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1. ndstream Innovative IP Voice amp Video Grandstream Networks Inc BT Series BT 200 Dual Ethernet Port SIP Phone BT 200 User Manual www grandstream com Firmware Version 1 1 1 14 SupportGQgrandstream com VolPon www voipon co uk sales Qvoipon co uk Tel 44 O 1245 808195 Fax 44 0 1245 600030 tream Innovative IP Voica amp Video TABLE OF CONTENTS BT 200 USER MANUAL MELO ONE cea cate isl E a ttn n e e e e a e n Ek a an eel a l e EE aa aise areal ak e gain kk ee Sie Seine ec ace eae Ra 4 CONNECTING YOUR FRONE ie cs osc cece cece ie akite n ki l kf el e teat eed ei pk En t n eee ae ane 5 EQUIPMENT PACKAGING cccceccececcececcececccceccccecececueuecuccucsececsuausueaececausucueuecsuuaecsunecsuaeceuaecueaetecsuaecseaereuaesess 5 CONNECT YOUR PHONE ccscccececcececcecccecucceccccecucuucucueuecuunecuececseuecucueuecuunecscuuuecuuaesseecsecesecauueceuaecsuaeseeaeeas 5 CONNECT YOUR PHONE TO THE VOIP NETWORK cssssccececcececcecececcecaccecccecsececsenecaeausacaesecuuaecsuaesauaeaeneeaesas 5 SAFETY GOMPLIANGES s ae its tis io tite isitatapao sot do odit ta e sid asa a joi dit aswea dat m t a te a lk te a n a an a al a aka a n ata 6 WARRANTY arene re esse a vent kat et aa tee a at l a a a a en taa sti n a ve a witch a ta aa tne if a n fa a t 6 PRODUCT OVERVIEW aio cect ati m fast lak ak aa il ik sd a anj n ik kn n ka a kl n e e kt n kk a ek ti kl kk a ki ka kt a kk 7 KEY FEATURES t tit tt tan n rd ile an
2. 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 stream Innovative IP Voica amp Video CONNECTING YOUR PHONE Connecting your BI 200 is easy Before you begin please verify the contents of the BT 200 package EQUIPMENT PACKAGING The BT 200 phone package contains One BT 200 Main Case One Handset One phone cord One Universal Power Adapter One Ethernet cable a E CONNECT YOUR PHONE Connecting your phone is simple First connect the handset to the handset port Next connect the network port on the back of your phone to the Ethernet port on your router using the Ethernet cable included in your package Then connect your BT 200 to your PC using the PC port Lastly connect your power supply to your phone and wall outlet Please ensure your BT 200 has the latest firmware http www grandstream com y firmware htm FIGURE 1 BT 200 ILLUSTRATION PC Port LAN Port CONNECT YOUR PHONE TO THE VOIP NETWORK Follow these steps to connect your phone to the VoIP network 1 Ensure your phone is connected to the Internet and the power socket Wait 1 minute and press MENU Press Arrow down 1 time to see on display 2 IP Address Press MENU again to see IP address on display Enter this IP in Internet Explorer browser Login as administrator password on default admin a Type your SIP ID numbers b Type your NAME used for Member Login c Type your PASSWORD used fo
3. Yes and the Optional Rule is empty then the displayed time will be 1 hour ahead of normal time The Automatic Daylight Saving Time Rule shall have the following syntax start time end time saving Both start time and end time have the same syntax month day weekday hour minute month 1 2 3 12 for Jan Feb Dec day 1 2 3 31 weekday 1 2 3 7 for Mon Tue Sun or O which means the daylight saving rule is not based on week days but based on the day of the month hour hour 0 23 minute minute 0 59 lf weekday is O it means the date to start or end daylight saving is at exactly the given date In that case the day value must not be negative If weekday is not zero and day is positive then the daylight saving starts on the first day th iteration of the weekday 1st Sunday 3rd Tuesday etc If weekday us not zero and day is negative then the daylight saving starts on the last day th iteration of the weekday last Sunday 3rd last Tuesday etc The saving is in the unit of minutes The saving time may also be preceded by a negative sign if subtraction is desired instead of addition The default value for Automatic Daylight Saving Time Rule shall be set to 04 01 7 02 00 10 1 7 02 00 60 which is the rule for US Examples US Canada where daylight saving time is applicable 04 01 7 02 00 10 1 7 02 00 60 This means the daylight saving time
4. and other forms of information that have traditionally been carried over the dedicated circuit switched connections of the public switched telephone network PSTN The basic steps involved in originating an IP Telephony call are conversion of the analog voice signal to digital format and compression translation of the signal into Internet protocol IP packets for transmission over the Internet or other packet switched networks the process is reversed at the receiving end The terms IP Telephony and Internet Telephony are often used to mean the same however they are not 100 per cent interchangeable since Internet is only a subcase of packet switched networks For users who have free or fixed price Internet access IP Telephony software essentially provides free telephone calls anywhere in the world However the challenge of IP Telephony is maintaining the quality of service expected by subscribers Session border controllers resolve this issue by providing quality assurance comparable to legacy telephone systems IVR IVR is a software application that accepts a combination of voice telephone input and touch tone keypad selection and provides appropriate responses in the form of voice fax callback e mail and perhaps other media Grandstream Networks Inc BT 200 User Manual Page 33 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Vo
5. or 20 seconds if it is performed on a LAN Grandstream recommends conducting firmware upgrades in a controlled LAN environment if possible Grandstream Networks Inc BT 200 User Manual Page 30 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video NOTE for TFTP HTTP Firmware Upgrade 1 When the BT 200 boots up it will send TFTP or HTTP request to download configuration files There are two configuration files 1 cfg txt and 2 cfg0OOb82Xxxxxxx where OOOb82xxxxxx is the MAC address of the BT 200 2 These two files are for initial automatic provisioning purposes only If using a normal TFTP or HTTP firmware upgrade the following error messages in a TFTP or HTTP server log can be ignored e TFTP Error from IP ADRESS requesting cfg000b82023dd4 File does not exist e TFTP Error from IP ADRESS requesting cfg txt File does not exist No Local TFTP Server For those who do not have a local TFTP server Grandstream provides a NAT friendly TFTP server on the public Internet for firmware upgrade Please check the Support Download section of our website to obtain this TFTP server IP address http www granadstream com y firmware htm Each product has a unique TFTP server address Alternatively download and install a free TFTP or HTTP server to the LAN to perform firmware upgrades A free Wi
6. Base Base IP for the LAN port which function as a Gateway for the subnet IP Default value is 192 168 2 1 DHCP IP Lease Value is set in units of hours Default value is 120hr 5 Days The time IP address Time is assigned to the LAN clients DMZ IP Forward all WAN IP traffic to a specific IP address if no matching port is used by Handy Tone 486 itself or in the defined port forwarding Port Forwarding Allow the user to forward a matching TCP UDP port to a specific LAN IP address with a specific TCP UDP port In addition to the Basic Settings configuration page the end user can also access to the device Status page The Device Status page allows the user to find device specific data After login the embedded Web server will display the Device Status page explained in detail in Table 9 Device Status Page Definitions Grandstream Networks Inc BT 200 User Manual Page 20 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 team Innovative IP Voica amp Video TABLE 9 DEVICE STATUS DEFINITIONS MAC Address The device ID in HEX format This is a very important ID for ISP troubleshooting IP Address This field shows LAN IP address of BT 200 Product Model This field contains the product model info Software Version Program This is the main software release This number is always used for firmware upgrade Boot and loader are not normally ch
7. Dynamic Host Configuration Protocol DHCP is an Internet protocol for automating the configuration of computers that use TCP IP DHCP can be used to automatically assign IP addresses to deliver TCP IP stack configuration parameters such as the subnet mask and default router and to provide other configuration information such as the addresses for printer time and news servers ECHO CANCELLATION Echo Cancellation is used in telephony to describe the process of removing echo from a voice communication in order to improve voice quality on a telephone call In addition to improving quality this process improves bandwidth savings achieved through silence suppression by preventing echo from traveling across a network There are two types of echo of relevance in telephony acoustic echo and hybrid echo Speech compression techniques and digital processing delay often contribute to echo generation in telephone networks H 323 A suite of standards for multimedia conferences on traditional packet switched networks HTTP Hyper Text Transfer Protocol the World Wide Web protocol that performs the request and retrieve functions of a server IP Internet Protocol A packet based protocol for delivering data across networks IP PBX IP based Private Branch Exchange IP Telephony Internet Protocol telephony also known as Voice over IP Telephony A general term for the technologies that use the Internet Protocol s packet switched connections to exchange voice fax
8. IP address and port in all of its SIP and SDP messages If the NAT Traversal field is set to Yes with no specified STUN server the BT 200 will periodically every 20 seconds or so send a blank UDP packet with no payload data to the SIP server to keep the hole on the NAT open Subscribe for MWI Default is No When set to Yes a SUBSCRIBE for Message Waiting Indication will be sent periodically Proxy Require SIP Extension to notify SIP server that the unit is behind the NAT Firewall Voice Mail User ID When configured user will be able to dial voice mail server by pressing MSG button Send DTMF This parameter specifies the mechanism to transmit DTMF digit There are 3 modes supported in audio which means DTMF is combined in audio signal not very reliable with low bit rate codec via RTP RFC2833 or via SIP INFO Early Dial Default is No Use only if proxy supports 484 response Dial Plan Prefix Sets the prefix added to each dialed number Grandstream Networks Inc BT 200 User Manual Page 260f35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 Enable Call Features Disable Missed Call Session Expiration Min SE Caller Request Timer Callee Request Timer Force Timer UAC Specify Refresher UAS Specify Refresher Force INVITE Enable 100rel Account Ring Tone Send Anonymous Auto Answer
9. IP address if DHCP is OFF s Press or T to exit Press MENU to save and exit Must recycle power for changes to take effect Display 3 SubNet Press MENU to display the Subnet mask Enter new Subnet mask if DHCP is OFF 3 TES Press or t to exit Press MENU to save and exit Must recycle power for changes to take effect Display 4 routEr Press MENU to display the Router Gateway address Enter new Router Gateway address if DHCP is OFF 4 Press or t to exit Press MENU to save and exit Must recycle power for changes to take effect Grandstream Networks Inc BT 200 User Manual Page 16 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica Video Display 5 anS lt Press MENU to display the DNS address Enter new DNS address if DHCP is OFF Press or ft to exit Press MENU to save and exit Must recycle power for changes to take effect Display 6 tFtP Press MENU to display the TFTP address 6 Enter new TFTP server IP address Press MENU to save Press or 1 to exit Display 7 G 711u 2 Press MENU to select new codec Press or t to browse a list of available codecs line 2 G 711A 2 3 G 723 1 4 G 729 2 5 GS 1 Press 1 to 9 to indicate number of frames per TX packet Press MENU to save and exit
10. POT Plain Old Telephone or circuit switched network RTCP Real time Transport Control Protocol defined in RFC 3550 a sister protocol of the Real time Transport Protocol RTP It partners RTP in the delivery and packaging of multimedia data but does not transport any data itself It is used periodically to transmit control packets to participants in a streaming multimedia session The primary function of RTCP is to provide feedback on the quality of service being provided by RTP RTP Real time Transport Protocol defines a standardized packet format for delivering audio and video over the Internet It was developed by the Audio Video Transport Working Group of the IETF and first published in 1996 as RFC 1889 SDP Session Description Protocol is a format for describing streaming media initialization parameters It has been published by the IETF as RFC 2327 SIP Session Initiation Protocol An IP telephony signaling protocol developed by the IETF RFC3261 SIP is a text based protocol suitable for integrated voice data applications SIP is designed for voice transmission and uses fewer resources and is considerably less complex than H 323 All Grandstream products are SIP based STUN Simple Traversal of UDP over NATs is a network protocol allowing clients behind NAT or multiple NATs to find out its public address the type of NAT it is behind and the internet side port associated by the NAT with a particular local port This information is used
11. RTP and port value 3 for its RTCP The default value is 5004 Grandstream Networks Inc BT 200 User Manual Page 22 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 VolPon Use Random Port Keep alive interval Use NAT IP STUN Server Firmware Upgrade and provisioning Via TFTP Server Via HTTP Server Allow DHCP Option 66 to override server Automatic Upgrade Authenticate Conf File Grandstream Networks Inc www voipon co uk m Innovative IP Voica amp Video This parameter when set to Yes will force random generation of both the local SIP and RTP ports This is usually necessary when multiple BT 200s are behind the same NAT This parameter specifies how often the BT 200 sends a blank UDP packet to the SIP server in order to keep the hole on the NAT open Default is 20 seconds NAT IP address used in SIP SDP message Default is blank IP address or Domain name of the STUN server This radio button will enable BT 200 to download firmware or configuration file through either TFTP or HTTP This is the IP address of the configured TFTP server If selected and it is non zero or not blank the BT 200 will retrieve new configuration file or new code image from the specified TF TP server at boot time If after 3 attempts boot up fails the server will timeout and then start the boot process using the exis
12. can be used Examples 192 168 0 2 calling 192 168 0 3 just dial 3 follow by SEND or 192 168 0 2 calling 192 168 0 23 just dial 23 follow by SEND or 192 168 0 2 calling 192 168 0 123 just dial 123 follow by SEND or 192 168 0 2 dial 3 and 03 and 003 has same effect gt call 192 168 0 3 NOTE If you have a SIP Server configured a Direct IP IP call still works If you are using STUN the Direct IP IP call will also use STUN Configure the Use Random Port to NO when completing Direct IP calls ANSWER AN INCOMING CALL The BT 200 works like any other traditional phone There are two ways to answer an incoming call 1 Pick up the handset to answer the call normally using handset or 2 Press the SPEAKER button to answer in speakerphone or headset mode Call Hold Press the HOLD button to place a call on hold Press the HOLD button again to release the previously held call Call Waiting and Call Flashing lf call waiting feature is enabled a call waiting tone stutter tone will alert the caller to an incoming call Press the FLASH button to place the current party on hold and switch to the incoming call Press the flash button to toggle between two active calls Grandstream Networks Inc BT 200 User Manual Page 13 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video Blind and Atte
13. cause damage to the products and void the manufacturer warranty Grandstream Networks Inc BT 200 User Manual Page 6 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 Innovative IP Voice amp Video PRODUCT OVERVIEW The BT 200 SIP phone is designed to provide all the feature functionality of a traditional phone plus advanced features like voicemail 3 way conferencing remote configuration and dual 100 Mbps switched or routed network ports The BT 200 is based on SIP Industry Standards and supports popular voice codecs and is designed for full SIP compatibility and interoperability with 3 party SIP providers It s simple to use configure and manage KEY FEATURES Interoperable amp compatible with SIP platforms Two 2 100 Mbps auto sensing Ethernet RJ45 ports switched or routed Full duplex speakerphone Standard voice features and functionality Advanced functionality Voicemail indicator with light Remote Configuration Voice Mail Ethernet Ports DHCP Security aaa Voice Codec G 722 G 723 SRTP 1 Line 1 SIP 2 RJ45 LAN Client S e AN Ye vo aera Yes account switched routed Server pending ar oak Grandstream Networks Inc BT 200 User Manual Page 7 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales Qvoipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innov
14. speech is detected from the audio samples VLAN A virtual LAN known as a VLAN is a logically independent network Several VLANs can co exist on a single physical switch It is usually refer to the IEEE 802 1Q tagging protocol VoIP Voice over the Internet VolP encompasses many protocols All the protocols do some form of signaling of call capabilities and transport of voice data from one point to another e g SIP H 323 etc Grandstream Networks Inc BT 200 User Manual Page 35 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030
15. starts from the first Sunday of April at 2AM and ends the last Sunday of October at 2AM The saving is 60 minutes 1hour Grandstream Networks Inc BT 200 User Manual Page 19 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video Date Display Allow user to choose among the following three formats Format 1 Year Month Day 2 Monih Day Year 3 Day Month Year Display Account f set to Yes it will display the information entered on Account Name field from Name instead of Account page Date Device Mode This parameter controls whether the device is working in NAT router mode or Bridge mode Need save the setting and reboot the device before the setting start to work WAN side HTTP If set to Yes user can access the configuration page through the WAN port access instead of connecting PC and BT200 through the PC port to do the configuration On the other hand it exposes the BT200 to others and may cause some security issues for users Default is No Reply to ICMP on If set to Yes The BT200 will respond to the PING command from other computers WAN port for testing but it also is vulnerable to the DOS attack Default is No Cloned WAN Allow the user to set a specific MAC address Set in Hex format MAC Addr LAN Subnet Sets the LAN subnet mask Default value is 255 255 255 0 Mask LAN DHCP
16. to set up UDP communication between two hosts that are both behind NAT routers The protocol is defined in REC 3489 STUN will usually work well with non symmetric NAT routers TCP Transmission Control Protocol is one of the core protocols of the Internet protocol suite Using TCP applications on networked hosts can create connections to one another over which they can exchange data or packets The protocol guarantees reliable and in order delivery of sender to receiver data TFTP Trivial File Transfer Protocol is a very simple file transfer protocol with the functionality of a very basic form of FTP It uses UDP port 69 as its transport protocol Grandstream Networks Inc BT 200 User Manual Page 34 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica Video UDP User Datagram Protocol UDP is one of the core protocols of the Internet protocol suite Using UDP programs on networked computers can send short messages known as datagrams to one another UDP does not provide the reliability and ordering guarantees that TCP does datagrams may arrive out of order or go missing without notice However as a result UDP is faster and more efficient for many lightweight or time sensitive purposes VAD Voice Activity Detection or Voice Activity Detector is an algorithm used in speech processing wherein the presence or absence of human
17. 60 Hz Power Adaptor Output 5VDC 1200mA UL certified Dimension 18cm W x 22cm D x 6 5cm H Weight 0 9kg 2lbs Temperature 40 130 F 5 45 C Humidity 10 90 non condensing Compliance FCC CE C Tick USING THE BT 200 IP PHONE GETTING FAMILIAR WITH THE LCD LED BT 200 has a numeric backlit LCD measuring 64mm x 24mm which displays icons to illustrate the mode s of the phone The LCD turns on with an incoming call If voicemail is configured there is also a RED LED message indicator FIGURE 2 BT 200 LCD ILLUSTRATION ELOR IN MN HHM obosogdbdso Grandstream Networks Inc BT 200 User Manual Page 9 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales Qvoipon co uk Tel 44 O 1245 808195 Fax 44 0 1245 600030 e Fandstrean Innovative IP Voica amp Video TABLE 4 LCD ICON DEFINITIONS LCD Icon Definitions Connectivity Status SIP Proxy Server Icon Solid connected to SIP Server IP address received Blinking physical connection failed Blank SIP Proxy Server not registered Phone Status Icon OFF when the handset is on hook ON when the handset is off hook Speaker Phone Status Icon FLASH when phone rings or a call is pending OFF when the speakerphone is off ON when the speakerphone is on Calls Forwarded Icon INDICATES calls are forwarded Currently not implemented Alarm Clock Icon Currently not implemented RTP Encryption Icon Ensures data
18. Must recycle power for changes to take effect Display 8 SIP SP 1 Reserve for future products Display 9 codE rEL Press Menu to display the code releases Press or 1 to browse line 1 b 2006 09 28 date boot code 2 1 1 1 3 version boot code 3 P 2006 10 02 date phone code 4 1 1 1 14 version phone code 9 5 1r 2004 05 12 date 1st ring tone 6 1 0 0 0 version ring tone 7 2r 2004 05 12 date 2nd ring tone 8 1 0 0 0 version ring tone 9 3r 0000 00 00 date 3rd ring tone 10 1 0 0 0 version ring tone all zeroes means unavailable or unsupported Press MENU to exit Grandstream Networks Inc BT 200 User Manual Page 17 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video Display 10 Phy Addr 10 Press MENU to display the physical MAC address Press or 1 to exit Display 11 ring 0 Press MENU to hear the selected ring tone press or t to select the stored ring 11 tones There are 3 available ring tones ring O default ring 1 and ring 2 ring 3 is unavailable or unsupported Press MENU to select and exit Display rESEt Please be very careful when using this function Two options factory reset or manual reboot Factory Reset Fac
19. SER facility In addition to standard Syslog payload it contains the following components GS_LOG device MAC address error code error message ee Te ee oe Example May 19 02 40 38 192 168 1 14 GS LOG 00 0b 82 00 a1 be 000 Ethernet link is up NTP server URI or IP address of the NTP Network Time Protocol server which will be used by the phone to synchronize the date and time Allow DHCP DHCP Option 42 specifies a list of IP addresses for Network Time Protocol NTP Option 42 to servers available to the client If you choose yes BT200 will use the NTP servers override NTP resolved from DHCP instead of the one you specified in the NTP Server option server above Distinctive Ring Customer Ring Tone 1 to 3 with associate Caller ID when selected if Caller ID is Tone configured then the device will ONLY sound this ring tone when the incoming call is from the Caller ID device will use System Ring Tone for all other calls When selected but no Caller ID is configured the selected ring tone will be used for all incoming calls Disable Call Default is No Waiting Grandstream Networks Inc BT 200 User Manual Page 24 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video Quick IP Call Dial an IP address under the same LAN segment by simply pressing the last octet Mode in the IP address In the Advanc
20. UAC to use caller or proxy server as the refresher or UAS to use the phone as the refresher Session Timer can be refreshed using INVITE method or UPDATE method Select Yes to use INVITE method to refresh the session timer The use of the PRACK Provisional Acknowledgment method enables reliability to be offered to SIP provisional responses 1xx series This is very important if PSTN internetworking is to be supported A user s wish to use reliable provisional responses is invoked by the 100rel tag which is appended to the value of the required header of initial signalling messages There are 4 different ring tone that are defined System Ring Tone when selected all calls will ring with system ring tone Customer Ring Tone 1 to 3 when selected BT 200 will ONLY play this ring tone for all the incoming calls for this account lf this parameter is set to Yes the From header in outgoing INVITE message will be set to anonymous essentially blocking the Caller ID from displaying When set to Yes BT 200 will automatically switch to soeaker when there is an incoming call Grandstream Networks Inc BT 200 User Manual Page 27 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 tream Innovative IP Voica Video Allow Auto Answer Default is No If set to Yes auto answer depends on the Call Info in the SIP by Call In
21. USER MANUAL FIGURE 12 B 200 ILLUS TRATION erann blan Sec n af ks Asse dik sees Musee n ka kn a tk a a blan tt kf aa fi af stan 5 FIGURE 2 BT 200 LCD TUS TR ATIO Ne bwe sake ion sl bri pit tf m a a in fr a a nt fo l bet a ko n ik bb Sen e aaa p se sef nnne 9 FIGURE 3 BT 200 KEYPAD ILLUSTRATION 00lterteteeeoaeroeoooereoooeooeoooeooeooueooeooeooonooooooooonooooooeoooooonooonoonosonoonoonns 11 FIGURE 4 ADVANCED USER CONFIGURATION GCREENSHOT 0cccccccceeceeeeceeeeceeeeeueuseuueeeeuseuueeeeueenaueeneeueaaeas 21 FIGURE 5 SAVE CONFIGURATION SCREENSHOT cc cccccceecseeececeeceeeuseuueeeueeeeeueecueeeuueeuaueeuauueeaeeeeueeuaueeneeuenaeess 28 TABLE OF TABLES BT 200 USER MANUAL TABLE 1 BT 200 CONNECTOR DEFINITIONS 0cccccecceceeecececeeeeeceeueeceeueueeceueeeeeueeeeueeeueeeeaeeeeauueeeeueeeneneeeneneens 6 TABLE 2 TECHNICAL SOFTWARE FEATURES tite odas ok ai at kn ab ka ta kk a al a kk aa kok n a ak ka a 8 TABLE 2 TECHNICAL HARDWARE SPECIFICATIONS 00e tttetteaaetoooeetooaeotooeeoooueoooooeorooeoroooeorouoeoooueoooooeeooooneroooooooo 9 TABLE 4 LCD ICON DEFINITIONS 0abtalttetoaetoeeooaeooaeooseooeooeooeooeooeeooeeooeeooneooneooneooneoonnoounoounooonooonooneoonnooneooenoo 10 TABLE 5 KEYPAD BUTTON DEFINITIONS L0eetttetttaettteaetotaeetooeeoooeeooeoeeoooeeooeoeooooeoroueeoooueoooooeoooooeeoooonesonoooononeoe 11 TABLE 6 CALL FEATURE DEFINITIONS btteettttetttaa tata totaaetetaeoteeeooeoeoseeoooeoeorouoeooouoeoooueoooooeooooo
22. all Forward Dial 93 for a dial tone then hang up Grandstream Networks Inc BT 200 User Manual Page 15 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video CONFIGURATION GUIDE This section of the BI 200 manual will help guide you to configure your phone either using the keypad or through the web interface Examples of the web interfaces can be downloaded http www grandstream com user manuals GUI GUI BT20O rar CONFIGURATION WITH KEYPAD Configuring the BT 200 using the key pad is simple If at anytime the phone rings or there is a 20 second idle time while in the configuration state the phone will exit the configuration menu You can answer an incoming call as usual during the configuration stage First be sure your phone is notin use Press the MENU button to enter key pad menu There are eleven main menu functions ranging from 1 11 Navigate the menu options using the navigation keys on the keypad Definitions are found in Table 7 TABLE 7 CONFIGURATION MENU DEFINITIONS Display 1 dhcP On or 1 dhcP oFF for the current selection Press MENU key to enter edit mode 1 Press or ft to toggle the selection Press MENU to save and exit Must recycle power for changes to take effect Display 2 IP Addr Press MENU to display the current IP address Enter new
23. anged System Up Time This field shows system up time since the last reboot Registered This field indicates whether the device is registered to the SIP server s PPPoE Link Up This field shows whether the PPPoE connection is up if connected to DSL modem Detected NAT Displays type of NAT the BT 200 is connected to via its LAN port It is based on Type STUN protocol ADVANCED USER CONFIGURATION To login to the Advanced User Configuration page please follow the instructions in End User Configuration to access the login page The password is case sensitive with a maximum length of 25 characters and the factory default password for Advanced User is admin Advanced User configuration includes not only the end user configuration but also advanced configuration such as SIP configuration Codec selection NAT Traversal Setting and other miscellaneous configuration After login the embedded Web server will display the Advanced Configuration page explained in detail in Table 10 Advanced Configuration Page Definitions FIGURE 4 ADVANCED USER CONFIGURATION SCREENSHOT Password Login Grandstream Networks Inc BT 200 User Manual Page 21 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica Video TABLE 10 ADVANCED CONFIGURATION PAGE DEFINITIONS Admin Administrator password Only administrator can con
24. ard tone pairs used on telephone terminals for dialing using in band signaling The standards define 16 tone pairs 0 9 and A F although most terminals support only 12 of them 0 9 and Grandstream Networks Inc BT 200 User Manual Page 32 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 A Innovative IP Voice amp Video FQDN Fully Qualified Domain Name A FQDN consists of a host and domain name including top level domain For example www grandstream com is a fully qualified domain name www is the host Grandstream is the second level domain and and com is the top level domain FXS Foreign eXchange Office An FXS device can be an analog phone answering machine fax or anything that handles a call from the telephone company like AT amp T They should also operate the same way when connected to an FXS interface e An FXS interface will accept calls from FXS or PSTN interfaces All countries and regions have their own standards e EXS is complimentary to FXS and the PSTN FXS Foreign eXchange Station An FXS device has hardware to generate the ring signal to the FXS extension usually an analog phone e AnFXS device will allow any FXS device to operate as if it were connected to the phone company This makes your PBX the POTS PSTN for the phone e The FXS Interface connects to FXS devices by an FXS interface of course DHCP The
25. ative IP Voica amp Video TABLE 2 TECHNICAL SOFTWARE FEATURES Feature j Software Lines 1 direct number Protocol Support 1 IETF SIP RFC 3261 and companion RFCs ati ttiti lt is sS Display 12 digit caller ID LCD 0 Feature Keys 8 dedicated keys Message Button Hold Transfer Conference Flash __ aeaieie Speakerphone Send Mute Del 6 displayimenu navigation keys on Ethernet Ports o ooo o _Dual 100 Mbps Ethernet LAN and PC ports switched or routed Device Management Web interface or via secure AES encrypted central configuration file for mass deployment NAT friendly remote software upgrade via TFTP HTTP for deployed devices including behind firewall NAT Support Layer 2 802 1Q VLAN 802 1p and Layer 3 QoS ToS DiffServ MPLS Auto manual provisioning system Keypad amp LCD Audio Features Full duplex hands free speakerphone i titi lt s sS Advanced Digital Signal Processing DSP Dynamic negotiation of codec and voice payload length Support for G 723 1 5 3K 6 3K G 729A B G 711 wA G 726 G 722 wide band GSM and iLBC codecs In band and out of band DTMF in audio RFC2833 SIP INFO Silence Suppression VAD voice activity detection CNG comfort noise generation ANG automatic gain control Adaptive jitter buffer control ee eee n eee Packetdelay amp loss concealment 000 Call Handling Features Voice mail indicator
26. button If the call is answered press TRANSFER to complete the transfer and hang up If the call is not answered press FLASH to resume the original call NOTE If Attended Transfer fails and party A hangs up the HandTone 496 will ring party A to remind A that party B is still on the line Party A can pick up the phone to resume conversation with party B 3 way Conference The BT 200 supports the advanced 3 way conferencing feature To use 3 way conferencing assume Caller A and Caller B wish to conference Caller C 1 Press CONFERENCE for dial tone placing Caller B on hold Dial third number and press SEND 2 Press CONFERENCE again to establish 3 way conference call 3 If Caller C does not answer press FLASH to resume conversation with Caller B NOTE If either Caller B or Caller C drops the call the two remaining parties can still talk However if Caller A conference initiator ends the call the conference is terminated and all lines hang up Retrieving Messages The blinking red MWI Message Waiting Indicator indicates a message is waiting Press the MSG button to retrieve the message An IVR will prompt the user through the message retrieval menu Mute Delete 1 To enable disable mute during a call press MUTE DEL button Grandstream Networks Inc BT 200 User Manual Page 14 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innova
27. d by the European Telecommunication Standard Institute from 1988 governing pan European digital mobile telephony DECT covers wireless PBXs telepoint residential cordless telephones wireless access to the public switched telephone network Closed User Groups CUGs Local Area Networks and wireless local loop The DECT Common Interface radio standard is a multi carrier time division multiple access time division duplex MC TDMA TDD radio transmission technique using ten radio frequency channels from 1880 to 1930 MHz each divided into 24 time slots of 10ms and twelve full duplex accesses per carrier for a total of 120 possible combinations A DECT base station an RFP Radio Fixed Part can transmit all 12 possible accesses time slots simultaneously by using different frequencies or using only one frequency All signaling information is transmitted from the RFP within a multi frame 16 frames Voice signals are digitally encoded into a 32 Kbit s signal using Adaptive Differential Pulse Code Modulation DNS Short for Domain Name System or Service or Server an Internet service that translates domain names into IP addresses DID Direct Inward Dialing The ability for an outside caller to dial to a PBX extension without going through an attendant or auto attendant DSP Digital Signal Processor A specialized CPU used for digital signal processing Grandstream products all have DSP chips built inside DTMF Dual Tone Multi Frequency The stand
28. e and Provisioning Upgrade Via needs to be set to HTTP The Firmware Server Path should be set to where the firmware files are located For example the user can use the following URL in the Firmware Server Path firmware mycompany com 6688 Grandstream 1 0 0 29 where firmware mycompany com is the FQDN of the HTTP server It can also be in IP address format 6688 is the TCP port the HTTP server listening to default http server listens to port 80 Grandstream 1 0 0 29 is the RELATIVE directory to the root dir on HTTP web server NOTE If the Auto Upgrade field in the Advanced Configuration page is set to No HTTP upgrade will be performed only once during boot up If it is set to Yes the BT 200 will check the HTTP server in the interval defined in Check for new firmware every field Grandstream Networks Inc BT 200 User Manual Page 29 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video UPGRADE THROUGH TFTP To upgrade firmware the BT 200 can be configured with a TFTP server where the new code image is located It is recommended to set the TFTP server address in either a public IP address or on the same LAN with the BT 200 There are two ways to use the TFTP server to upgrade the BT 200 firmware 1 the keypad configuration menu 2 the BT 200 s Web configuration
29. ed Settings page the option Use Quick IP call mode is set to No by default When this option is set to YES and XXX is dialed where X is 0 9 and XXX lt 255 phone will make direct IP call to aaa bbb ccc XXX where aaa bbb ccc comes from the local IP address REGARDLESS of subnet mask XX or X are also valid so leading 0 is not required but Ok eg 192 168 0 2 calling 192 168 0 3 just dial 3 follow by SEND or 192 168 0 2 calling 192 168 0 23 just dial 23 follow by SEND or 192 168 0 2 calling 192 168 0 123 just dial 123 follow by SEND or 192 168 0 2 dial 3 and 03 and 003 has same effect gt call 192 168 0 3 NOTE If you have a SIP Server configured Direct IP IP call will still work However if you are using STUN Direct IP IP call will also use STUN Lock keypad lf this parameter is set to Yes the configuration updates via keypad for Menu Item update 7 9 12 are disabled TABLE 11 INDIVIDUAL SETTINGS DEFINITIONS Account Active This field indicates whether the account Is active or not The default value for the primary account Account 1 is Yes The default values for the other three accounts are No Account Name A name to identify an account which will be displayed in LCD SIP Server SIP Server s IP address or Domain name provided by VoIP service provider Outbound Proxy IP address or Domain name of Outbound Proxy or Media Gateway or Session Border Controller Used by BT 200 for firewall or NAT pene
30. eoroooeooooerooonene 15 TABLE 7 CONFIGURATION MENU DEFINITIONS kte ttteeetttaetttoaetoteeerooeeoooueeooeoeooeoeoooooeeroooeoroueeooooneooooeeoooooooononene 16 TABLE 8 KEYPAD BUTTON DEFINITIONS L0ettteettaaetotaaetetaeeteoeeotoseeooeoeeooeeooeoeooooeoooueeoooueoooooeoooooeerooneoonoooonooeoe 19 TABLE 9 DEVICE STATOUSDEF NON Et fi aka asid tt od kdk n a kt a e a e e ea a venk it et kk fas tt bo Bat 21 TABLE 10 ADVANCED CONFIGURATION PAGE DEFINITIONS 0tteeereeeeooooooenotooooeooooooeoeooooeooeooonoeoooonneooonneeoooneeoe 22 TABLE 11 INDIVIDUAL SETTINGS DEFINITIONS lbt ttteeteoeetoeoaetoooeetooeeotoueeooeeooeoeoooooeerouoasroueoooounoooooeooooooeoonooeoe 25 GUI INTERFACES BT 200 USER S MANUAL http www grandstream com GUI GUI BT200 rar SCREENSHOT OF CONFIGURATION LOGIN PAGE SCREENSHOT OF BASIC SETTINGS CONFIGURATION PAGE SCREENSHOT OF STATUS CONFIGURATION PAGE STATUS CONFIGURATION PAGE DEFINITIONS SCREENSHOT OF ADVANCED USER CONFIGURATION PAGE SCREENSHOT OF SIP ACCOUNT CONFIGURATION SCREENSHOT OF SAVED CONFIGURATION CHANGES SCREENSHOT OF REBOOT PAGE Se oe eS o Grandstream Networks Inc BT 200 User Manual Page 3 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video WELCOME Thank you for purchasing the Grandstream BI 200 SIP phone The BT 200 is an affordable next generation SIP phone that feature
31. figure the Advanced Settings Password page Password field is purposely left blank for security reason after clicking update and saved The maximum password length is 25 characters Silence This controls the silence suppression VAD feature of G723 and G729 If set to Suppression Yes when a silence is detected small quantity of VAD packets instead of audio packets will be sent during the period of no talking If set to No this feature is disabled Voice Frames This field contains the number of voice frames to be transmitted in a single Ethernet per TX packet be advised the IS limit is based on the maximum size of Ethernet packet is 1500 byte or 120kbps When setting this value be aware of the requested packet time ptime used in SDP message is a result of configuring this parameter This parameter is associated with the first codec in the above codec Preference List or the actual used payload type negotiated between the 2 conversation parties at run time e g if the first codec is configured as G 723 and the Voice Frames per TX is set to 2 then the ptime value in the SDP message of an INVITE request will be 60ms because each G 723 voice frame contains 30ms of audio Similarly if this field is set to 2 and the first codec is G 729 or G 711 or G 726 then the ptime value in the SDP message of an INVITE request will be 20ms lf the configured voice frames per TX exceeds the maximum allowed value t
32. fo message This feature needs the support of IP PBX Turn off speaker on Default is No If set to Yes the speaker will turn off and the phone will go remote disconnect back to idle status after the other party of the call hands up Check SIP User ID for When turned on it will validate the To URI for incoming INVITE before Incoming Invite accepting it If it differs from locally configured URI it should reject the call with 404 Not Found message Preferred Vocoder The BT 200 supports up to 5 different Vocoder types including G 711 a u also known as PCMU PCMA GSM G 723 1 G 729A B Configure Vocoders in a preference list that is included with the same preference order in SDP message Enter the first Vocoder in this list by choosing the appropriate option in Choice 1 Similarly enter the last Vocoder in this list by choosing the appropriate option in Choice 8 SRTP Mode Disabled BT 200 will use RTP for both inbound and outbound calls Default setting Enabled but not forced BT 200 provides crypto suites to others SIP phones lf they support SRTP then use SRTP otherwise use RTP Enabled and forced All calls using this account must use SRTP If the other party doesn t support SRTP BT200 will decline the call If we invite others and receive a 200 Ok message without crypto suite we will send a BYE message followed by the ACK message to terminate the call f someone invites us without crypt
33. he BT 200 will use and save the maximum allowed value for the corresponding first codec choice The maximum value for PCM is 10 x10ms frames for G 726 it is 20 x10ms frames for G 723 it is 32 x30ms frames for G 729 G 728 64 x10ms and 64 x2 5ms frames respectively Grandstream recommends using the default settings Grandstream does not recommend adjusting these parameters if you are an average user Incorrect settings will affect the voice quality Please refer to the Codec FAQ at http www grandstream com FAQ FAQ Codec pdf for more technical detail Layer 3 QoS This field defines the layer 3 QoS parameter which can be the value used for IP Precedence or Diff Serv or MPLS Default value is 48 Layer 2 QoS This contains the value used for layer 2 VLAN tag Default setting is blank No Key Entry Default is 4 seconds Timeout Use as This parameter allows users to configure the key as the Send or Dial key If Send Key set to Yes the key will immediately send the call In this case this key is essentially equivalent to the Re Dial key If set to No the key is included as part of the dial string Local RTP port This parameter defines the local RTP RTCP port pair the BT 200 will listen and transmit It is the base RTP port for channel 0 When configured channel 0 will use this port value for RTP and the port value 1 for its RTCP channel 1 will use port value 2 for
34. ica amp Video MTU A Maximum Transmission Unit MTU is the largest size packet or frame specified in octets eight bit bytes that can be sent in a packet or frame based network such as the Internet The maximum for Ethernet is 1500 byte NAT Network Address Translation NTP Network Time Protocol a protocol to exchange and synchronize time over networks The port used is UDP 123 Grandstream products using NTP to get time from Internet OBP SBC Outbound Proxy or another name Session Border Controller A device used in VoIP networks OBP SBCs are put into the signaling and media path between calling and called Caller The OBP SBC acts as if it was the called VoIP phone and places a second call to the called Caller The effect of this behavior is that not only the signaling traffic but also the media traffic voice video etc crosses the OBP SBC Without an OBP SBC the media traffic travels directly between the VoIP phones Private OBP SBCs are used along with firewalls to enable VoIP calls to and from a protected enterprise network Public VoIP service providers use OBP SBCs to allow the use of VoIP protocols from private networks with internet connections using NAT PPPoE Point to Point Protocol over Ethernet is a network protocol for encapsulating PPP frames in Ethernet frames It is used mainly with cable modem and DSL services PSTN Public Switched Telephone Network The phone service we use for every ordinary phone call or called
35. interface Keypad Configuration Prompt Menu To configure the TFTP server via menu prompt please refer to Table 7 Configuration Menu Definitions Menu Option 06 After the TFTP IP address is set up re boot or power cycle the BT 200 to run the new firmware Web Configuration Interface To configure the TFTP server via the Web configuration interface open up your browser to point at the IP address of the BT 200 1 Input the admin password to enter the configuration screen 2 Enter the TFTP server address in the designated field located at the bottom of the configuration screen 3 Update the change by clicking the Update button 4 Reboot or power cycle the phone the firmware files will be fetched upon booting up The system will check the TFTP server only during the initial power up If the configured TFTP server is found and a new code image is available the BT 200 will retrieve the new image files by downloading them into the BT 200 s SRAM During this stage the BT 200 s LEDs will blink until the checking downloading process is completed Upon verification of checksum the new code image will then be saved into the Flash If TFTP fails for any reason e g TF IP server is not responding there are no code image files available for upgrade or checksum test fails etc the BT 200 will stop the TFTP process and boot using the existing code image in the flash The TFIP process may take up to 2 minutes over the Internet
36. l kk a a l k km pt a a ai 18 ADVANCED USER CONFIGURATION 00e kt tt taken enn nn n nn n an en aaa na kaka aa kak aaa aa aaa aaaaaaaaanansenanaananaanannananannnnn 21 SAVING THE CONFIGURATION CHANGE S 00e k0 tt tata tata anka na kana aa nana kaa na aa aaa naaaaaaeaasassenasassanassanannannananann 28 REBOOTING THE PHONE FROM REMOTE ccececccceccececcccececececcecuececsecececsecececuesucuetecueaecsuaesseesseecsecausecenaees 29 CONFIGURATION THROUGH CENTRAL PROVISIONING SERVER ccccceccecceccecccecceceeceecaccecuececcucecessaeaeceeeennass 29 FIRMWARE UPGRADE 444000 edi t tr rt a ek ki e kk a n kk a ene e n e a a a a a e m n G pk ak 29 UPGRADE THROUGH HT TP cccececcccecececcccececcccccececacceccauaunecscauaunecscaeauaenecscauaesenscaeauaenenenscstauaenerstenaenens 29 UPGRADE THROUGH TFTP cccceccccecececcccececcccccucecsceuacaucusecsecuauueuscaeauausecseauausececseuaenenenstseauaunecseenaenens 30 RESTORE FACTORY DEFAULT SETTING u ccccccccsceccecescscescscnscscnsescnceeceenceseuceseueesenensenenseseaeesenseseaensss 31 GLOSSARY OF TERMS u c ccceccececcscescecnscscnccecncescucescnensenenseneneeseneeseueeseuseseneneseaensenenseseasesenensenensenensanenss 32 Grandstream Networks Inc BT 200 User Manual Page 2 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales Qvoipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 Ae Innovative IP Voica amp Video TABLE OF FIGURES BT 200
37. lt password for the End User is 123 After login the embedded Web server will display the Configuration page explained in detail in Table 8 Grandstream Networks Inc BT 200 User Manual Page 18 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica Video TABLE 8 KEYPAD BUTTON DEFINITIONS End User This contains the password to access the Web Configuration Menu This field is Password case sensitive with a maximum length of 25 characters IP Address There are two modes under which the BT 200 can operate 1 DHCP Mode all the field values for the Static IP mode are not used even though they are still saved in the Flash memory The BT 200 will acquire its IP address from the first DHCP server it discovers from the LAN it is connected To use the PPPoE feature the PPPoE account settings need to be set The BT 200 will attempt to establish a PPPoE session if any of the PPPoE fields is set 2 STATIC IP Mode the IP address Subnet Mask Default Router IP address DNS Server 1 primary DNS Server 2 secondary fields will need to be configured These fields are set to zero by default Time Zone This parameter controls how the date time is displayed according to the specified time zone Daylight Savings This parameter controls whether the displayed time will be daylight savings time or Time not If set to
38. m Innovative IP Voica amp Video Default is No If set to Yes Call transfer Call Forwarding amp Do Not Disturb are supported locally Default is No If set to Yes missed calls will not be recorded for your review The SIP Session Timer extension enables SIP sessions to be periodically refreshed via a SIP request UPDATE or re INVITE Once the session interval expires if there is no refresh via a UPDATE or re INVITE message the session is terminated Session Expiration is the time in seconds at which the session is considered timed out provided no successful session refresh transaction occurs beforehand The default value is 180 seconds The minimum session expiration in seconds The default value is 90 seconds lf selecting Yes the phone will use session timer when it makes outbound calls if remote party supports session timer lf selecting Yes the phone will use session timer when it receives inbound calls with session timer request lf selecting Yes the phone will use session timer even if the remote party does not support this feature Selecting No will allow the phone to enable session timer only when the remote party support this feature To turn off Session Timer select No for Caller Request Timer Callee Request Timer and Force Timer As a Caller select UAC to use the phone as the refresher or UAS to use the Callee or proxy server as the refresher As a Callee select
39. n e n a ea an a ak l e an en e e an ak a en kt a kl a Si bo kk ek a ak se 7 HARDWARE FEATURES cccececcececcececceccccececcccacaucecauuecuuuecsececsuausseaucueuusecuunecseueuecuusecsuaessuausueaeseeuesecsuneceuaesass 9 USING THE BT 200 IP PHONE is tisii zi v atik t il ii ki ai tl e lala lt a kl ii ke an nes k al a a aa kai ke a n e n kk n 9 GETTING FAMILIAR WITH THE LOD LED cece kata gita ta kk tr a a di lk ka kk kan ile e a ae e ke a a l pa e e an Edi 9 GETTING FAMILIAR WITH KEYPAD si di s lil itil ea isit da a and ai ra talk ka ek a e kat RE a ki ka a ka a a a kak a jak e 11 MAKING AND ANSWERING PHONE CALLS 00e kat 0t kaka nannan annan aka aaa anana aa aaaaananaesanassanassanassanaananannnnan 12 HANDSET SPEAKERPHONE AND HEADSET MODE kk kt bk kt tk kt kat kaa taa aa aaa aaa aaa aaa aaa aaa saesaesaeseesteseesoesoesoesoesoeosoooun 12 PLACING A TRADITIONAL PHONE CALL cceccececcececcececcececcecucaucecaececueuececuesecuececueuecueaeseeaesseesueauaeceeneneseees 12 PLACING CALLS USING AN IP ADDRESS cccececcececcececcecuccecuccucucuececueaeseeuesucueaecaeaesueaececaesseaeeutausecsuneresaees 12 PLACING A DIRECT IP IP GAUL wiscccniesdcsceiaideccccnscesandseswestvecsassesuadeeavdcveseesdvesdeseeedddeebevesdaeniuneceuseaddaveeevadeens 13 Fang aA QUe KIF O very l ni ON ana e ek af aki ey RE a Ene Seen Enna zeb ee ene te Nee a 13 ANSWER AN INCOMING CALL cccececccecececcccccecececcccececaeauaenenececaeunenecseaeuenensc
40. nded Call Transfer BT 200 supports both blind and attended call transfer Each is easy to use Use blind transfer if you want to transfer a call without speaking with someone first use attended transfer if you want to speak with the XXXXXXXX prior to transferring call Blind Transfer Transfer an active call to a third party without announcement Press the TRANSFER button and wait for a dial tone Dial the third party s phone number followed by the SEND button Expected outcomes a A quick confirmation tone call waiting tone followed by a dial tone This indicates the transfer is successful Hang up or place another call b A quick busy tone followed by a restored call on supported platforms only The busy tone indicates the transfer failed c Continuous busy tone The phone call has timed out NOTE continuous busy tone does not indicate the transfer has been successful nor does it indicate the transfer has failed It often means there was a failure to receive second NOTIFY check firmware for most recent release NOTE The Enable Call Feature must be configured to Yes in the web configuration page to enable this feature Attended Transfer Transfer an active call to a third party with an accompanying message User has the option to speak to the intended receiver of call prior to transferring the call Press the FLASH button for a second dial tone Dial the third party s phone number and press the SEND
41. ndows version TFTP server is available http support solarwinas net updates New customerFree cfm RESTORE FACTORY DEFAULT SETTING WARNING Restoring the Factory Default Setting will delete all configuration information of the phone Please backup or print all the settings before you restoring factory default settings Grandstream is not responsible for restoring lost parameters and cannot connect to your VoIP service provider Directions for Restoration Disconnect network cable and power cycle the unit before resetting factory default settings 1 Find the MAC address of the device It is a 12 digit HEX number located on the bottom of the unit Press the MENU button for Key Pad Menu options Press the Up button to reset Enter the MAC address with alphabets and numbers Press the MENU button again oi IS The BT 200 will reboot automatically and restore to factory default setting The reset is finished when the LCD stops flashing Grandstream Networks Inc BT 200 User Manual Page 31 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video GLOSSARY OF TERMS ADSL Asymmetric Digital Subscriber Line Modems attached to twisted pair copper wiring that transmit from 1 5 Mbps to 9 Mbps downstream to the subscriber and from 16 kbps to 800 kbps upstream depending on line distance AGC Automatic Gain C
42. ndset speakerphone volume when phone is ACTIVE Or decrease ring volume when is in IDLE mode MENU Enter keypad MENU mode when phone is in IDLE mode It is also the ENTER key once entering MENU CALLED After off hook press to display the dialed numbers When number displayed press the SEND key can make call using that displayed number CALLERS After off hook press to display the incoming Caller IDs When number displayed press the SEND key can make call using that displayed number MSG Enter to retrieve video voice mails or other messages HOLD Place ACTIVE call on hold TRNF TRANSFER key Transfer an ACTIVE call to another number Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video CONF Press CONF button to connect Calling Called party into conference FLASH Flash to switch between two lines SPEAKER Enable Disable hands free speaker mode Press SEND to dial a new number or redial last number dialed Press send button to send SEND a call immediately before no key entry timeout value expires Mute an active call or Delete a key entry AZA US Also used to REJECT incoming call 0 9 Standard phone keypad press key to send call key for special needs MAKING AND ANSWERING PHONE CALLS HANDSET SPEAKERPHONE AND HEADSET MODE The BT 200 handset can be toggled between speaker mode hands free or headset m
43. o suite we will response a 488 Not Acceptable Here message Special Feature Default is Standard Choose the selection to meet some special requirements from SoftSwitch vendors SAVING THE CONFIGURATION CHANGES Once a change is made click the Update button in the Configuration Menu The IP phone will display a confirmation page Reboot or power cycle the BT 200 after all changes to ensure the changes take effect FIGURE 5 SAVE CONFIGURATION SCREENSHOT STATUS BASIC SETTINGS ADVANCED SETTINGS Your configuration changes have been saved They will take effect on next reboot Reboot Grandstream Networks Inc BT 200 User Manual Page 28 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video REBOOTING THE PHONE FROM REMOTE The administrator can remotely reboot the phone by clicking the Reboot button at the bottom of the configuration menu Once done the web server will display a confirmation page to indicate that rebooting is underway When finished login again after waiting for about 30 seconds CONFIGURATION THROUGH CENTRAL PROVISIONING SERVER The BT 200 can be automatically configured from a central provisioning system The configuration files can be downloaded via TFTP or HTTP from the central server A service provider or an enterprise with large deployment of BT 200 can ea
44. ode To toggle between the handset and speaker headset press the Hook Flash in the handset cradle or press the SPEAKER button PLACING A TRADITIONAL PHONE CALL There are four ways to place a call 1 Use handset headset or press SPEAKERPHCNE button and dial 2 Press the SEND button directly to redial last number Last dialed number will be displayed on the LCD as the number is dialed 3 Browse the CALLED CALLER history select the number using the navigation keys and press SEND button to place the call 4 Use the menu key to browse the CALLED CALLERS menu to scroll through the last 10 numbers dialed or received Select number using the navigation keys and press SEND button to place the call Examples e To dial another extension on the same proxy such as 1008 pick up handset or press speaker dial 1008 and then press SEND e To dial an outside number such as 626 666 7890 enter prefix if necessary and dial number and press SEND Check with your VoIP provider for more information about prefixes PLACING CALLS USING AN IP ADDRESS Direct IP calling allows two parties using a BT 200 and another VoIP device to talk with each other in an ad hoc fashion without a SIP proxy VoIP calls can be made between two phones if e both phone VoIP device have public IP addresses or e both phone VoIP device are on a same LAN VPN using private or public IP addresses or e both phone VoIP device can be connected through a router using p
45. ontrol is an electronic system found in many types of devices Its purpose is to control the gain of a system in order to maintain some measure of performance over a changing range of real world conditions ARP Address Resolution Protocol is a protocol used by the Internet Protocol IP RFC826 specifically IPv4 to map IP network addresses to the hardware addresses used by a data link protocol The protocol operates below the network layer as a part of the interface between the OSI network and OSI link layer It is used when IPv4 is used over Ethernet ATA Analogue Telephone Adapter Covert analogue telephone to be used in data network for VoIP like Grandstream HT series products CODEC Abbreviation for Coder Decoder It s an analog to digital A D and digital to analog D A converter for translating the signals from the outside world to digital and back again CNG Comfort Noise Generator generate artificial background noise used in radio and wireless communications to fill the silent time in a transmission resulting from voice activity detection DATAGRAM A data packet carrying its own address information so it can be independently routed from its source to the destination computer DECIMATE To discard portions of a signal in order to reduce the amount of information to be encoded or compressed Lossy compression algorithms ordinarily decimate while sub sampling DECT Digital Enhanced Cordless Telecommunications A standard develope
46. r Member Login 7 REBOOT the BT 200 phone Oe ae eS Grandstream Networks Inc BT 200 User Manual Page 5 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video TABLE 1 BT 200 CONNECTOR DEFINITIONS POWER 5V power port Connect to your phone and the wall outlet LAN 10 100 Mbps Switch LAN port to connect your phone to an Ethernet port PC 10 100 Mbps Switch port to connect your phone to the PC HEADSET 2 5mm Headset port SAFETY COMPLIANCES The BT 200 phone complies with FCC CE and various safety standards The BT 200 power adaptor is compliant with UL standard Only use the universal power adapter provided with the BT package The manufacturer s warranty does not cover damages to the phone caused by unsupported power adaptors WARRANTY lf you purchased your BT 200 from a reseller please contact the company where you purchased your phone for replacement repair or refund If you purchased the product directly from Grandstream contact your Grandstream Sales and Service Representative for a RMA Return Materials Authorization number before you return the product Grandstream reserves the right to remedy warranty policy without prior notification Grandstream reserves the right to remedy warranty policy without prior notification Warning Please do not use a different power adaptor with the BT 200 as it may
47. red on reboot Register Expiration This parameter allows user to specify the time frequency in minutes that BI 200 refreshes its registration with the specified registrar The default interval is 60 minutes or 1 hour The maximum interval is 65535 minutes about 45 days Local SIP port This parameter defines the local SIP port the BT 200 will listen and transmit The default value for Account 1 is 5060 It is 5062 5064 5066 for Account 2 Account 3 and Account 4 respectively SIP T1 Timeout Ti is an estimate of the round trip time RTT between the client and server transactions If the network latency is high select bigger value for reliable usage SIP T2 Interval This element sets the value of the SIP protocol T2 timer in seconds Timer T2 defines the retransmit interval for INVITE responses and non INVITE requests The SIP protocol default value is 4 seconds NAT Traversal This parameter defines whether the BT 200 NAT traversal mechanism will be activated or not If activated by choosing Yes and a STUN server is also specified then the BT 200 will behave according to the STUN client specification Under this mode the embedded STUN client inside the BT 200 will attempt to detect if and what type of firewall NAT it is sitting behind through communication with the specified STUN server If the detected NAT is a Full Cone Restricted Cone or a Port Restricted Cone the BT 200 will attempt to use its mapped public
48. s excellent audio quality and rich telephony features The BT 200 supports popular voice codecs and is designed for full SIP compatibility and interoperability with 3 party SIP providers thus enabling you to fully leverage the benefits of VolP technology This manual will help you learn how to operate and manage your SIP phone and make the best use of its many upgraded features including 3 way conferencing full duplex hands free speakerphone voicemail with indicator and custom ring tones This phone is very easy to use and is designed to be a basic VolP solution for the home or office 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 User Manual could void your manufacturer warranty e This document is contains links to Grandstream GUI Interfaces Please download examples from http www grandstream com user manuals GUI GUI BT200 rar for your reference e This document is subject to change without notice The latest electronic version of this user manual is available for download http www grandstream com user manuals BT 200 pdf e Reproduction or transmittal of the entire or any part in any form or by any means electronic or print for any purpose without the express written permission of Grandstream Networks Inc is not permitted Grandstream Networks Inc BT 200 User Manual Page 4 of 35 Firmware 1 1 1 14 Last Updated
49. seceauserstaeauaenecstecsuauaenersrenaenens 13 CAN AOI OL ascseseeee ie ce ya A et aceon wh eons ete ta abe a vor ek ak as A bl an e a man e BA 13 Call Waiting and Call FlaShinNQ 0rrrtteeeeerrrrtrrteeeeeasorrooonaooaaeoostooonoooeeeosssoooonoooeeeossssooonnoooeooosssooononnoonn 13 Blind and Attended Call TranSfQf cccccccccccccccecccceccecsccsseccesecseseusceusensenensusensuaeuscastansesansesenseenstansens 14 JWA V GON FE NO Osnon ka a n a aj kk kf n aie n PAA e ti a a bu a pa n 14 Retrieving Messages aviuyaw t sw itil kt ik kanta ka n ak a ak kk a a kk e ka a ak ak kk n ak a 14 Mute DEIECtQ 0000i0r0ttatertatat tete aaana aa aereaaaaaeatesasaeaatesesassesesesesaoesesesesesaosesesesusuosesesesuososesesuouososesosuosososnou 14 GAL FE AY LIFE ii ri iii fat e ii ma at e a ik n kk fk a E a an ke a kat ak jak kf a a ka S a fiti ai aa 15 CONFIGURATION GUIDE irin al kk n ie lk n a e e in n a e a e ek aje ka a a ke ka e ak l a a SY kk ek kk a ak a a a e 16 CONFIGURATION WITH KEYPAD csceccececcececcececccceccccecececuucecscaucecuecucseaesecausecsunecsucecseaensecesacaunenscausecauaesass 16 CONFIGURATION WITH WEB BROWSER sscsssecececcececcececcececceccecccueuecucueuesecauuecsenecseaecuuaessenetecaunecsuaecsuaeaecass 18 Access the Web Configuration MENU 1scccccccccevccecccscseesecessseeseeceessesscessasneescesssseseeesssaeesecsssssansees 18 END USER CONFIGURATION 4e 40 asid doisstki yota se ca dsi cou l n e ak kak k
50. security Currently not implemented Keypad Lock Icon Locks the keypad Currently not implemented Handset Speakerphone and Ring Volume Icon Each icon appears next to the volume icon To adjust volume use the up down button Real time Clock Synchronized to Internet time server Time zone configurable via web browser AM PM indicator Call Logs and IP Address Separator Icons 01 10 for CALLED history dialed number 01 10 for CALLERS history Incoming caller ID Numbers and Characters Q 9 xe key L H key J Grandstream Networks Inc BT 200 User Manual Page 10 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 ndstream Innovative IP Voica amp Video GETTING FAMILIAR WITH KEYPAD The BT 200 keypad is the same as a traditional phone with additional feature functionality including speaker menu keys LCD navigation keys and advanced feature keys which include hold transfer conference and flash FIGURE 3 BT 200 KEYPAD ILLUSTRATION TABLE 5 KEYPAD BUTTON DEFINITIONS Key Button Key Button Definitions Use button to select next Menu Item when phone is in keypad configuration mode Or UP 1 increase handset speakerphone volume when phone is ACTIVE Or increase ring volume when phone is in IDLE mode Use button to select previous Menu Item when phone is in keypad configure mode Or DOWN decrease ha
51. sily manage the configuration and service provisioning of individual devices remotely from a central server When the BT 200 boots up it sends a TFTP or HTTP request to download configuration files There are two configuration files one is cfg txt and the other is cfgOOOb82xxxxxx where OOOb82xxxxxx is the MAC address of the BT 200 Grandstream s GAPS provisioning server is the default server for all Grandstream devices Based on the unique MAC address Grandstream s default GAPS server provisions the devices with re direction settings to point to a customer s TFTP or HTTP server for further provisioning This could be simple re direction or with special provisioning settings GAPSLITE Grandstream Automated Provisioning System supports the automated configuration of the HT 496 It is a licensed based software GAPSLITE uses enhanced NAT friendly TFTP or HTTP and other communication protocols to communicate with each individual BT 200 for firmware upgrade remote reboot etc The GAPSLITE software package also has a configuration tool to generate device configuration files The configuration tool and configuration templates is available on the Grandstream website http www grandstream com y configurationtool htm Please refer to GAPSLITE product documentation or contact sales directly sales qrandstream com FIRMWARE UPGRADE UPGRADE THROUGH HTTP To upgrade firmware via HTTP the field Firmware Upgrad
52. ting code image in the Flash memory If a TFTP server is configured and a new code image is retrieved the new downloaded image will be verified and then saved into the Flash memory NOTE Please do NOT interrupt the TFTP upgrade process especially the power supply as this will damage the device Depending on the network environment this process can take up to 15 or 20 minutes The URL for the HTTP server used for firmware upgrade and configuration via HTTP i e http provisioning mycompany com 6688 Grandstream 1 0 5 16 Here 6688 is the specific TCP port that the HTTP server is listening at it can be omitted if using default port 80 NOTE If Auto Upgrade is set to No BT 200 will only do HTTP download once at boot up DHCP Option 66 is used to identify a TF TP server when the sname field in the DHCP header has been used for DHCP options If you choose yes BT 200 will use the TFTP server resolved from DHCP instead of the one you specified in the TFTP Server option above Choose Yes to enable automatic upgrade and provisioning In Check for new firmware every field enter the number of days to enable BT 200 to check the server for firmware upgrade or configuration in the defined period of days When set to No BT 200 will only upgrade once at boot up You also have the following options e Always check for New Firmware e Check New Firmware only when F W pre suffix changes e Always skip firm
53. tive IP Voica amp Video 2 To delete entries when dialing press MUTE DEL to delete the digit 3 To send a call directly to voicemail without picking up the call press MUTE DEL CALL FEATURES The BT 200 supports an advanced call feature list including but not limited to Caller ID Block or Anonymous Call Disable Enable Call Waiting Call Forward on Busy Delay or Unconditional The following table outlines each call feature available on the BT 200 TABLE 6 CALL FEATURE DEFINITIONS Key Call Features 30 Block Caller ID for all subsequent calls 31 Send Caller ID for all subsequent calls 67 Block Caller ID per call 82 Send Caller ID per call 70 Disable Call Waiting per Call Ti Enable Call Waiting per Call 72 Unconditional Call Forward Dial 72 for a dial tone Dial the forwarding number followed by Wait for dial tone LCD will display Call FWD Activated 73 Cancel Unconditional Call Forward dial 73 and get the dial tone then hang up LCD will display Call FWD Activated 90 Busy Call Forward Dial 90 for a dial tone Dial the forwarding number followed by Wait for a dial tone Hang up 91 Cancel Busy Call Forward dial 91 Wait for dial tone Hang up 92 Delayed Call Forward Dial 92 for a dial tone Dial the forwarding number followed by Wait for a dial tone Hang up LCD will display Call FWD Activated 93 Cancel Delayed C
54. tory 1 Key in the physical MAC address on back of the phone Reset 2 Press MENU to reset phone to FACTORY DEFAULT settings All your setting will be erased Manual Reboot Press MENU without keying anything When phone is powered on and time is displayed Press or t Display ring 4 press or t again to hear and adjust the ring Others tone volume from O off to 7 maximum off and on hook to set Press SPEAKERPHONE button or off hook and pick up handset press or t to adjust the speakerphone headset or handset volume CONFIGURATION WITH WEB BROWSER The BT 200 has an embedded Web server that will respond to HTTP GET POST requests It also has embedded HTML pages that allow a user to configure the IP phone through any web browser Access the Web Configuration Menu The IP Phone Web Configuration Menu can be accessed by the following URI http Phone IP Address where the Phone lP Address is the IP address of the phone To find your IP address press MENU and select the Status item to see IP IP Address NOTE When typing the IP address into a browser strip out the leading O as the browser will parse in octet e g if the IP address is 192 168 001 014 please type in 192 168 1 14 END USER CONFIGURATION Once this HTTP request is sent from a Web browser the web server will display a login screen The password is case sensitive with maximum length of 25 characters The factory defau
55. tration in different network environment If symmetric NAT is detected STUN will not work and ONLY outbound proxy can provide solution for it SIP User ID User account information provided by VoIP service provider ITSP usually has the form of digit similar to phone number or actually a phone number Authenticate ID SIP service subscriber s Authenticate ID used for authentication Can be identical to or different from SIP User ID Authenticate SIP service subscriber s account password for BT 200 to register to SIP Password servers of ITSP Name SIP service subscriber s name which will be used for Caller ID display Use DNS SRV Default is No If set to Yes the client will use DNS SRV to look up server Grandstream Networks Inc BT 200 User Manual Page 25 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica Video User ID is Phone lf the BT 200 has an assigned PSTN telephone number this field should be Number set to Yes Otherwise set it to No If Yes is set a user phone parameter will be attached to the From header in SIP request SIP Registration This parameter controls whether the BT 200 needs to send REGISTER messages to the proxy server The default setting is Yes Unregister on Reboot Default is No If set to yes the SIP user s registration information will be clea
56. ublic or private IP addresses with necessary port forwarding or DMZ Grandstream Networks Inc BT 200 User Manual Page 12 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica amp Video PLACING A DIRECT IP IP CALL To place a direct IP to IP call first off hook then press the MENU key then enter a 12 digit target IP address to make the call If port is not default 5060 destination ports can be specified by using 4 encoding for followed by the port number Examples e lf the target IP address is 192 168 0 10 the dialing convention is MENU 192 168 000 010 followed by pressing the SEND key or wait for seconds in the No Key Entry Timeout e lf the target IP address port is 192 168 1 20 5062 then the dialing convention is MENU key 192168001020 45062 followed by the SEND key or wait for 4 seconds Placing a Quick IP Call The BT 200 can dial an IP address under the same LAN segment by dialing the last octet in the IP address Controlled static IP usage is recommended In the Advanced Settings page set the Use Quick IP call Mode to YES When xxx is dialed where x is 0 9 and xxx lt 255 a direct IP call to aaa bbb ccc XXX is completed aaa bbb ccc is from the local IP address regardless of subnet mask The numbers xx or x are also valid The leading O is not required but
57. ware check lf set to Yes cfg file will be authenticated before acceptance Useful to protect against unauthorized changes to the device configuration BT 200 User Manual Firmware 1 1 1 14 Page 23 of 35 Last Updated 12 2006 sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 m Innovative IP Voica Video Off hook Auto This parameter allows the user to configure a User ID or extension number to be Dial automatically dialed upon off hook Please NOTE that only the user part of a SIP address needs to be entered here The phone will automatically append the and the host portion of the corresponding SIP address DTMF Payload This parameter sets the payload type for DTMF using RFC2833 Type Syslog Server The IP address or URL of System log server This feature is especially useful for ITSP Internet Telephone Service Provider Syslog Level Select the BT 200 to report the log level Default is NONE The level is one of DEBUG INFO WARNING or ERROR Syslog messages are sent based on the following events 1 product model version on boot up INFO level NAT related info INFO level sent or received SIP message DEBUG level SIP message summary INFO level inbound and outbound calls INFO level registration status change INFO level negotiated codec INFO level Ethernet link up INFO level SLIC chip exception WARNING and ERROR levels 0 memory exception ERROR level The Syslog uses U
58. with indicator 3 way conferencing Caller ID display or block Call waiting transfer hold forward flash mute Redial call log and volume control Dial plans off hook auto dial early dial click to dial Network and 7 TCP UDP IP RTP RTCP HTTP ARP RARP ICMP DNS DHCP NTP Provisioning TFTP PPPoE protocols Manual or dynamic host configuration protocol DHCP network setup Support for IEEE 802 1p Q tagging VLAN Layer 3 TOS RTP and NAT support traversal via STUN and external media proxy Advanced Server Message waiting indication Features Server redundancy support for fail over SIP server and DNS server Security DIGEST authentication and encryption using MD5 and MD5 sess ei SRTP and TLS pending Grandstream Networks Inc BT 200 User Manual Page 8 of 35 Firmware 1 1 1 14 Last Updated 12 2006 VolPon www voipon co uk sales voipon co uk Tel 44 0 1245 808195 Fax 44 0 1245 600030 Innovative IP Voica amp Video HARDWARE FEATURES e Headset with auto switch when in use e 10 100 Mbps Full Half Duplex Ethernet Switch with LAN and PC port e Auto detect Ethernet polarity use either straight through or twist cable e Message Waiting Indicator RED LED TABLE 2 TECHNICAL HARDWARE SPECIFICATIONS LAN interface 2 x RJ45 10 100Mbps Ethernet Ports Headset Jack 2 5mm Headset port LED 1 LED in RED color Phone Case 25 button keypad 12 digit caller ID LCD Universal Switching Input 100 240VAC 50

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