXPERIENCING THE GAC2570 Please visit our website: https://www.grandstream.com to receive the most up- to-date updates on firmware releases, additional features, FAQs, documentation, and news on new products. We encourage you to browse our product related documentation, FAQs User and Developer Forum for answers to your general questions.
  • Page 177 P a g e GAC2570 User Manual Version 1.0.1.23...

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