AudioCodes 420HD Administrator's Manual
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AudioCodes 420HD Administrator's Manual

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AudioCodes Series of High Definition IP Phones
HD VoIP
Administrator's Manual
420HD IP Phones
®
™
with Microsoft
Lync
Server 2010
Version 2.0.1

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Summary of Contents for AudioCodes 420HD

  • Page 1 AudioCodes Series of High Definition IP Phones HD VoIP Administrator’s Manual 420HD IP Phones ® ™ with Microsoft Lync Server 2010 Version 2.0.1...

  • Page 3: Table Of Contents

    Administrator's Manual Contents Table of Contents Introduction ......................9 Deployment Overview .................... 10 Preparing the Microsoft Lync Environment for IP Phones ......11 Making Sure DHCP Server Options are Correctly Configured ....... 11 2.1.1 DHCP Option 43 ...................... 12 2.1.2 DHCP Option 120 ....................
  • Page 4 420HD IP Phone with Microsoft Lync 3.12.1 Using the Encryption Tool..................53 3.12.1.1 Encrypting Configuration Files ..............53 3.12.2 Encrypting Passwords in Configuration File ............53 3.12.3 Configuring 802.1X ....................54 3.12.3.1 Using the Phone LCD ................54 3.12.3.2 Using the Web Interface / Configuration File ...........55 3.12.4 Configuring HTTPS ....................
  • Page 5 Administrator's Manual Contents List of Figures Figure ‎ 1 -1: How to Deploy IP Phones in an Enterprise Customer's Network ........10 Figure ‎ 2 -1: DHCP Server Options ......................11 Figure ‎ 3 -1: Web Interface - Configuration File ..................17 Figure ‎...
  • Page 6 Table ‎ 6 -2: Packet Recording Parameters ....................81 Table ‎ 6 -3: Port Mirroring Parameters ..................... 83 Table ‎ A -1: 420HD IP Phone Specifications .................... 85 Table ‎ ‎ A -2: Supported IETF RFCs ......................87 Table ‎ ‎ A -3: Supported SIP Methods ......................88 Table ‎...

  • Page 7: Customer Support

    Administrator's Manual Notices Notice This manual shows administrators how to set up and configure AudioCodes' 420HD IP Phone in enterprise network environments. Information contained in this document is believed to be accurate and reliable at the time of printing. However, due to ongoing product improvements and revisions, AudioCodes cannot guarantee accuracy of printed material after the Date Published nor can it accept responsibility for errors or omissions.

  • Page 8: Related Documentation

    420HD IP Phone with Microsoft Lync Related Documentation Document Name 420HD IP Phone User’s Manual 420HD IP Phone Quick Guide Regulatory Information Compliancy and Regulatory Information can be viewed at http://www.audiocodes.com/library. Note: Throughout this document, where features can be configured using the Web...

  • Page 9: Introduction

    Administrator's Manual Introduction This Administrator's Manual is intended for system administrators responsible for setting up and configuring the AudioCodes 420HD IP Phone with Microsoft Lync, in enterprise network environments. AudioCodes IP phones are based on AudioCodes' proprietary High Definition (HD) voice technology, providing clarity and a rich audio experience in Voice-over-IP (VoIP) calls.

  • Page 10: Deployment Overview

    420HD IP Phone with Microsoft Lync Deployment Overview The figure below shows how to deploy AudioCodes IP phones in an enterprise customer's network. Figure ‎ 1 -1: How to Deploy IP Phones in an Enterprise Customer's Network Administrator's Manual Document #: LTRT-09930...

  • Page 11: Preparing The Microsoft Lync Environment For Ip Phones

    ‎ 2 . Preparing the Microsoft Lync Environment for IP Phones Administrator's Manual Preparing the Microsoft Lync Environment for IP Phones Before plugging in and playing the IP phones in an enterprise's Lync environment, make sure that the environment is ready for them. To prepare it for IP phones, you must set up: Front End Lync Server Domain Controller, including:...

  • Page 12: Dhcp Option 43

    420HD IP Phone with Microsoft Lync Correct configuration of these three is critically important. The other DHCP options shown in the figure above are also important but are less susceptible to inaccuracies than these. 2.1.1 DHCP Option 43 Option 43 comprises the five sub-options 001-005 shown in the figure above and in the table below.

  • Page 13: Making Sure The Dhcp Server Is Correctly Configured For Auto Provisioning

     In the DHCP Discover message, the phone publishes its model name in Option fields 60 and 77 (e.g., 420HD). To provide different provisioning information to different models, set up a policy in the DHCP server according to phone model name.

  • Page 14: Troubleshooting

    420HD IP Phone with Microsoft Lync Troubleshooting 2.3.1 Using the Phone LCD to Troubleshoot Use the table below to help troubleshoot deployment problems that can occur after preparing the enterprise network environment for IP phone deployment. Tip: Use the first phone that you deploy as an indicator for the entire deployment. If the first phone plugs in and plays without irregularities, all phones deployed after it should also.
  • Page 15 ‎ 2 . Preparing the Microsoft Lync Environment for IP Phones Administrator's Manual Problem / LCD Notification Corrective Action  Make sure that 'Location look up' is configured by LCD Notification: the management shell in the Lync server. "Location look-up failed. Please enter your address."...

  • Page 16: Using The Web Interface To Troubleshoot

    420HD IP Phone with Microsoft Lync 2.3.2 Using the Web Interface to Troubleshoot This section shows how to use the Web interface to troubleshoot problems.  To use the Web interface to troubleshoot: Obtain the phone's IP address if the DHCP server successfully automatically provided one: Press the MENU key on the dial pad and in the phone's LCD, navigate to and select Status >...

  • Page 17: Creating A Configuration File For Auto Provisioning Via Dhcp

    13). Note: When creating a new configuration file, ensure that the system/type parameter in the cfg file is set to the proper phone model (e.g.,420HD). Read the sections below for information on how to configure a single phone. Version 2.0.1...

  • Page 18: Configuring Network Settings

    420HD IP Phone with Microsoft Lync Configuring Network Settings This section shows how to reconfigure IP network settings, including:  ‎ 3 .1.1 LAN Connection Type (see Section below)  ‎ 3 .2 Partial DHCP (see Section below) 3.1.1 Changing LAN Connection Type The phone’s LAN Connection Type can be:...

  • Page 19: Figure ‎ 3 -2: Web Interface - Network Settings

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Press the Edit softkey: Enter the new address in dotted-decimal notation, using the following keys:  Navigation control: moves the cursor left or right in the IP address ...
  • Page 20 420HD IP Phone with Microsoft Lync Parameter Description Subnet Mask The subnet mask address [network/lan/fixed_ip/netmask] Default Gateway Address The IP address of the default gateway. [network/lan/fixed_ip/gateway] Domain Name The domain name. [network/lan/fixed_ip/domain_name] Domain Name Server (DNS) Primary DNS The primary DNS server address.

  • Page 21: Configuring Dhcp Settings

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Configuring DHCP Settings In the Web interface's Network Settings page (see above), select the Automatic IP (DHCP) option. The following parameter settings can be configured in the Web interface and the configuration file: Table ‎...
  • Page 22 420HD IP Phone with Microsoft Lync Parameter Description DHCP-Related Parameters Enables prioritization of the NTP server’s network/lan/dhcp/ntp/server_list/enabled information received from the DHCP server (Option fields 42 or 4), over the static configuration (system/ntp/primary_server_address and system/ntp/secondary_server_address).  [0] Disable  [1] Enable (default)

  • Page 23: Configuring Lan And Pc Port Settings

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Configuring LAN and PC Port Settings Port settings can be configured using the Web interface or the configuration file. Note: The optional values of the configuration file parameters are enclosed in square brackets while its corresponding Web interface values are written outside the square brackets, for example, [1] Enable.

  • Page 24: Configuring Vlan Settings

    420HD IP Phone with Microsoft Lync Configuring VLAN Settings VLAN settings can be configured using the Web interface or the configuration file.  To configure the phone’s VLAN settings:  Using the Web interface: Access the Network Settings page (Configuration tab > Network Connections menu >...

  • Page 25: Enabling Telnet Access

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Enabling Telnet Access Telnet access can be enabled using the Web interface or the configuration file.  To enable Telnet:  Using the Web interface: Access the Telnet page (Management tab > Remote Management menu > Telnet).

  • Page 26: Configuring Voip Settings

    420HD IP Phone with Microsoft Lync Configuring VoIP Settings This section shows how to configure VoIP settings. 3.6.1 Configuring Dialing Settings Most dialing settings are automatically provisioned. This section shows how to configure dialing settings that aren't. 3.6.2 Configuring Tones This section shows how to configure Tones using the Web interface or configuration file.

  • Page 27: Table ‎ 3 -6: Dial Tones Parameters

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual  Using the configuration file: Table ‎ 3 -6: Dial Tones Parameters Parameter Description Dial Tone Timeout Defines the maximum duration of the dial tone (in seconds) after which the dial tone stops and a [voip/dialing/dialtone_timeout] reorder tone is played.

  • Page 28: Loading Ring Tones

    420HD IP Phone with Microsoft Lync 3.6.2.1 Loading Ring Tones This section shows how to upload new ring tones using the Web interface or configuration file. Notes:  The ring tone file must be in WAV file format (A/Mu-Law, 8-kHz audio sample rate and 8-bit audio sample size or PMC 16-kHz audio sample rate and 16-bit audio sample size, Intel PCM encoding).

  • Page 29: Configuring Regional Settings For Call Progress Tones

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual  Using the configuration file: Table ‎ 3 -7: Ring Tone Parameters Parameter Description Ringing Tone Name File Location The URI for retrieving the ring tones file. The ring tones can be compressed to *.zip or *.tgz files and provided [provisioning/ring_tone_uri] to the phone during provisioning.

  • Page 30: Table ‎ 3 -8: Regional Parameters

    420HD IP Phone with Microsoft Lync  Using the configuration file: Table ‎ 3 -8: Regional Parameters Parameter Description Current Location Defines the country in which your phone is located. The behavior and parameters of analog telephones lines vary [voip/regional_settings/selected_co between countries.
  • Page 31 ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Parameter Description voip/regional_settings/call_progres Output level of the low frequency tone (in -dBm) in Call Progress generation. s_tones/%d/frequency_a_level The valid range is 0 to 63, where 63 is mute. voip/regional_settings/call_progres Output level of the low frequency tone (in -dBm) in Call s_tones/%d/frequency_b_level...

  • Page 32: Configuring Default Audio Device

    420HD IP Phone with Microsoft Lync 3.6.4 Configuring Default Audio Device This section shows how to configure the default Audio Device using the Web interface or the configuration file.  To configure the default Audio Device:  Using the Web interface: Access the Dialing page (Configuration tab >...

  • Page 33: Configuring Voice Settings

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Table ‎ 3 -10: DTMF Description Parameter Description DTMF Transport Mode DTMF transport mode.  [voip/media/out_of_band_dtmf] [INBAND] Inband  [RFC2833] RFC 2833 (default)  [VIA_SIP] Via SIP Configuring Voice Settings This section shows how to configure voice settings.

  • Page 34: Configuring Silence Compression

    420HD IP Phone with Microsoft Lync 3.7.2 Configuring Silence Compression This section shows how to configure Silence Compression using the Web interface or the configuration file.  To define silence compression:  Using the Web interface: Access the Voice page (Configuration tab > Voice Over IP menu > Voice).

  • Page 35: Activating Services

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Activating Services This section shows how to activate phone services. 3.8.1 Activating Automatic Dialing This section shows how to activate Automatic Dialing using the Web interface or the configuration file.

  • Page 36: Enabling Automatic Answer

    420HD IP Phone with Microsoft Lync 3.8.2 Enabling Automatic Answer This section shows how to enable the Automatic Answer service using the configuration file parameters described in the table below. Table ‎ ‎ 3 -15: Configuration File - Automatic Answer Parameters...

  • Page 37: Activating Message Waiting Indication

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual 3.8.3 Activating Message Waiting Indication This section shows how to activate Message Waiting Indication (MWI) using the Web interface or the configuration file.  To activate MWI: ...

  • Page 38: Setting Volume Levels

    420HD IP Phone with Microsoft Lync Setting Volume Levels This section shows how to set volume levels. 3.9.1 Configuring Automatic Gain Control This section shows how to configure Automatic Gain Control using the Web interface or the configuration file. ...

  • Page 39: Configuring Tone Volume

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual 3.9.2 Configuring Tone Volume This section shows how to configure Tone volume using the Web interface or the configuration file.  To configure tone volume:  Using the Web interface: Access the Volume Setting page (Configuration tab >...

  • Page 40: Configuring Speakerphone (Hands Free) Volume

    420HD IP Phone with Microsoft Lync 3.9.4 Configuring Speakerphone (Hands Free) Volume This section shows how to configure speakerphone (Hands Free) volume using the Web interface or the configuration file.  To configure speakerphone (hands free) volume:  Using the Web interface: Access the Volume Setting page (Configuration tab >...
  • Page 41 ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Table ‎ 3 -13: Speakerphone (Hands Free) Parameters Parameter Description Hands-free Gain Parameters Note: Values are in decibels (dB) and represented as follows:  Negative values: use the word "minus" (e.g. =minus9db). ...

  • Page 42: Configuring Handset Volume

    420HD IP Phone with Microsoft Lync 3.9.5 Configuring Handset Volume This section shows how to configure handset volume using the Web interface or the configuration file.  To configure handset volume:  Using the Web interface: Access the Volume Settings page (Configuration tab > Voice Over IP menu >...

  • Page 43: Configuring Headset Volume

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Parameter Description Handset Analog Input Analog input gain (in dB). [voip/audio/gain/handset_analog_input_gain] Valid values: [0db], [plus1_5db], [plus3db], [plus4_5db], [plus6db], [plus7_5db], [plus9db], [plus10_5db], [plus12db], [plus13_5db], [plus15db], [plus16_5db], [plus18db], [plus19_5db], [plus21db], [plus22_5db], [plus24db], [plus25_5db], [plus27db], [plus28_5db], [plus30db], [plus31_5db], [plus33db],...

  • Page 44: Table ‎ 3 -20: Headset Gain Parameters

    420HD IP Phone with Microsoft Lync  Using the configuration file: Table ‎ 3 -20: Headset Gain Parameters Parameter Description Headset Gain Parameters Note: Values are in decibels (dB) and represented as follows:  Negative values: use the word "minus" (e.g. =minus9db).

  • Page 45: Configuring Advanced Phone Settings

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual 3.10 Configuring Advanced Phone Settings 3.10.1 Configuring the Phone Directory This section shows how to configure the phone directory. 3.10.1.1 Configuring the Corporate Directory This section shows how to configure the Corporate Directory using the Web interface or the configuration file.

  • Page 46: Table ‎ 3 -21: Ldap Parameters

    420HD IP Phone with Microsoft Lync  Using the configuration file: Table ‎ 3 -21: LDAP Parameters Parameter Name Description Enables or disable LDAP. Active [system/ldap/enabled] Defines the IP address or URL of the LDAP Server Address server. [system/ldap/server_address] Defines the LDAP service port.
  • Page 47 ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Parameter Name Description Specifies your search pattern for number look Number Filter ups. [system/ldap/number_filter] When you type in the following field, for example, (|(telephoneNumber=%)(Mobile=%)(ipPhone=%)) , the search result is all LDAP records which have the “telephoneNumber”...

  • Page 48: Figure ‎ 3 -24: Web Interface - Corporate Directory

    420HD IP Phone with Microsoft Lync Parameter Name Description Starts to perform an LDAP search after x system/ldap/minimal_name_search_length characters are input. Sends an LDAP search each time the user system/ldap/send_queries_while_typing presses a key (all keys with both number and letters).

  • Page 49: 3.10.2 Managing The Local Phone Directory

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual  Using the configuration file: Table ‎ 3 -22: Provisioning Parameters Parameter Description Note: To add a value to these parameters, enter provisioning/ followed by the parameter name equals the value (e.g.

  • Page 50: Configuring Speed Dial

    420HD IP Phone with Microsoft Lync In the ‘Office’, 'Home' and/or 'Mobile' fields, enter the contact’s telephone numbers. The contact's number can be defined with an IP address or domain name (e.g. <number>@<IP address or domain name>). Click Submit; the contact appears in the Directory list at the bottom of the page.

  • Page 51: 3.11.2 Deleting A Speed Dial

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual Figure ‎ 3 -26: Web Interface - Speed Dial In the ‘Number’ field corresponding to the phone’s Speed Dial key (in the ‘Button’ column), enter the speed dial number to which you want to assign the Speed Dial key.

  • Page 52: 3.11.3 Saving Speed Dial File Configuration To A File

    420HD IP Phone with Microsoft Lync 3.11.3 Saving Speed Dial File Configuration to a File Once you have configured your Speed Dial in the Web interface, you can save it to a file on your computer. This may be useful for backing up your configuration or for using the same configuration by loading it to another phone.

  • Page 53: Configuring Security

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual 3.12 Configuring Security 3.12.1 Using the Encryption Tool This section shows how to use the encryption tool. 3.12.1.1 Encrypting Configuration Files This section shows how to encrypt the configuration file when, for example, it is sent over an unsecure network.

  • Page 54: 3.12.3 Configuring 802.1X

    420HD IP Phone with Microsoft Lync 3.12.3 Configuring 802.1X 802.1X is an IEEE Standard for port-based Network Access Control (PNAC). It's part of the IEEE 802.1 group of networking protocols. It provides an authentication mechanism for devices joining a LAN or WLAN.

  • Page 55: 3.12.3.2 Using The Web Interface / Configuration File

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual 3.12.3.1.2 EAP-TLS Mode This section shows how to configure EAP-TLS mode for 802.1X.  To configure EAP-TLS mode for 802.1X: Navigate to the EAP-TLS option and press Select and then Edit: Enter the following information: ...

  • Page 56: Figure ‎ 3 -28: Web Interface - 802.1X Settings - Eap Tls

    420HD IP Phone with Microsoft Lync  Using the configuration file: Table ‎ 3 -24: EAP MD5 Parameters Parameter Description EAP Type Sets 802.1X Extensible Authentication Protocol mode [/network/lan/_802_1x/eap_type] [Disable] = Disables the use of 802.1X [EAP_MD5]=Authentication is implemented by user name and password (Password is optional).

  • Page 57: Table ‎ 3 -25: Eap Tls Parameters

    ‎ 3 . Creating a Configuration File for Auto Provisioning via DHCP Administrator's Manual  Using the configuration file: Table ‎ 3 -25: EAP TLS Parameters Parameter Description Identity Identity for TLS mode. (optional) /network/lan/_802_1x/tls_identity Root and Intermediate Certificate Filename URL for the file that contains root and intermediate Certificate.

  • Page 58: 3.12.4 Configuring Https

    420HD IP Phone with Microsoft Lync 3.12.4 Configuring HTTPS This section shows how to access the Web interface using HTTPS, for example, https://10.16.2.40, to secure provisioning. Firmware and configuration files will then be loaded to the phone from the HTTPS server.

  • Page 59: Configuring Automatic Provisioning

    ‎ 4 . Configuring Automatic Provisioning Administrator's Manual Configuring Automatic Provisioning AudioCodes' IP phone is by default shipped ready for out-of-the-box deployment with automatic provisioning capabilities. The phone also features an integral automatic update mechanism to automatically remotely upgrade its software image and update its configuration. Checks for newer software versions and configuration files are routinely automatically performed.

  • Page 60: Table ‎ 4 -1: Configuring Automatic Provisioning Performed By Dhcp

    ; 420HD_<MAC>_conf.cfg - retrieved firmware file is different_firmware_name.img and the configuration file name is 420HD_<MAC address>_conf.cfg. For example, 420HD_001122334455_conf.cfg  https://192.168.2.1/420HD_<MAC>_conf.cfg - In this case the retrieved firmware file is 420HD.img and the configuration file name is 420HD_<MAC Administrator's Manual Document #: LTRT-09930...
  • Page 61 Option 66 must be a valid IP address or host name of a TFTP server only.  Option 67 must be the firmware name. If Option 67 is absent, the phone requests for the 420HD.img image file. For example:  Option 66: 192.168.2.1 or myTFTPServer  Option 67: 420HD_1.2.2_build_5.img Notes: ...
  • Page 62 420HD IP Phone with Microsoft Lync Parameter Description  [Sunday] Sunday (default)  [Monday] Monday  [Tuesday] Tuesday  [Wednesday] Wednesday  [Thursday] Thursday  [Friday] Friday  [Saturday] Saturday Note: This parameter is applicable only when type is configured to "weekly".

  • Page 63: Configuring Dhcp Option 160

    ‎ 4 . Configuring Automatic Provisioning Administrator's Manual 4.1.1 Configuring DHCP Option 160 DHCP Option Value 160 can be configured using the Web as shown below.  To configure DHCP Option 160:  Using the Web interface: Access the Automatic Provisioning page (Management tab > Automatic Update menu >...

  • Page 64: Configuring Automatic Provisioning Via Static Dns Record

    420HD IP Phone with Microsoft Lync Configuring Automatic Provisioning via Static DNS Record The Static DNS (Generic Domain Name) Record method is used for automatic provisioning when you are unable to manage your DHCP server. If the provisioning server does not...

  • Page 65: Table ‎ 4 -2: Static Dns Record Parameters

    <protocol>://<server IP address or host name>/<firmware file name> Where <protocol> can be one of the following protocols: "ftp", "tftp", "http" or "https". For example: tftp://192.168.2.1 – retrieved firmware file is 420HD.img   ftp://192.168.2.1/Different_Firmware_Name.img - retrieved firmware file is Different_Firmware_Name.img Note: This parameter is applicable only when method is configured to "Static".

  • Page 66: Configuring Automatic Provisioning Via Sip Subscribe And Notify

    420HD IP Phone with Microsoft Lync Configuring Automatic Provisioning via SIP SUBSCRIBE and NOTIFY If the provisioning information (e.g. Option fields 66/67/160) is not provided by the DHCP server, the phone sends a SIP SUBSCRIBE message to the multicast address 224.0.1.75:5060 as shown below.
  • Page 67 Contact: <sip:10.13.4.121:5060> To: <sip:224.0.1.75:5060> From: <sip:00000001@10.13.2.37:5060>;tag=87a5a8-25020d0a-13c4- 50029-386d4398-66dc40c-386d4398 Call-ID: 8884c8-25020d0a-13c4-50029-386d4398-3e2bcb8e-386d4398 CSeq: 1 NOTIFY Content-Type: application/url Subscription-State: terminated;reason=timeout Event: ua-profile;profile- type="application";model="420HD";version="1.2.0" Content-Length: 18 tftp://10.13.4.121 The following code describes SIP SUBSCRIBE Message to Obtain Provisioning Information. SUBSCRIBE sip:224.0.1.75:5060 SIP/2.0 From: <sip:00000001@10.13.2.37:5060>;tag=87a5a8-25020d0a-13c4- 50029-386d4398-66dc40c-386d4398 To: <sip:224.0.1.75:5060>...
  • Page 68 420HD IP Phone with Microsoft Lync CSeq: 1 SUBSCRIBE Expires: 0 Content-Length: 0 The following code describes SIP NOTIFY Message with Provisioning Information. NOTIFY sip:10.13.2.37:5060 SIP/2.0 Via: SIP/2.0/UDP 10.13.2.37:5060;rport;branch=z9hG4bK-386d4398- 6ad00ca2-7ca3606e Max-Forwards: 20 Contact: <sip:10.13.4.121:5060> To: <sip:224.0.1.75:5060> From: <sip:00000001@10.13.2.37:5060>;tag=87a5a8-25020d0a-13c4- 50029-386d4398-66dc40c-386d4398 Call-ID: 8884c8-25020d0a-13c4-50029-386d4398-3e2bcb8e-386d4398...

  • Page 69: Viewing Status And Monitoring

    ‎ 5 . Viewing Status and Monitoring Administrator's Manual Viewing Status and Monitoring Viewing Network Status This section shows how to view network status from the Web interface. 5.1.1 Viewing LAN Status This section shows how to view LAN status information. ...

  • Page 70: Viewing Voip Status

    420HD IP Phone with Microsoft Lync Viewing VoIP Status This section shows how to view VoIP status using the Web interface. 5.2.1 Viewing Phone Status This section shows how to view the phone status.  To view the phone status: ...

  • Page 71: Viewing Call Information

    ‎ 5 . Viewing Status and Monitoring Administrator's Manual 5.2.3 Viewing Call Information The Web interface displays call information of a currently established call.  To view call information:  Access the Network Status page (Status & Diagnostics tab > System Status menu >...

  • Page 72: Viewing Phone Model / Firmware Version

    420HD IP Phone with Microsoft Lync Viewing Phone Model / Firmware Version This section shows how to view the phone model and the phone's firmware version from the Web interface or from the phone's LCD. 5.4.1 Viewing from the Web Interface ...

  • Page 73: Troubleshooting

    ‎ 6 . Troubleshooting Administrator's Manual Troubleshooting This section provides various troubleshooting procedures. Unable to Sign in to Lync using Username/Password Unable to sign in to Lync using the username/password sign-in Problem method. LCD Message "Invalid address, username or password" Corrective Actions Ensure that you have correctly entered the sign-in address, username, and password.

  • Page 74: How To Verify Ca Certificate Is Trusted / Authorized By Ip Phone

    The time offset is incorrect. LCD Message Corrective Actions Ensure that the Time Offset (DHCP Option 2) is configured in the DHCP server. If not, manually configure Daylight Saving Time (DST) values in the 420HD IP Phone. Administrator's Manual Document #: LTRT-09930...

  • Page 75: General Corrective Actions

    Press the Yes softkey to confirm or No to cancel. Note: With the 420HD IP Phone you can also restore the phone to default settings by using a hard-coded sequence of keys on the phone's keypad: Unplug the power cable from the phone.

  • Page 76: Restoring Factory Defaults From The Web Interface

    420HD IP Phone with Microsoft Lync 6.7.1.2 Restoring Factory Defaults from the Web Interface This section shows how to restore the phone's factory defaults from the Web interface.  To restore the phone's factory defaults from the Web interface: Access the Restore Defaults page (Management tab > Administration > Restore Defaults).

  • Page 77: Recovering Firmware

    ‎ 6 . Troubleshooting Administrator's Manual The configuration you created is displayed in the text pane. Click the Loading new Configuration File button: Figure ‎ 6 -4: Web Interface - Load New Configuration File Click Browse and select the cfg file you created; the phone verifies that it's related to the phone model.

  • Page 78: Restarting The Phone From The Web Interface

    420HD IP Phone with Microsoft Lync A warning message appears requesting you to confirm: Press the Yes softkey to confirm phone restart or No to cancel. 6.7.4.2 Restarting the Phone from the Web Interface This section shows how to restart the phone from the Web interface: ...

  • Page 79: Analyzing And Debugging Traffic Using Syslog

    ‎ 6 . Troubleshooting Administrator's Manual 6.7.5 Analyzing and Debugging Traffic using Syslog System logging (Syslog) is used for traffic analysis and debugging. The feature can be configured from the Web interface or from the configuration file.  To configure system logging: ...
  • Page 80 420HD IP Phone with Microsoft Lync Parameter Description Server IP Address or Host Name The IP address (in dotted-decimal notation) of the computer you are using to run the Syslog server [system/syslog/server_address] (e.g. Wireshark). The Syslog server is an application designed to collect the logs and error messages generated by the phone.

  • Page 81: Enabling Recording To Debug Voice

    ‎ 6 . Troubleshooting Administrator's Manual 6.7.6 Enabling Recording to Debug Voice Recording capability enables you to debug the voice activity of the phone. Enable the feature from the Web interface or using the configuration file.  To define media debug information: ...
  • Page 82 420HD IP Phone with Microsoft Lync Parameter Description Enable EC Debug Recording Activates the Echo Canceller Debug recording. [voip/packet_recording/ec_debug_recording/enabled]  [0] Disable (default)  [1] Enable Enable Network Recording Activates the DSP network (TDM Out) recording. [voip/packet_recording/network_recording/enabled]  [0] Disable (default) ...

  • Page 83: Activating Port Mirroring

    ‎ 6 . Troubleshooting Administrator's Manual 6.7.7 Activating Port Mirroring Port mirroring facilitates network traffic monitoring enabling administrators to analyze and debug data or diagnose errors on a network, manage network performance and be alerted to problems. Inbound or outbound traffic (or both) can be mirrored on single or multiple interfaces. Port mirroring can be activated using the Web interface or the configuration file.

  • Page 84: Enabling Tracing

     To enable tracing: Log in to the Web management tool of the 420HD IP Phone, using HTTPS (e.g., https://172.17.0.103) through your Web browser. The phone's IP address can be obtained from the DHCP server, or from the 420HD LCD screen (press MENU button >...

  • Page 85: A Product Specifications

    ‎ A . Product Specifications Administrator's Manual Product Specifications The table below details the 420HD IP Phones specifications. Table ‎ A -1: 420HD IP Phone Specifications Feature Details  VoIP Signaling Protocols SIP: RFC 3261, RFC 2327 (SDP)  Data Protocols IPv4, TCP, UDP, ICMP, ARP, DNS and DNS SRV for SIP Signaling ...
  • Page 86 420HD IP Phone with Microsoft Lync Feature Details  Configuration/ LCD Display User Interface Language Support (Various Languages) Management  Web-based Management (HTTP/HTTPS)  Auto-Provisioning (via TFTP, FTP, HTTP, and HTTPS) for firmware and configuration file upgrade  DHCP options (66, 67, and 160) for Auto-provisioning ...

  • Page 87: Table ‎ ‎ A -2: Supported Ietf Rfcs

    ‎ A . Product Specifications Administrator's Manual SIP Support (RFC, Headers) The following is a list of supported SIP RFCs and methods that you can use to create for the phone. Table ‎ ‎ A -2: Supported IETF RFCs RFC Number RFC Title RFC 2327 RFC 2617...

  • Page 88: Table ‎ ‎ A -3: Supported Sip Methods

    420HD IP Phone with Microsoft Lync RFC Number RFC Title draft-ietf-sipping-cc-transfer-05 Call Transfer SIP Support for Real-time Fax: Call Flow Examples draft-ietf-sipping-realtimefax-01 draft-choudhuri-sip-info-digit-00 SIP INFO method for DTMF digit transport and collection draft-mahy-sipping-signaled-digits-01 Signaled Telephony Events in the Session Initiation...

  • Page 89: Table ‎ ‎ A -4: Supported Sip Headers

    ‎ A . Product Specifications Administrator's Manual SIP Headers A.1.1.2 The device supports the following SIP headers: Table ‎ ‎ A -4: Supported SIP Headers Header Field Supported Accept Alert-Info Allow Authorization Call-ID Call-Info Contact Content-Length Content-Type Cseq Date Diversion Encryption Expires From...
  • Page 90 420HD IP Phone with Microsoft Lync Header Field Supported Session-Expires Supported Timestamp Unsupported User- Agent Voicemail Warning WWW- Authenticate Administrator's Manual Document #: LTRT-09930...
  • Page 91 ‎ A . Product Specifications Administrator's Manual Reader’s Notes Version 2.0.1 May 2013...
  • Page 92 AudioCodes Series of High Definition IP Phones HD VoIP Administrator’s Manual 420HD IP Phones ® ™ with Microsoft Lync Server 2010 Version 2.0.1 www.audiocodes.com...

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