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Dinstar UC200-2S2O User Manual

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UC200-2S2O Universal Gateway
User Manual V1.0
Shenzhen Dinstar Co., Ltd.
th
Address: 9
Floor, Guoxing Building, Changxing Road, Nanshan District, Shenzhen, China
Postal Code: 518052
Telephone: +86 755 61919966
Fax: +86 755 2645 6659
Emails: sales@dinstar.com, support@dinstar.com
Website:
www.dinstar.com
UC200-2S2O User Manual
I
Copyright©2011-2018 Dinstar

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  • Page 1 UC200-2S2O Universal Gateway User Manual V1.0 Shenzhen Dinstar Co., Ltd. Address: 9 Floor, Guoxing Building, Changxing Road, Nanshan District, Shenzhen, China Postal Code: 518052 Telephone: +86 755 61919966 Fax: +86 755 2645 6659 Emails: sales@dinstar.com, support@dinstar.com Website: www.dinstar.com UC200-2S2O User Manual...
  • Page 2 Preface Welcome Thanks for choosing the UC200-2S2O Universal Gateway! We hope you will make full use of this rich-feature gateway. Contact us if you need any technical support: 86-755-26456110/112. About This Manual This manual provides information about the introduction of the gateway, and about how to install, configure or use the gateway.

  • Page 3: Table Of Contents

    3 Basic Operation ..........................9 3.1 Methods to Number Dialing .........................9 3.2 Call Holding ..............................9 3.3 Call Waiting ..............................9 3.4 Call Transfer ..............................9 3.4.1 Blind Transfer ............................9 3.4.2 Attended Transfer ..........................10 3.5 Function of Flash-hook ..........................11 UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 4 5.3.6 Config Changes Log .......................... 27 5.3.7 Backup/Restore/Upgrade ........................28 5.3.8 Voice ..............................29 5.3.9 Command Line ..........................30 5.3.10 Diagnostics ............................30 5.3.11 API ..............................31 5.3.12 Reboot ............................. 31 5.4 Network ..............................31 5.4.1 Setting ............................... 31 UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 5 5.8 Call Control ..............................70 5.8.1 Setting ............................... 70 5.8.2 Route Group ............................71 5.8.3 Route ..............................72 5.8.4 Feature Code ............................. 74 5.8.5 IVR ..............................75 5.8.6 SMS Route ............................77 5.8.7 Diagnostics ............................79 6 Glossary............................80 UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 6: Product Introduction

    Product Introduction 1.1 Overview UC200-2S2O is an IP telephony system providing superior VoIP service. It can help small and medium-sized enterprises establish a convenient and high-efficient communication way. The gateway provides 2 FXS ports and 2 FXO ports basically to connect with telephony...

  • Page 7: Product Appearance

    (every 2s) Slow The FXO port is not connected to Flashing FXO In-use Indicator PSTN, but is in normal status. (every 4s) The FXO port is currently occupied by a call The FXO port is faulty. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 8: Features & Functions

    Voice Activity Detection(VAD)  Echo Cancellation: G.168 with up to 128ms   Dynamic Jitter Buffer Adjustable Gain Control  Automatic Gain Control （AGC）  Call Progress Tones: Dial Tone, Ring Back Tone, Busy Tone  UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 9: Fxs

     Ring Groups (Intra-group Pick-up)  Call Queue   Caller/Called Number Manipulation  Routing Based on Caller/Called Number Prefix Routing Based on Source Trunks  Dial Rules  Failover Routing  IVR Customization  UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 10: Environmental

     Configuration Restore & Backup  Multiple Languages Supported Firmware Upgrade: support HTTP/TFTP/FTP  Auto Provision  CDR Query and Export  Syslog Query and Export   Network Tools: Ping, Traceroute Network Capture  UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 11: Quick Installation

    Connection); 2.3 Network Connection UC200-2S2O works in two network modes: route mode and bridge mode. When it is under the route mode, the IP address of WAN port must be different from the IP address of LAN port. But when it is under the bridge mode, the IP address of WAN port and that of LAN port are the same.

  • Page 12: Network Connection Diagram Under Bridge Mode

    In the following diagram, it is assumed that the IP address has been modified into 172.16.80.1. Figure 2-2 Network Connection Diagram under Bridge Mode Note: The IP address of PC and that of WAN port of the UC200-2S2O gateway are at the same network segment. UC200-2S2O User Manual...

  • Page 13: Connect Gateway To Network

    2.4.1 Connect Gateway to Network via Network Port Please connect the UC200-2S2O gateway to network according to the network diagrams in Section 2.3 Network Connection. Then connect a telephone to the FXS port. Dial *158# to query the IP address of LAN port. Modify the IP address of PC to make it at the same network segment of LAN port of the gateway.

  • Page 14: Basic Operation

    3.4 Call Transfer 3.4.1 Blind Transfer Blind transfer is a call transfer in which the transferring party connects the call to a third party without notifying the third party. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 15: Attended Transfer

    A will continue to hear a waiting tone. If it’s B that hangs up the phone at this moment, C and A go into conversation. If it’s C that hangs up the phone, B and A go into conversation. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 16: Function Of Flash-Hook

    3, the conversation will switch to A , B and C (three parties conversation). 3.6 Description of Feature Code UC200-2S2O provides convenient telephone functions. Connect a telephone to the FXS port and dial a specific feature code, and you can query corresponding information.

  • Page 17: Send Or Receive Fax

    Under the T.38 mode, analog fax signal is converted into digital signal and fax signal tone is restored according to the signal of peer device. Under the T.38 mode, fax traffic is carried in T.38 packages. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 18: Function Of Rst Button

    3.8 Function of RST Button Press the RST button for different time length, and the UC200-2S2O device will execute different function: 1. On the condition that the device is running normally, press the RST1 or RST2 button for 0 to 3 seconds, the system will not execute any function.

  • Page 19: Query Ip Address And Restore Default Setting

    LAN port and dial *159 to query the IP address of WAN port. If you want to restore UC200-2S2O to default settings, you can press the RST button for more than 6 seconds or you can configure it on the Web interface.

  • Page 20: Configuration Wizard

    4 Configuration Wizard Configuration Wizard 4.1 Configuration Wizard The following are the common ways to configure the UC200-2S2O gateway. 4.1.1 UC200 Regarded as Terminal and Registered to SIP Server 1. UC200-2S2O Registered to SIP Server Add an SIP Trunk to SIP Server...

  • Page 21: Other Sip Clients Registered To Uc200

    4.1.2 Other SIP Clients registered to UC200 Under this mode, UC200-2S2O is regarded as an SIP Server. Create an extension account first on the Extension SIP interface, and configure listening port on the Profile  SIP interface. Then, configure the IP address, extension account and listening port of UC200-2S2O on SIP client.

  • Page 22: Configurations On Web Interface

    Modify the IP address of PC to make it at the same network segment with that of LAN port of the UC200-2S2O gateway (the default IP of LAN port is 192.168.11.1). Open a web browser on the PC and then enter the IP address of LAN port. Click Login, and the login GUI is displayed.

  • Page 23: Status

    5.2.1 Overview Log in the Web interface of UC200-2S2O, click Status  Overview, and the following interface will be displayed. On the interface, device model, firmware version as well as information about performance, WAN network, LAN network and DHCP server are shown.

  • Page 24: Sip

    (the peer device is reachable) Green color means available, while red color means abnormal, unavailable or prohibited. SIP Trunk Status There are five statuses: Running, Reged/Up, Noreg/Up, Trying-Down, Fail-Wait Profile The profile that is used by the SIP trunk UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 25: Pstn

    There are two hook states: Online and Offline 5.2.4 DHCP Client List UC200-2S2O has a built-in DHCP server. When the DHCP server is enabled, it can assign IP addresses to the clients connected to it. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 26: Current Call

    5 Configurations on Web Interface On the Status DHCP Client List interface, information of DHCP clients connected to the UC200-2S2O gateway, such as client name, Mac address and IP address, is shown. Figure 5-5 DHCP Client List 5.2.5 Current Call On Status Current Call interface, the source, destination, caller number, called number,...

  • Page 27: Service

    5.2.7 Service Click Status  Service, and the service status of UC200-2S2O is displayed. This function is enabled by default. The Web, SSH and Telnet service can be disabled and their ports can be modified on the Network  Access Control interface. If no running status is shown, it means exception has occurred on the UC200 device.
  • Page 28 Status  CDRs interface. If it is disabled, CDRs will not be saved Service Log Level There are eight levels, including Debug, Info, Notify, Warning, Error, Critical, Alert and Emergency Enable Syslog Whether to enable syslog UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 29: User Manager

    5.3.2 User Manager Click System  User Manager, and you can modify the username name and password for logging in the UC200-2S2O gateway. Factory defaults for username name and password are admin admin@123# respectively, so it is advised to modify them for security consideration.

  • Page 30: Provision

    Permission extension, trunk and call control 5.3.3 Provision Provision is used to make UC200-2S2O automatically upgrade with the latest firmware stored on an http server, an ftp server or a tftp server. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 31 5 Configurations on Web Interface As for how to configure UC200-2S2O and http/ftp/tftp server for Provision, please make reference to the instruction guide of Provision. Select the checkbox on the right of Enable, and you will see the following interface:...

  • Page 32: Operation Log

    Note: Operation logs are generally used to locate faults by device manufacturer. 5.3.5 Service Log Service logs (the running logs of UC200-2S2O) can be exported on the System  Service Log page. Those logs are used for analyzing where a problem has occurred on the gateway. Figure 5-17 Service Log 5.3.6...

  • Page 33: Backup/Restore/Upgrade

    Figure 5-19 Backup/Restore/Upgrade Note: the file you choose to be upgraded on the above page is a local file, while the version file upgraded through the Provision function is a file from http/ftp/tftp server. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 34: Voice

    5 Configurations on Web Interface Table 5-7 Explanation of Backup/Restore/Upgrade Button Choose a file to be upgraded (which is provided by Shenzhen Dinstar Co., Upgrade Ltd.), and then click Upgrade. You can download the configuration data to be backuped. Select any of the...

  • Page 35: Command Line

    If the progress bar of diagnostics is green, it means the module that is diagnosed works well; if the progress bar is red, it means the module that is diagnosed is faulty. Figure 5-22 Diagnostics UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 36: Api

    Figure 5-25 Reboot Device 5.4 Network UC200-2S2O works in two modes: route mode and bridge mode. When it is under the route mode, the IP of WAN must be different from the IP of LAN. But when it is under the bridge mode, the IP of WAN and the IP of LAN are the same.
  • Page 37 Static IP address, DHCP and PPPOE. DHCP: Obtain IP address automatically. UC200-2S2O is regarded as a DHCP client, which sends a broadcast request and looks for a DHCP server to answer. Then the DHCP server automatically assigns an IP address to the UC200-2S2O from a defined range of numbers.
  • Page 38 If you choose static IP address, you need to fill in the following information: IP Address: the IP address of the WAN port of the UC200-2S2O; ...

  • Page 39: Access Control

    The access ports of Web, Telnet and SSH, as well as relevant on-off controls, can be configured on the Network  Access Control page. Web supports http and https, while SSH supports OAuth 2.0 protocol. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 40: Firewall

    Figure 5-34 Access Control 5.4.3 Firewall If the UC200-2S2O works under the route mode, you can choose to enable the firewall and set filter rules to accept or reject certain destination IP addresses. Configuration Procedures: 1. Select On in the drop-down box on the right of Filter Rules Control 2.
  • Page 41 Table 5-12 Explanation of Parameters for Filter Rule LAN IP The IP address that you want UC200 to accept or reject. It is the IP address of a host from local-area network; it can also be a string of UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 42: Dhcp Server

    5.4.4 DHCP Server If there is a need, you can choose to enable the built-in DHCP server of UC200-2S2O to assign IP addresses to PC or other clients that are in the same local-area network with UC200. Under this condition, the UC200-2S2O gateway works like a router.

  • Page 43: Port Mapping

    DHCP server; it is optional to fill in 5.4.5 Port Mapping When the UC200-2S2O works under the route mode, port mapping allows the UC200-2S2O in the public network to visit a client in the local-area network. Configuration Procedures: 1. Click Network  Port Mapping, and the following interface will be shown.

  • Page 44: Dmz Setting

    4. Click the Save button to save the above configurations. 5.4.6 DMZ Setting When the UC200-2S2O gateway works under the route mode and the DMZ service is enabled, this UC200-2S2O gateway in the public network are allowed to have direct access to the clients in the DMZ (demilitarized zone).
  • Page 45 DNS. Instruction for using Nslookup: 1. Enter a domain name and then click Nslookup. 2. View the DNS information from the returned message. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 46: Static Route

    After package capturing is completed, save the captured packages on a computer and then use a tool to analyze them. 5.4.8 Static Route On the Network  Static Route page, you can configure static routes for the network. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 47: Upnp Client

    UPnP function, you can enable the UPnP function on the Network  UPnP Client page of the UC200-2S2O device, and thus its outbound router is notified by the UPnP protocol to carry out port mapping.

  • Page 48: Hosts

    IP address host alias/domain name. The hosts file contains the mapping relationship between IP address and host name/alias /domain name. And the mapping relationship allows quick and convenient access to the host. Figure 5-49 Enable Hosts File UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 49: Profile

    On the Profile  SIP page, you can set SIP profile which will include SIP information such as listening port and caller/callee number source. SIP profiles will be used in extension and trunk. Multiple SIP profiles can be configured for one UC200-2S2O device, so you can choose different SIP profiles according to different needs.
  • Page 50 To take the remote device or the local device as priority for inbound codec negotiation Inbound Codec Assume local device supports PCMA, PCMU, G.729 and Negotiation Priority G.723, while the remote device supports G.723 and G.729 UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 51: Fxs/Fxo

    FXO port, including tone standard, digit timeout, dial timeout, ringing timeout, hook-flash detection, DTMF parameters, CID-related parameters, impedance, dialplan and so on. Figure 5-51 FXS/FXO Profile Click , and corresponding configuration interface will pop up. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 52 5 Configurations on Web Interface Figure 5-52 Configure FXS Parameters UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 53 The modes of sending CID to the called phone when there are incoming calls, including FSK and DTMF; CID Send Mode FSK: Frequency-shift keying; CID: Caller ID The message modes to display caller information, including SDMF Message Mode and MDMF UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 54 Threshold Onhook Current Detect The current threshold used to detect the onhook status of FXS/FXO Threshold The rules for dialing. The UC200-2S2O device supports regular Dialplan expression. Please make reference to Profile  Dialplan section. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 55 5 Configurations on Web Interface Figure 5-53 Configure FXO Parameters UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 56 Whether to send DTMF terminator Terminator Detect Tone counts the number of busy tone notes to be checked Detect Tone Delta the error size to check the busy tone Intermittent Ratio The intermittent ratio to detect busy tone UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 57: Codec

    Please make reference to Profile  Dialplan section. 5.5.3 Codec UC200-2S2O supports four codec modes, including G729, G723, PCMU and PCMA. You can adjust the priority of these four modes according to you needs. Figure 5-54 Add or Delete Codec Profile : Edit codec profile.
  • Page 58 Number can input multiple prefixes by pressing Enter button. The length of the caller number or called number. For example, ： Length 4|6|7 means the calling number or called number must be 4 digits, 6 UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 59 Note: the matching of number prefix also supports some digits that are not conform to the format of regular expression. For example, 0755 matches the numbers starting with 0755, and 0755|8899|0110 matches the numbers starting with 0755, 8899 or 0110. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 60: Time

    Number manipulation refers to the change of a called number or a caller number during calling process when the called number or the caller number matches the preset rules. Click the New button, and you will see the following interface: UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 61: Dialplan

    If ‘Replace by’ has been set, deletion rules and adding rules are invalid. 5.5.7 Dialplan Dialplan is used for number dialing of calls through FXS and FXO ports. It supports Regular Expression (Regex) and DigitMap. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 62 Indicates there is one or more of the preceding element. For example, ab+c matches abc, abbc, abbbc, and so on, but not ac Mark any digit, equal to [0-9 ] Examples of Regex Syntax: ^0755 Matches the phone numbers with starting digits of 0755. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 63: Extension

    0 to 9 5.6 Extension 5.6.1 On the Extension  SIP page, you can configure the SIP accounts registered in the UC200-2S2O by SIP clients (hereby UC200-2S2O is regarded as a SIP server). UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 64 5 Configurations on Web Interface Figure 5-60 Configure SIP Extension Table 5-25 Explanation of Parameters for SIP Extension Name The name of this SIP extension UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 65 SIP Profile The SIP profile that is selected for the extension If it is enabled, this SIP extension is registered to UC200-2S2O; Status Otherwise the SIP extension is not registered UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 66: Fxs

    5 Configurations on Web Interface 5.6.2 On the Extension  FXS page, you can configure the parameters of the FXS extension. Figure 5-61 Configure Parameters of FXS Extension UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 67 Call Forward Unconditional will be forwarded to the selected extension or trunk. If ‘Call Forward Busy’ feature is enabled, new coming call will be Call Forward Busy forwarded when the corresponding local port is busy. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 68: Ring Group

    On the Extension  Ring Group page, you can group FXS extension and SIP extension(s) together and set strategy for choosing an extension to ring under the ring group. The ring group function is widely used in call centers. Figure 5-62 Configure Ring Group UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 69: Trunk

    Note: If ring group function has been set, the call forwarding function is unavailable. 5.7 Trunk 5.7.1 SIP trunk can realize the connection between UC200-2S2O and IPPBX or SIP servers. Figure 5-63 Configure SIP Trunk UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 70 The username used for register authentication by this SIP trunk Password The password used for register authentication by this SIP trunk Choose the registered username or the true caller ID for the ‘from From Header UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 71: Fxo

    SIP trunk connecting UC200-2S2O and the server, and then enable register for the SIP trunk. If the FXS port of UC200-2S2O intends to register to a server, you need to configure a SIP trunk connecting UC200-2S2O and the server, then enable register for the FXS port and designate the SIP trunk to it.
  • Page 72 The address and port of the slave SIP server Slave Server The user name of the FXO trunk, which will be used during Username registration The username of this FXO trunk, which is used during register Auth Username authentication UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 73 If it is on, this FXO trunk can be used, otherwise, the FXO trunk Status is unavailable. FXO Automatch Impedance： Choose a FXO port and then click the Start button, the UC200-2S2O gateway will automatically detect the most-matched impedance. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 74 5 Configurations on Web Interface Figure 5-65 FXO Automatch Impedance Busytome Learning: Choose a FXO port, enter destination number and then click the Start button, the UC200-2S2O gateway will automatically detect the busy tone. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 75: Call Control

    5 Configurations on Web Interface 5.8 Call Control This section is to configure routes or route groups for incoming and outgoing calls through UC200-2S2O, as well as IVR, SMS and so on. 5.8.1 Setting Figure 5-66 Basic Setting of Call Control UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 76: Route Group

    Fax Mode T38 or T30（Pass-through） Tone Detection by Local If it is enabled, UC200-2S2O will detect fax tones automatically during a call and the call will be switched into fax mode after a fax tone is detected. SDP Param ‘a=X-fax’...

  • Page 77: Route

    The strategies for choosing which route under the route group as the destination route, including Sequence (Ascending), Sequence (Cyclic Ascending), Simultaneous and Random 5.8.3 Route On the Call Control  Route page, you can configure routes for incoming calls and outgoing calls. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 78 Note: it cannot be simultaneously used with the following parameters of ‘caller number prefix’ and ‘called number prefix’ Caller Number Prefix The prefix of caller number; it supports regular expression Called Number Prefix The prefix of called number; it supports regular expression UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 79: Feature Code

    The processing when a call through this route fails 5.8.4 Feature Code UC200-2S2O provides convenient telephone functions. Connect a telephone to the FXS port and dial a specific feature code, and you can query corresponding information. The following is the corresponding function of each feature code: UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 80: Ivr

    Note: All feature codes are enabled by default. 5.8.5 On the Call Control  IVR page, you can carry out specific configurations for the IVR which has been uploaded from the System  Voice page. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 81 If it is set as ‘10’, it means if no DTMF tone is received during 10 Timeout seconds, the IVR will be played repeatedly or the call will be hanged up. The default value is 10 seconds. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 82: Sms Route

    SMS. For example, you can download a softphone on a PC which is connected to UC200-2S2O, and type the content of the SMS through the softphone. Then configure a SMS route on the Call Control...
  • Page 83 The prefix of the SMS content. It is generally ‘none’, which means Add Prefix in Content there is no prefix to be matched. The suffix of the SMS content. It is generally ‘none’, which means Add Suffix in Content there is no suffix to be matched. UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 84: Diagnostics

    3. In order to locate faults more quickly, you sometimes need to enter into the System Service Log page, click Export, and then send this exported file and the tracing file to technical support, Figure 5-74 Call Tracing for Diagnostics UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

  • Page 85: Glossary

    Network Address Translation Ping Packet Internet Grope Session Initiation Protocol Transmission Control Protocol User Datagram Protocol Real Time Protocol PPPOE Point-to-point Protocol over Ethernet Quality of Service UPnP Universal Plug and Play VLAN Virtual Local Area Network UC200-2S2O User Manual Copyright©2011-2018 Dinstar...
  • Page 86 6 Glossary Glossary Description Network Time Protocol STUN Simple Traversal of UDP over NAT PSTN Public Switched Telephone Network WLAN Wireless Local Area Network UC200-2S2O User Manual Copyright©2011-2018 Dinstar...

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