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        Grandstream GXP2100 User Manual
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1.                   ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccces 39  FIRMWARE UPGRADE THROUGH TFITP HTTP              ve ceceriereecerie rie rio ces cesiorie see cesie rie sie cecco sie siosiecesio rie seecesiesio sie seceo 39  CONFIGURATION FLE DONE Dacca 40  RESTORE FACTORY DEFAULT SETTING i0                          ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccees 41  TABLE OF FIGURES  GXP21XX USER MANUAL  Figure 1  Connecting the GXP2120 2110 and the GXP Extension Board                                5  Foure 2  Keypad GUL FION crcire E io 21  TABLE OF TABLES  GXP21XX USER MANUAL  Tape T  EUPEN PACKA noor aa au 4  Table 2  GXP21xx Connectors                4  Table 3  GXP21xx Product ModelS                   i 7  Table 4  GXP21xx Comparison GuIde                      7  Table 5  GXP21xx Key Features in a Glance                     i 8  Grandstream Networks  Inc  GXP21xx User Manual Page 1 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    Table 6  GXP21xx Hardware Specifications                         i 8  Table 7  GXP21xx Technical Specifications                        i 9  Table o  LOD 5  0  RR FR ORRORI 11  Table 9  LOD ICONS lle 12  Table 10  GXP21xx Keypad Buttons 2 0    ccc cccccceceescceceeeeceeeeeceeseeeeeesseeecessaeecesseaeeeessaeeeesseees 12  Table 11  GXP Call Feature
2.             eB       eB ee  _     Open Standards Compatible   SIP RFC3261  TCP IP UDP  RTP RTCP  HTTP HTTPS  ARP RARP       ICMP  DNS  A record  SRV and NAPTR   DHCP  both client and server      PPPoE  TELNET  TFTP  NTP  STUN  SIMPLE  SIP over TLS  802 1x     TR 069  Superb Audio Quality   Advanced Digital Signal Processing  DSP   Silence Suppression  VAD      q1t To ye eet ee eee ene rE verse ener ene Ere   Network Interfaces Dual 10 100mbps Ethernet ports with integrated PoE  Feature Rich Traditional voice features including caller ID  call waiting  hold  transfer   iii    a  rr     Multi line support with dual color LED  multi party conferencing  line  extension interface  large backlit graphic LCD  4 navigation keys   dedicated buttons for hold  send redial  speakerphone  headset  transfer   conference  for up to 5 parties depending on model   mute  message  Do   Not Disturb  phone book  intercom                                            _ n   n eB   eB ee                   eB         eB eB   eB eB           eB             eB eB              eB           eB eB eB             eB eB                 eB             eB                 eB               _     Advanced Functionality   Customized downloadable ring tones  SRTP  SIP over TLS  multi       language support and XML enabled  adjustable positioning angles  wall    mountable  AES encryption  automatic multimedia service  eg   weather    information     Model GXP2120 0 GXP2110 GXP2100  LAN Interface   Two  2  10 100 Mbps 
3.    0800 088 4846    ream    Innovative IP Voice  amp  Video    Product Overview    Table 3  GXP21xx Product Models    GXP2120 is an executive SIP phone  It features       e Six lines  GXP2120 Y  O e Seven programmable hard keys       So e Four XML programmable soft keys    GXP2110 is an executive SIP phone  It features         A e Four lines  GXP2110 xa he S    e Eighteen programmable hard keys  TEO A e Three XML programmable soft keys  i GXP2100 is an executive SIP phone  It features     al f e Four lines  GXP2100 a e e Seven programmable hard keys  LI  e Three XML programmable soft keys    Table 4  GXP21xx Comparison Guide       Features   GXP2120     GXP2110     GXP2100   LCD Display i 320x160 pixel   tet    240x120 pixel   180x90 pixel     Number of Lines eE em  Programmable Hard Keys 7 8 An     Programmable Soft Keys  4     3s      CA     Extension Module    Yes  up to 2 Expansion   Yes  up to 2 Expansion i N A    Modules  56 nodes each   Modules  56 nodes each    Grandstream Networks  Inc    GXP21xxUserManual  gt  Page7of41    Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    Table 5  GXP21xx Key Features in a Glance    Features    i Benefits    e                              j_ n n n eB   eB            eB             eB eB   eB       eB    eB      eB eB   eB                                                                   eB           eB    
4.    Config Server Path    Firmware File  Prefix Postfix    Config File  Prefix Postfix    Allow DHCP Option 43  and Option 66 to  override server    Automatic Upgrade    Authenticate Conf File    Enable TR 069   ACS URL   TR 069 Username  TR 069 Password   Save Credentials   Auto Login   Periodic Inform Enable  Periodic Inform Interval    Connection Request  Username    Connection Request  Password    Authentication Method    Grandstream Networks  Inc     Andstream    Innovative IP Voice  amp  Video    This field allows the user to choose the firmware upgrade method  TFTP  HTTP or  HTTPS     Defines the server path for the firmware server  lt can be different from the  Configuration server which is used for provisioning     Defines the server path for provisioning  it can be different from the firmware server   Default is blank  If configured  GXP21xx will request the firmware file with the  prefix postfix and only the firmware with the matching encrypted prefix will be  downloaded and flashed into the phone    This setting is useful for ITSPs  End user should keep it blank    Default is blank  If configured  GXP21xx will request the config file with the  prefix postfix and only the file with the matching encrypted prefix will be downloaded  and flashed into the phone    This setting is useful for ITSPs  End user should keep it blank     Default is    Yes     This allows device gets provisioned from the server automatically     This function is used by ITSP  End user should NO
5.    XML Application    Offhook Auto Dial    Syslog Server    Grandstream Networks  Inc     andstream    Innovative IP Voice  amp  Video    Enter the connection request port    Selects the file download mode for the download server  Users can choose from  TFTP HTTP No    The URL IP address of the phonebook download server    The interval at which the phonebook will be downloaded from the download server   in Minutes   The default setting is 0     If set to    Yes     the phone will remove the manually edited entries in the old  phonebook list before downloading the new file  The default setting is set to    Yes        IP address or domain name of LDAP script server     Enable XML Idle Screen download via TFTP or HTTP  Select whether to    Use  Custom Filename    or not  and define the    XML server path        The phone will download the idle screen xml file if set to    Yes     The default setting  is    No        The phone will use custom filename specified in XML server path if set to    Yes      The default setting is    No        Specify the idle screen XML server path   Server path  enter server path for XML application   Softkey Label  define the softkey label for the XML application     To configure a User ID extension to dial automatically when the phone is taken  offhook     The IP address or URL of System log server  This feature is especially useful for  ITSPs     GXP21xx User Manual Page 29 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoip
6.    ndstrearn    Innovative IP Voice  amp  Video    Grandstream Networks  Inc   GXP21xx SIP Enterprise Phones       Grandstream Networks  Inc  GXP21xx User Manual Page 1 of 1  Firmware version  1 0 1 66 Last Updated  05 2011    TABLE OF CONTENTS  GXP21XX USER MANUAL    WELCOME  oara E S E 3  INSTALLATION oe N EEES 4  FOUPMENT PACKAGING oeer a ARR IAA EE EA ice 4  CONNECTING Y OUR PHONE rllanna aiar 4  GAPI OZI IO EXTENSION UNI alla 4  SAT EC ONTA E leali 6  VERA 6  PRODUCT OVERVIEW  Biala aliena 7  USING THE GXP21XX SIP ENTERPRISE PHONE  20                    cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccece 11  GETTING FAMILIAR WITH THE LCD            eee ce eececceccecceccecccceccccecescescuscecescscescecescescscssceceecescescesescascescssetcesceecess 11  MAKING  PHONE CALLS csissasanevasnasnd cnecsaseusxonnt enavleusieunidveand expulenaeusotan aa 13  ANSWERING PHONE CALLE Soriano N AE 16  PHONE FUNCTIONS DURING A PHONE CALL    0         ccceccsccecceccecccceccecceccecescsccsccecescsscsececscscecescescscsseecescsscesescescesceses 17  TG FB URES li I 19  CUSTOMIZED LCD SCREEN A XML cicci rie IL TITTI ENI 19  CONFIGURATION GUIDE         esessssessssssessssssessssssesssscssssosessssossssssessssssessssosessssossssssessssossssssossssssessssosessssosessssessssssess 20  CONFIGURATION VIA RED OERE TEE 20  CONFIGURATION VIA WEB DROWSER eeina naeio A E ea 23  SAGIECONRGERIONAGeaca aa 38  REROOTING THE PHONE FR TEI Vora ivan 38  SOFTWARE UPGRADE  amp  CUSTOMIZATION 2
7.   Czech  Dutch  Estonian  French  German   Italian  Polish  Portuguese  Slovak  Slovenian and Spanish     How to set up Download Language   This is similar to updating firmware in your local network environment     1  Get the language file gxp txt ready  Make sure the file is using UTF 8 encoding   2  Copy gxp txt to the firmware server directory using your local TFTP or HTTP  server    3  Access the advanced settings of the Web GUI  set    Display Language    to     Download Language    and enter the server path in Firmware Server Path  Select  TFTP or HTTP for firmware upgrade    4  Update and reboot the phone     GXP21xx has up to six line appearances  each with an independent SIP account  Each SIP account requires  its own configuration page  Their configurations are identical     Table 16  SIP Account Settings    Account Active  Account Name   SIP Server  Secondary SIP Server    Outbound Proxy    SIP User ID    Grandstream Networks  Inc     This field indicates whether the account is active  The default value is    Yes       The name associated with each account   displayed on LCD    SIP Server   s IP address or Domain name provided by VoIP service provider    This field allows administrator to configure a backup SIP Server    IP address or Domain name of Outbound Proxy  Media Gateway  or Session Border  Controller  Used for firewall or NAT penetration in different network environment  If  the system detects symmetric NAT  STUN will not work  ONLY outbound proxy can    p
8.   gt  Clear All  Missed Calls  Transferred Calls  Forwarded Calls  New Entry  Phone Book  Name   New Entry  gt  Number   Download Phonebook XML Acct   Back Confirm Add   Cancel and Return           LDAP Directory                   View Directory    Search Configuration                                                                                        Download Directory Select Filter  Search Configuration  gt  Filter Value  Back Back  Instant Message  Do Not Disturb  Clear All  Back Enable DND  Disable DND  Back  Preference  Ring T  Do Not Disturb gt Ald  Ring Tone m Default Ring  LCD Contrast Ring1  LCD Brightness Ring2  Download SCR XML Ring 3  Erase Custom SCR Back  Display Language  Back LCD Brightness  Active  Idle  Config Back  SIP  Upgrade  Factory Reset  Layer 2 QoS  Back          Factory Function    Display Language       English  Chinese          Audio Loopback  Diagnostic Mode  Back    French   Spanish   German   Italian   Secondary Language          Network    Language File Postfix  Back             IP Setting  PPPoE Settings  IP   Netmask  Gateway   DNS Server 1  DNS Server 2  Back          Diagnostic Mode       Keypad LED Diagnostic       Andstream    Innovative IP Voice  amp  Video    SIP       Account   SIP Proxy  Outbound  Proxy   SIP User ID  SIP Auth ID  SIP Password  SIP Transport  Audio   Save             Upgrade       Firmware  Server   Config Server  Upgrade Via             Layer 2 QoS                Grandstream Networks  Inc  GXP21xx User Manual    
9.   sales internetvoipphone co uk   0800 088 4846    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    Ring Timeout    Send Anonymous    Anonymous Call  Rejection    Auto Answer    Allow Auto Answer by  Call Info    CE isten    Innovative IF Voice  amp  Video    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     Defines the minimum session expiration  in seconds   Default is 90 seconds     If set to    Yes     the phone will use session timer when it makes outbound calls if  remote party supports session timer     If selecting    Yes     the phone will use session timer when it receives inbound calls  with session timer request     If set to    Yes     the phone will use session timer even if the remote party does not  support this feature  If set to    No     the session timer is enabled only when the  remote party supports this feature  To turn off Session Timer  select    No    for Caller  Request Timer  Callee Request Timer  and For
10.  can be customized via xml screen  customization     Displays the status of the phone and network  It will indicate whether the network  is down  starting or running  IP address         MISSED CALLS    is shown here too     Shows the status of the phone  using icons as shown in the next table     Displays the name of the account that is in use  Select another account by  pressing the LINE key on the left side     The softkeys are context sensitive and will change depending on the status of the  phone  Typical functions assigned to softkeys are   e FORWARD ALL Unconditionally forwards the phone line to another  phone  e MISSED CALL This option shows up there were unanswered calls to  this phone  The Missed Calls option shows a list of the    missed calls  e NEXTSCR Press this button to toggle between idle screen  weather  and IP Address   e REDIAL Redials the last number  e END CALL Hangs up phone  GXP21xx User Manual Page 11 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Grtn    Innovative IP Voice  amp  Video    Call Parking  FOR GXP2120 GXP2110 ONLY  Refer to the GXE5024 5028  Online User Manual for more information     e CallPark When a GXP2120 dials out  the Call Park softkey  will display on screen  To park the call  press the     Call Park    button     e PickUp When another GXP2120 goes off hook the Call  Pickup softkey will display on screen  To pickup  the parked call  press th
11.  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     71 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 Call Forward  Dial     93    for a dial tone  then hang up     CUSTOMIZED LCD SCREEN  amp  XML    Grandstream GXP21xx Enterprise IP phone support both simple and advanced XML applications  1  XML Custom  Screen  2  XML Downloadable Phonebook and 3  Advanced XML Survey Application  For more information on  how to create a downloadable XML phonebook  creating a custom idle screen and or reprogramming the soft keys  on GXP21xx  please visit our website at  http    www grandstream com support    Grandstream Networks  Inc  GXP21xx User Manual Pa
12.  generation   ANG  automatic gain control      Acoustic Echo Cancellation  AEC  with Acoustic Gain Control  AGC  for   i speakerphone mode  Support side tone    Grandstream Networks  Inc  GXP21xx User Manual Page 9 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Telephony Features    ee eo      Network and    Provisioning i       i  I     I  I  I  I     sleale L    Firmware Upgrades      Advanced Server       Features l    Security    Grandstream Networks  Inc     andstream    Innovative IP Voice  amp  Video    Adaptive jitter buffer control  patent pending  and packet delay  amp  loss  concealment   HD audio handset with HD wideband audio codecs for excellent double talk  performance     Intuitive graphic user interface  GUI   downloadable phone book  XML  LDAP    support for anonymous call using privacy header  MLS  multi language  support    Voice mail indicator  downloadable custom ring tones  call hold  call transfer   attended blind   call forward  call waiting  caller ID  mute  redial  call log  caller  ID display or block  Do Not Disturb  DND  and volume control   Multi party conferencing  up to 5   dial plan prefix  dial plan support  off hook  auto dial  auto answer  early dial and speed dial    Via keypad LCD  Web browser  or secure  AES encrypted  central  configuration file  manual or dynamic host configuration protocol  DHCP        network setup    Support NAT traversal usi
13.  phones are on a same LAN VPN using private or public IP addresses  or  e Both phones can be connected through a router using public or private IP addresses  with necessary  port forwarding or DMZ   To make a direct IP call  please follow these steps   1  Press MENU button to bring up MAIN MENU  2  Select    Direct IP Call    using the arrow keys  3  Press OK to select  4  Input the 12 digit target IP address   Please see example below     Grandstream Networks  Inc  GXP21xx User Manual Page 15 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    5  Press OK key to initiate call    To make a quick IP call  please see next section     For example  lf the target IP address is 192 168 1 60 and the port is 5062  e g  192 168 1 60 5062   input  the following  192 168 1 60 5062   The         key represent the dot        The         key represent colon          Press  OK to dial out     Quick IP Call Mode    The GXP21xx also supports Quick IP call mode  This enables the phone to make direct IP calls  using only  the last few digits  last octet  of the target phone   s IP number  This is possible only if both phones are in  under the same LAN VPN  This simulates a PBX function using the CMSA CD without a SIP server   Controlled static IP usage is recommended     Setting up the phone to make Quick IP calls    To enable Quick IP calls  the phone has to be 
14.  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     This field contains the number of voice frames to be transmitted in a single Ethernet  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        If the configured voice frames per TX exceeds the maximum allowed value  the IP  phone 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     Please be careful when editing these parameters  Adjusting these pa
15.  the Flash memory   The GXP21xx acquires its  IP address from the first DHCP server it discovers on its LAN  The DHCP  option is reserved for NAT router mode  To use the PPPOE feature  set the  PPPoE account settings  The GXP21xx establishes a PPPoE session if any  of the PPPoE fields is set    2  PPPoE mode  configure all of the following fields  PPPoE account ID   PPPoE password and PPPoE service name    3  Static IP mode  configure all of the following fields  IP address  Subnet  Mask  Default Router IP address  DNS Server 1  primary   DNS Server 2   secondary   These fields are set to zero by default     GXP21xx User Manual Page 24 of 41    Grandstream Networks  Inc     Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    802 1x Mode    Line Keys x    Multi Purpose Key X    Time Zone    Self Defined Time  Zone    Grandstream Networks  Inc     andstream    Innovative IF Voice  amp  Video    This option allows the user to enable disable 802 1x mode on the phone  The default  value is disabled  To enable 802 1x mode  this field should be set to EAP MD5   Once enabled  the user would be required to enter the following information below to  be authenticated on the network     e Identity  e MD5 Password    This allows the user to configure the account mapped to each line key  as well as  enabling SCA  Shared Call Appearance  for the line   Options available for Key Mode are      1  Line  2  Shared Lin
16. Example of a simple dial plan used in a Home Office in the US       1900x     lt  1617 gt  2 9 xxxxxx   1 2 9 xx 2 9 xxxxxx   011 2 9 x     3469 11    Explanation of example rule  reading from left to right     e  1900x    prevents dialing any number started with 1900   e  lt  1617 gt  2 9 xxxxxx   allows dialing to local area code  617  numbers by dialing  7 numbers and 1617 area code will be added automatically   e 1 2 9 xx 2 9 xxxxxx    allows dialing to any US Canada Number with 11 digits  length   e 011 2 9 x    allows international calls starting with 011   e  3469 11   allow dialing special and emergency numbers 311  411  611 and 911  Note  In some cases where the user wishes to dial strings such as  123 to activate  voice mail or other applications provided by their service provider  the   should be  predefined inside the dial plan feature  An example dial plan will be     x    which  allows the user to dial   followed by any length of numbers     Time waited before the call is forward to a number or VM   Default is 20 seconds     Default is    Yes     If set to    No     Call transfer  Call Forwarding  amp  Do Not Disturb are  supported locally provided ITSP support those features  In addition     ForwardAll     softkey will be hidden if call feature code is disabled for Account 1     User can choose to disable Call Log and what kind of calls to log     GXP21xx User Manual Page 35 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk 
17. Firmware version  1 0 1 66    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846       802 1Q VLAN Tag  Priority value  Reset Vlan Config  Back       Page 22 of 41  Last Updated  05 2011       Andstream    Innovative IP Voice  amp  Video    CONFIGURATION VIA WEB BROWSER    The GXP21xx embedded Web server responds to HTTP HTTPS GET POST requests  Embedded HTML  pages allow a user to configure the IP phone through a Web browser such as Microsoft s IE or Mozilla  Firefox  Google Chrome     Access the Web Configuration Menu    To access the phone   s Web Configuration Menu  e Connect the computer to the same network as the phone     e Make sure the phone is turned on and shows its IP address  e Start a Web browser on your computer  e Enter the phone   s IP address in the address bar of the browser     e Enter the administrator   s password to access the Web Configuration Menu             The Web enabled computer has to be connected to the same sub network as the phone  This can easily  be done by connecting the computer to the same hub or switch as the phone is connected to  In absence  of a hub switch  or free ports on the hub switch   please connect the computer directly to the phone using  the PC port on the phone     NM    If the phone is properly connected to a working Internet connection  the phone will display its IP address   This address has the format  xxx xxx xxx xxx  where xxx stands for a number from 0 255  You will need  this number to acces
18. Full Half Duplex Ethernet Switch with LAN and PC port with auto   Ethernet ports  i detection OO y  O  aaaaaaa L   Graphic LCD 320x160 pixel   240x120 pixel   180x90 pixel  Oli ei ee   Expansion Yes   No   Module Support i    Call Appearance l 13 Dual color  green red  102 Dual color  green red     _  11 Dual color  green red   LED   i        Power over e Buitcin auto sensing  Cisco and IEEE 802 3a   standard TT  Ethernet     Universal   Input  100 240VAC_ 50  60   Input  100 240VAC 50 60   Input  100 240VAC 50 60  Switching _______ ee ee i He orli ere ee ees  Power Adaptor   Output   5VDC  800mA    Output   5VDC  800mA    Output   5VDC  800mA   eee   UL certified      UL certified   UL certified  Dimension   251mm W  x 202mm L  x   252mm  W  x 210mm  L  x   222mm  W  x 210mm  L   ee a eee        LR   nn  Weight aosa i 1 66KG  3 64lbs  _   i 1 78KG  3 92lbs  PO   1 69KG  3 59lbs  ________   Temperature   32  104 F  0  40C  Grandstream Networks  Inc  GXP21xx User Manual Page 8 of 41    Firmware version  1 0 1 66 Last Updated  05 2011    www lnternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    Humidity _______ 1096   90   non condensing   Compliance i FCC   CE   C Tick  Table 7  GXP21xx Technical Specifications  Lines   Multiple direct lines with independent SIP accounts  programmable speed dial    keys   CA ee eae     XML programmable soft keys nn  Protocol Support   Support SIP 2 0  TCP UDP IP  PPPoE  RTP R
19. HCP Option 42 from the  server automatically     This defines the SSL certificate needed to access certain websites   This defines the SSL Private key     This defines the SSL private key password     Caller ID must be configured  Select a Distinctive Ring Tone 1 through 3 for a  particular Caller ID  The GXP21xx will ONLY use selected ring tones for particular  Caller IDs  For all other calls  the GXP21xx will use System Ring Tone  When  selected and no Caller ID is configured  the selected ring tone will be used for all  incoming calls     System ring tone  Default is North American standard   Adjust system ring tone frequencies and cadences based on local telecom  standard     GXP21xx User Manual Page 30 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Call Progress Tones    Intercom User ID    Disable Call Waiting    Disable Call  Waiting Tone    Disable Direct IP Calls  Use Quick IP Call Mode    Disable Conference    Enable MPK Sending  DTMF    Disable DND Button  Disable Transfer  Auto Attended Transfer    Configuration via  Keypad Menu    Grandstream Networks  Inc     andstream    Innovative IF Voice  amp  Video    Using these settings  users can configure ring or tone frequencies based on  parameters from local telecom  By default  they are set to North American standard   Frequencies should be configured with known values to avoid uncomfortable high  pitch sounds     Syntax  f1 v
20. LED will light up in green  User can  switch lines before dialing any number by pressing the same LINE button one or more times  If you continue  to press a LINE button  the selected account will circulate among the registered accounts     For example  when LINE1 is pressed  the LCD displays    VoIP 1     If LINE1 is pressed twice  the LCD  displays    VoIP 2    and the subsequent call will be made through SIP account 2     Incoming calls to a specific account will attempt to use its corresponding LINE if it is not in use  When the     virtually    mapped line is in use  the GXP will flash the next available LINE  from left to right or from top to  bottom for Multi Purpose Keys  in red  A line is ACTIVE when it is in use and the corresponding LED is red     Completing Calls    There are five ways to complete a call     1  DIAL  To make a phone call    e Take Handset SPEAKER Headset off hook  or press an available LINE key  activates speakerphone   or press the NEW CALL soft key    e The line will have a dial tone and the primary line  LINE1  LED is red   If you wish  select another LINE key  alternative SIP account     e Enter the phone number   e Press the SEND key  or press the    DIAL    soft key     2  REDIAL  To redial the last dialed phone number   When redialing the phone will use the same SIP account as was used for the last call  Thus  when    the third SIP account was made for the last call call attempt  the phone will use the third account to  redial     e Press SE
21. ND key directly to redial or  e Take Handset SPEAKER Headset off hook or   press an available LINE key  activates speakerphone   the corresponding LED will be red   e Press the SEND button   or press the REDIAL soft key     3  USING CALL HISTORY  To call a phone number in Call History  When using the call history  the phone will use the same SIP account as was used for the last  call call attempt  Thus  when returning a call made to the third SIP account  the phone will use the  third SIP account return the call     e Press the MENU button to bring up the Main Menu     e Select Call History and then    Answered Calls       Dialed Calls        Missed Calls       Transferred  Calls    or    Forwarded Calls    depending on your needs    e Select phone number using the arrow keys  e Press OK to select  e Press OK again to dial     Grandstream Networks  Inc  GXP21xx User Manual Page 14 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    4  USING THE PHONEBOOK  To call a phone number from Phonebook  Each entry in the phonebook can be attached to an individual SIP account  The phone will use that  SIP account to make the phone call     e Goto the phonebook by   i  Pressing the phonebook button  bottom  left hand side of phone   or  ll  Pressing the DOWN arrow key  or  iii  Pressing the menu button and selecting    Phone book     iv  Pressing MENU  e S
22. P INFO   Sends DTMF using RFC2833  The default is 101     Default is    No     Use only if proxy supports 484 responses     Sets the prefix added to each dialed number     GXP21xx User Manual Page 34 of 41    Grandstream Networks  Inc     Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Dial Plan    Delayed Call Forward  Wait Time    Enable Call Features    Call Log    Grandstream Networks  Inc     andstream    Innovative IP Voice  amp  Video    Dial Plan Rules   1  Accepted Digits  1 2 3 4 5 6 7 8 9 0         A a B b C c D d  2  Grammar  x   any digit from 0 9    a  xx    at least 2 digit numbers    b  xx    only 2 digit numbers   c     exclude   d   3 5    any digit of 3  4  or 5   e   147    any digit of 1  4  or 7   f   lt 2 011 gt    replace digit 2 with 011 when dialing  g     the OR operand    e Example 1    369 11   1617xxxxxxx    Allow 311  611  and 911 or any 10 digit numbers with leading digits 1617   e Example 2    1900x     lt  1617 gt XXXXXXX    Block any number of leading digits 1900 or add prefix 1617 for any dialed 7 digit  numbers   e Example 3   1xxx 2 9 xxxxxx    lt 2 011 gt x     Allows any number with leading digit 1 followed by a 3 digit number  followed by any  number between 2 and 9  followed by any 7 digit number OR Allows any length of  numbers with leading digit 2  replacing the 2 with 011 when dialed     3  Default  Outgoing      x    Allow any length of numbers     
23. Phone co uk   sales internetvoipphone co uk   0800 088 4846    Syslog Level    Send SIP Log   NTP server   Allow DHCP Option 42  to override NTP server  SSL Certificate    SSL Private Key    SSL Private Key  Password    Distinctive Ring Tone    System Ring Tone    Grandstream Networks  Inc     andstream    Innovative IP Voice  amp  Video    Select the ATA 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     e product model version on boot up  INFO level    e NAT related info  INFO level    e sent or received SIP message  DEBUG level    e SIP message summary  INFO level    e inbound and outbound calls  INFO level    e registration status change  INFO level    e negotiated codec  INFO level    e Ethernet link up  INFO level    e SLIC chip exception  WARNING and ERROR levels   e memory exception  ERROR level     The Syslog uses USER facility  In addition to standard Syslog payload  it contains  the following components  GS LOG   device MAC address j error code  error  message    For example  May 19 02 40 38 192 168 1 14 GS_LOG   00 0b 82 00 a1  be  000    Ethernet link is up     When setting the    Yes     phone will send out SIP Log to syslog server  Default  setting is    No        This parameter defines the URI or IP address of the NTP  Network Time Protocol   serve  It is used to display the current date time     Default is    Yes     This allows device gets provisioned for D
24. SUBSCRIBE for MWI    PUBLISH for Presence  Proxy Require    Voice Mail UserlD    Send DTMF    DTMF Payload Type    Early Dial    Dial Plan Prefix    andstream    Innovative IP Voice  amp  Video    This parameter activates the NAT traversal mechanism  It has options  No  STUN   Keep Alive  UPnP  Auto  VPN    If selecting STUN and a STUN server is also specified  the phone performs  according to the STUN client specification  Using this mode  the embedded STUN  client detects if and what type of NAT Firewall configuration is used  If the detected  NAT is a Full Cone  Restricted Cone  or a Port Restricted Cone  the phone will use  its mapped public IP address and port in all of its SIP and SDP messages    If selecting Keep Alive with no specified STUN server  the GXP21xx 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     Default is    No     When set to    Yes    a SUBSCRIBE for Message Waiting Indication  will be sent periodically     Enable Presence feature   SIP Extension to notify SIP server that the unit is behind the NAT Firewall     When configured  user can access messages by pressing    MSG    button  This ID is  usually the VM portal access number     This parameter specifies the mechanism to transmit DTMF digit  There are 3  supported modes  in audio which means DTMF is combined in audio signal  not  very reliable with low bit rate codec   via RTP  RFC2833   or via SI
25. T touch these parameters   Default is    No     Choose    Yes    to enable automatic HTTP upgrade and provisioning   In    Check for upgrade every    field  enter the number of minutes to check the HTTP  server for firmware upgrade or configuration changes  When set to    No     the phone  will only perform HTTP upgrade and configuration check once at boot up     Default is    No     If set to    Yes     configuration file would be authenticated before  acceptance  End user should use default setting     Default is    No       URL for TR 069 Auto Configuration Servers  ACS     Enter username for TR 069    Enter password for TR 069    Save TR 069 credentials  Default is    No       Auto Login TR 069 account  Default is    No       Enable periodic inform  Default is    No       When enabling periodic inform  set up the periodic inform interval     Enter the connection request username     Enter the connection request password     Select the authentication method among    No authentication        Basic    or Digest     GXP21xx User Manual  Firmware version  1 0 1 66    Page 28 of 41  Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Connection Request  Port    Phonebook XML  Download    Phonebook XML Server  Path    Phonebook Download  Interval    Remove Manually edited  entries on Downloads    LDAP Directory    Idle Screen XML  Download    Download Screen XML  At Boot up    Use custom filename   Idle Screen XML Server  Path 
26. TCP  SRTP by SDES  HTTP       ARP RARP  ICMP  DNS  DHCP  NTP  TFTP  SIMPLE PRESENCE protocols     TR 069  802 1x      Support multiple SIP accounts and up to 11 media channels concurrently      Support SIP PUBLISH method  RFC 3903   SIP Presence package  RFC  i 3856  3863  for use of MFKs  SIP Dialog package  RFC 4235     Support for SIP MESSAGE method  RFC 3428     Display   Backlit graphic LCD display  up to 8 level grayscale    Feature Keys Feature keys on different models     HOLD i E es l y es   Yes     SPEAKERPHONE Yes   Yes   Yes       SEND ooo Yes   Yes   Yes     TRANSFER   Yes Yes Yes  SI CONF ooo Yes l Yes   Yes     MUTE ooo Yes Yes Yes   IDND o Yes Yes No     HEADSET   Yes   Yes   Yes  INTERCOM   Yes l Yes l Yes      PHONEBOOK   Yes Yes l  Yes     MSG   Yes Yes   Yes   MENU o ooo Yes     Yes   Yes    NAVIGATION  4    Yes   Yes  Yes      NAT friendly remote software upgrade  via TFTP HTTP  for deployed devices   including behind firewall NAT   Auto manual provisioning system  Web GUI Interface   E Soe eee    Expansion interface  Address Book aoaaa  Audio Features i Full duplex hands free speakerphone  headset enabled     Advanced Digital Signal Processing  DSP    i Dynamic negotiation of codec and voice payload length     Support for G 723 1  5 3 6 3K   G 729A B  G 711 a u law  G 726 32  G 722      wide band   and iLBC codecs   i In band and out of band DTMF  in audio  RFC2833  SIP INFO      Silence Suppression  VAD  voice activity detection   CNG  comfort noise    
27. Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    ndstream    Innovative IP Voice  amp  Video    FIGURE 1  CONNECTING THE GXP2120 2110 AND THE GXP EXTENSION    GXP2120 with GXP Extension GXP Extension       Connecting the GXP2120 2110 Reverse side of connection with  to GXP Extension connection plate       Reverse side of connection w connection GXP2120 2110 has a special port on  plate the back     Connect the first GXP EXT to the GXP2120 2110 using the connection cable found in the GXP Extension  package  The first GXP EXT draws power directly from the phone  Connect the second GXP Extension unit  using the connection plate and the connection cable  The GXP2120 2110 will automatically reboot and  power up the GXP Extensions  Grandstream recommends  though not required  to use a separate power  supply with the second GXP EXT     NOTE  Should your system lose power  please unplug your devices and power up the GXP2120 2110 first     Powering up the system     The GXP2120 2110 will boot up first    The GXP2120 2110 LEDs will be solid red    The status light in the top right corner of the GXP Ext will blink in red    All of the LED indicators on the GXP Ext will flash three times    The status light at the top right corner of the GXP Ext will turn to solid green     Cha TOT    Extension for GXP2120 2110 is the same for GXP2020 2010 models  However  GXP2120 2110  uses a different shaped connector for the special port  as shown abov
28. ade method     Upgrade Server    needs to be set to  a valid URL of a HTTP server  Server name can be in either FQDN or IP address format  Here are examples  of some valid URLs     e   firmware mycompany com 6688 Grandstream 1 2 3 5  e 72 172 83 110    There are two ways to set up the Upgrade Server to upgrade firmware  via Key Pad Menu or Web  Configuration Interface     Key Pad Menu    To configure the Upgrade Server via Key Pad Menu options  select    Config    from the Main Menu  then select     Upgrade     Under this sub Menu  user can edit Upgrade Server in either an IP address format or FQDN  format  Choose    Save and use TFTP    or    Save and use HTTP    to select upgrade method  Select    Reboot     from the Main Menu to reboot the phone     Web Configuration Interface    To configure the Upgrade Server via the Web configuration interface  open the web browser  Enter the  GXP21xx IP address  Enter the admin password to access the web configuration interface  In the  ADVANCED SETTINGS page  enter the Upgrade Server   s IP address or FQDN in the    Firmware Server  Path    field  Select TFTP or HTTP upgrade method  Update the change by clicking the    Update    button      Reboot    or power cycle the phone to update the new firmware     During this stage  the LCD will display the firmware file downloading process  Please do NOT disrupt or  power down the unit  If a firmware upgrade fails for any reason  e g   TFTP HT TP server is not responding   there are no code i
29. al f2 val  c on1 off1  on2 off2  on3 off3        Frequencies are in Hz and cadence on and off are in 10ms    ON is the period of ringing     On time    in    ms     while OFF is the period of silence  In  order to set a continuous ring  OFF should be zero  Otherwise it will ring ON ms  and a pause of OFF ms and then repeat the pattern  Up to three cadences are  supported     Configure intercom user ID when intercom is used     Default is    No     If set to    Yes     the call waiting feature will be disabled     Default is    No     If set to    Yes     the call waiting tone will be disabled     Default is    No     If set to    Yes     direct IP calls will be disabled     Dial an IP address under the same LAN VPN segment by entering the last octet in  the IP address     In the Advanced Settings page there is an option    Use Quick IP call mode     Default  setting is    No     When 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   See Quick IP Call  Mode for details     Default is    No     If set to    Yes     conference will be disabled     Default is No  If set to    Yes     Muti Purpose keys can be sent as DTMF     Default is    No     If set to    Yes     the    DND    button on keypad will be disabled   Default is    No     If set to    Yes     transfer w
30. anced 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     Table 15  Device Configuration     Settings  Advanced Settings    Admin  Password    Layer 3 QoS    Layer 2 QoS    Local RTP port    Use Random Port    Keep alive interval    Use NAT IP  STUN Server    Firmware Upgrade and  Provisioning    XML Config File  Password    HTTP HTTPS User Name    HTTP HTTPS Password    Grandstream Networks  Inc     Administrator password  Only the administrator can access the    Advanced Settings     and    Account Settings    page  Password field is purposely blank for security reasons  after clicking update and saved  The maximum password length is 25 characters     This field defines the layer 3 QoS parameter  It is the value used for IP Precedence  or Diff Serv or MPLS  Default value is 12     This contains the value used for layer 2 802 1Q VLAN tag and 802 1  priority value   Default setting is 0     This parameter defines the local RTP RTCP port pair used to 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 RTP and port_value 3 for its RTCP  Local RTP port ranges from 1024 to 65400  and must be even  The default value is 5004     This parameter  when set to    Yes     will force random gener
31. atforms     The GXP21xx supports a broad range of codecs  security protection  PoE  dual 10 100mbps Ethernet  ports  along with customizable XML provisioning and application features  Users can expect superior  audio quality using the new high definition handset  hands free speakerphone  or headset  Also  it can  support up to 5 way conferencing  multi languages  dual color LEDs  presence and Busy Lamp Field   BLF   It presents a large easy to read backlit graphical display along with multiple XML keys to further  enhance the user experience  The GXP2120 2110 is also expandable with one to two expansion modules     The GXP21xx is a perfect choice for enterprise users looking for a high quality  feature rich multi line IP  phone with the best values     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     Warning  Please do not use a different power adaptor with the GXP21xx as it may cause damage to the  products and void the manufacturer warranty     e This document is subject to change without notice  The latest electronic version of this user manual is  available for download from  http   www grandstream com support    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 n
32. ation of both the local  SIP and RTP ports  This is usually necessary when multiple GXPs are behind the  same NAT  Default is    No        This parameter specifies how often the GXP21xx 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  STUN resolution result will display  in the STATUS page of the Web UI     Allows the user to select the following options for firmware upgrade   e Always Check for New Firmware  e Check New Firmware only when F W pre suffix changes  e Always Skip the Firmware Check     Firmware upgrade may take up to 10 minutes depending on network environment   Do not interrupt the firmware upgrading process     Note  Grandstream strongly recommends that the user upgrade firmware  locally in a LAN environment if using TFTP to upgrade  Please DO NOT  interrupt the upgrade process  especially the power supply  as this will  damage the device     The password used for encrypting the XML configuration file using OpenSSL  This  is required for the phone to decrypt the encrypted XML configuration file     The user name for the HTTP HTTPS server     The password for the HTTP HTTPS server     GXP21xx User Manual  Firmware version  1 0 1 66    Page 27 of 41  Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Upgrade Via    Firmware Server Path 
33. ce 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 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     PRACK  Provisional Acknowledgment  method enables reliability to SIP provisional  responses  1xx series   This is required to support PSTN inter networking     There are 4 uniquely defined ring tones   e One  1  System Ring Tone  when selected  all calls will ring with system  ring tone   e Three  3  Customer Ring Tones  when selected  incoming calls from  designated account will play selected ring tone     Defines how long the phone will ring when receiving a call  Default is 60 seconds    If 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    Default is    No     If set to    Yes     anonymous call will be rejected    Default is    No     If set to    Yes     GXP21xx will automatically switch on speaker to  answer the incoming call  Set to Intercom Paging mode  it will answer the call based  on the SIP info header from the server     If the Call Info header contains answer after 0  the call be answered automatically   so called paging mode      GXP21xx User Manual    Grandstr
34. cted  the phone will send DNS  query to the Primary IP  Insert IP address here     Insert the first back up IP here   Insert the second back up IP here     This parameter controls sending REGISTER messages to the proxy server  The  default setting is    Yes        Default is    No     If set to    Yes     the SIP user s registration information will be cleared  on reboot     This parameter allows user to specify the time frequency  in minutes  that GXP21xx  refreshes its registration with the specified registrar  The default interval is 60  minutes  The maximum interval is 65 535 minutes  about 45 days     This parameter defines the local SIP port used to 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     Retry registration if the process failed  Default is 20 seconds     RFC 3261 SIP T1 timer  Default is 0 5 second   RFC 3261 SIP T2 timer  Default is 4 seconds   Choose SIP Transport between UDP and TCP  Default is UDP     Enable to check the domain certificate  Default is    No      The SIP Extension notifies the SIP server that it is behind a NAT firewall   This configuration selects whether or not the incoming messages should be    validated     Selects whether or not SIP Instance ID is supported     GXP21xx User Manual Page 33 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    NAT Traversal    
35. de  i e   BLF1006 myserver com    On the GXP21xx  under Account page  fill in the   eventlist BLF  field with the URI  without the domain   i e   BLF 1006   Under Basic Settings  please select  eventlist  BLF  in the Multi Purpose Key then choose account number  enter username and  user id     Default is Standard  Choose the selection to meet special requirements from Soft  Switch vendors     SAVING THE CONFIGURATION CHANGES    After the user makes a change to the configuration  press the    Update    button in the Configuration Menu   The web browser will then display a message window to confirm saved changes     We recommend rebooting or powering cycle the IP phone after saving changes     REBOOTING THE PHONE REMOTELY    Press the    Reboot    button at the bottom of the configuration menu to reboot the phone remotely  The web  browser will then display a message window to confirm that reboot is underway  Wait 30 seconds to log in    again     Grandstream Networks  Inc     GXP21xx User Manual Page 38 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    Software Upgrade  amp  Customization    Software  or firmware  upgrades are completed via either TFTP or HTTP  The corresponding configuration  settings are in the ADVANCED SETTINGS configuration page     FIRMWARE UPGRADE THROUGH TFTP HTTP    To upgrade via TFTP or HTTP  select TFTP or HTTP upgr
36. dial the number and press the    SEND    button to  complete transfer of active call     Attended Transfer  Press    LINEx    button to make a call and automatically place the ACTIVE LINE  on HOLD  Once the call is established  press    TRANSFER    key then the LINE button of the waiting  line to transfer the call  Hang up the phone call after    Transfer Successful    is displayed in the screen     Auto Attended Transfer  Users could enable Auto Attended Transfer under Web GUI  gt Advanced  Setting Page  During the first call  press    TRANSFER    hard button and it will bring up another line   The first call will be on hold  Enter the number and press SEND key to establish the second call  If  pressing soft key    transfer    after entering the number  it will do blind transfer instead   After the  second call is established  press    TRANSFER    hard button again  Now the phone will hang up and  the call will be transferred     NOTE  To transfer calls across SIP domains  SIP service providers must support transfer across SIP  domains  Blind transfer will usually use the primary account SIP profile     5 Way Conferencing    GXP21xx can host conference calls and supports up to 5 way conference calling  Excludes GXP2100 which  supports up to 4 way      1     Initiate a Conference Call       Establish a connection with two or more parties      Press CONF button    Choose the desired line to join the conference by pressing the corresponding LINE button      Repeat previous two 
37. e    Call Pickup    button   SPECIAL SOFTKEYS  Only  When Integrated with    Il   FOR GXP2120 2110 ONLY  Refer to the GXE5024 5028 Onlin  GXE5024 5028  Call Queue  ORG 0 eter to tne nline    User Manual for more information     e Signin Press this button to sign in to the call queue  Agent will  be prompted in the LCD display to select the call queue  to join  Press    menu    button on keypad to select    ok      Once the agent completely signs in  the agent will be  brought back to the main screen     e SignOut Press this button to sign out of the call queue  Press     menu    button on keypad to select    ok     This will be  displayed once the agent is signed in to the call queue     Table 9  LCD Icons      Icon LCD Icon Definitions         DND Icon  ON when the    Do Not Disturb    is activated   a Calls Forwarded Icon  INDICATES calls are forwarded   di Voice Mail   Message Waiting Indicator  ON when there is new voice mail    message   rd Network Status  Network is down   a Missed Call Icon  Indicates missed call s     Save Call Record  Indicates phone system writing the call records into the  flash  It might take 10 to 20 seconds to finish the process     i    Table 10  GXP21xx Keypad Buttons    Key Button Key Button Definitions       LINE KEYS 2 Line keys with LED  can be configured to different SIP profiles  HOLD Place ACTIVE call on hold  SEND Press to dial out the number or redial when the phone is idle  TRANSFER Transfer an ACTIVE call to another number  CONF Pre
38. e    These options are used to assign a function to the corresponding multi purpose key   Options available are     1  Speed Dial    2  BLF  Busy Lamp Field   This option has to be supported on the PBX and it  indicates the status of the extension  The three possible states are idle   green   busy  red   ringing  blinking red     3  Presence Watcher  This option has to be supported by a presence server  and it is tied to the    Do not disturb    status of the phone    4  Eventlist BLF  This option is similar to the BLF option but in this case the PBX  collects the information from the phones and sends it out in one single notify  message  PBX has to support this feature     Each function is connected to one of the accounts and has a target username and  user ID     This parameter controls the date time display according to the specified time zone   If    Allow DHCP Option 2 to override Time Zone setting    is checked  the time zone will  be overridden by the DHCP server     This parameter allows the users to define their own time zone    The syntax is  std offset dst  offset   start   time   end   time    Default is set to  MTZ 6MDT 5 M3 2 0 M11 1 0   MTZ 6MDT 5    This indicates a time zone with 6 hours offset with 1 hour ahead which is U S central  time  If it is positive     if the local time zone is west of the Prime Meridian  A K A   International or Greenwich Meridian  and negative     if it is east    M3 2 0 M11 1 0   The 1st number indicates Month  1 2 3    12  for Ja
39. e   Extension cables will be  included with the extension board   2  Extension for GXP2120 2110 does not support hot swap  Once connected  user should reboot the  phone to ensure the set up will work correctly   3  GXP2120 2110 can drive 2 extension modules  Independent power adapters are not needed for  extension modules     Grandstream Networks  Inc  GXP21xx User Manual Page 5 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    E sen    Innovative IP Voice  amp  Video    SAFETY COMPLIANCES    The GXP21xx complies with FCC CE and various safety standards  The GXP21xx power adaptor is  compliant with the UL standard  Only use the universal power adaptor provided with the GXP21xx package   The manufacturer s warranty does not cover damages to the phone caused by unsupported power adaptors     WARRANTY    If you purchased your GXP21xx 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 Networks  Inc  GXP21xx User Manual Page 6 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk
40. e Ring Tone  Choose different ring tones in the    Ring Tone    menu   e Ring Volume  Press Menu button to hear the selected ring volume  press     lt        or       to hear and adjust the ring tone volume   e LCD Contrast  Press           or         to adjust the LCD contrast   e LCD Brightness  Press           or         to adjust the LCD brightness for active idle screen   e Download SCR XML  The phone will download the custom idle screen if available   e Erase Custom SCR  Custom idle screen will be erased and will be replaced with default  logo   e Display Language  You can choose English  Simplified Chinese  Traditional Chinese   Korean  Japanese  Italian  Spanish  French  German  Portuguese   Russian  Croatian  Hungarian  Polish  Slovenian which are built in the  phone  Users could select Automatic for local language based on IP    Grandstream Networks  Inc  GXP21xx User Manual Page 20 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    location if available  Also  the phone will download secondary  language if available   e Time Settings    Press Menu button to choose the menu item  Press     lt     or follow the soft keys to return to the main menu    Config Press Menu button to display the configuration selections     SIP   To change SIP server settings for SIP accounts    Upgrade   In this menu setting regarding the firmware server a
41. eam Networks  Inc     GXP21xx User Manul gg    Page36of41      Page 36 of 41    Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Refer To Use Target  Contact    Transfer on Conference  Hangup    Preferred Vocoder    SRTP Mode    Symmetric RTP    Silence Suppression    Voice Frames per TX    No Key Entry Timeout    Grandstream Networks  Inc     andstream    Innovative IF Voice  amp  Video    Default is    No     If set to    Yes     then for Attended Transfer  the    Refer  To    header  uses the transferred target s Contact header information     Defines whether or not the call is transferred to the other party if the initiator of the  conference hangs up   Default setting is set to    No        GXP21xx supports up to 7 different Vocoder types including G 711 a u   also known  as PCMU PCMA   G 723 1  G 729A B  G 726 32  ILBC  G 722  wide band      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        Enable SRTP mode based on selection  Default is    No        Selects whether or not symmetric RTP is supported     This controls the silence suppression VAD feature of the audio codec G 723 and  G 729  If set to    Yes     when silence is detected  a small
42. elect the phone number by using the arrow keys  e Press OK so select  e Press OK again to dial     5  PAGING INTERCOM   The paging intercom function can only be used if the SERVER PBX supports this feature and both  the phones and PBX are correctly configured     e Take the Handset SPEAKER Headset off hook   e Select the LINE key associated with account   e Press OK key to display LCD  LINEx  PAGE    e Dial the phone number you want to Page Intercom  e Press SEND key     NOTE  Dial tone and dialed number display occurs after the handset is off hook and the line key is selected   The phone waits 4 seconds  by default  No key Entry Timeout  before sending and initiating the call  Press  the    SEND    or         button to override the 4 second delay     Speed Dial    The Multi Purpose Key buttons  located on the right hand side of the phone  can be configured for speed  dial  Press the speed dial button to automatically call the assigned extension     Note  The multi functional buttons will function as LINE keys when all LINEs are busy  The LED will flash in  red to indicate an incoming call  Press the button to pick up the call  If any one of the Multi Purpose Keys is  associated with a call  the button   s speed dial BLF function will not work     Making Calls using IP Addresses    Direct IP Call allows two phones to talk to each other in an ad hoc fashion without a SIP proxy  VoIP calls  can be made between two phones if     e Both phones have public IP addresses  or  e Both
43. exception of when multiple call  appearances are enabled on the server side      In the middle of the conversation  there are two types of hold  Public Hold and Private Hold  When a member  of the group places the call on public hold  the other users of the SCA group will be notified of this by the red   flashing button and they will be able to resume the call from their phone by pressing the line button  However   if this call is placed on private hold  no other member of the SCA group will be able to resume that call     To enable shared call appearance  the user would need to register the shared line account on one of the  accounts on the phone  In addition  they would need to navigate to    Settings     gt    Basic Settings    on the web  UI and set the line to    Shared Line    with the corresponding account  If the user requires more shared call    Grandstream Networks  Inc  GXP21xx User Manual Page 18 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    appearances  the user can configure multiple line buttons to be    shared line    buttons associated with the  account     CALL FEATURES    The GXP21xx supports traditional and advanced telephony features including caller ID  caller ID w name   call forward transfer park hold as well as intercom paging and BLF     Table 11  GXP21xx Call Features    Key Call Features     30 Block Caller ID 
44. ge 19 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    Configuration Guide    The GXP21xx can be configured in two ways  Firstly  using the Key Pad Configuration Menu on the phone   secondly  through embedded web configuration menu     CONFIGURATION VIA KEYPAD    To enter the MENU  press the round button  Navigate the menu by using the arrow keys  up down and left right   Press the OK button to confirm a menu selection  The phone automatically exits MENU mode with an incoming  call  the phone is off hook or the MENU mode if left idle for 20 seconds     Press the MENU button to enter the key the Key Pad Menu  The menu options available are listed in table 12     Table 12  Key Pad Configuration Menu    rem  pesstitioo            Call History Displays histories of answered  dialed  missed  and transferred and forwarded  calls   Status Displays the network status  account status  software version  MAC address and  hardware version of the phone   Phone Book Displays the phonebook and downloads phonebook XML   LDAP Directory Displays the LDAP directory and downloads directory    Instant Messages Goes to instant messages  Direct IP Call Dials IP address for direct IP call    Preference Press Menu button to enter this sub menu including     e Do NOT Disturb  DND  Do Not Disturb  function could be turned on or off in the    Do Not  Disturb    menu   
45. hone  or headset mode  During the  active calls the user can switch between the handset and the speaker by pressing the speaker key  For  headsets to operate  the user must plug the headset to an RJ9 or 2 5mm port on the phone  which allows the  user to pick up  speak  or hang up calls     Multiple SIP Accounts and Lines    GXP2120 can support up to 6 independent SIP accounts  GXP2110 GXP2100 can support up to 4  independent SIP accounts  Each account is capable of independent SIP server  user and NAT settings  Each  of the line buttons is    virtually    mapped to an individual SIP account  The name of each account is  conveniently printed next to its corresponding button  In off hook state  select an idle line and the name of  the account  as configured in the web interface  is displayed on the LCD and a dial tone is heard     Grandstream Networks  Inc     GXP21xx User Manual Page 13 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    For example  Configure ACCOUNT 1 and ACCOUNT 2 with Account Name as    VoIP 1        VoIP 2      respectively and ensure that they are active and registered  When LINE1 is pressed  you will hear a dial tone  and see    VoIP 1    on the LCD display  when LINE2 is pressed  you will hear a dial tone and see    VoIP 2    on  the LCD display     To make a call  select the line you wish to use  The corresponding LINE 
46. ill be disabled   Default is    No     If set to    Yes     the phone will use attended transfer by default     Configures the access control of configurations via the phone keypad menu  There  are three modes    e Unrestricted   e Basic Settings Only   e Constraint Mode    GXP21xx User Manual  Firmware version  1 0 1 66    Page 31 of 41  Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Display Language    andstream    Innovative IP Voice  amp  Video    Allows user to choose preferred display language in web UI and key pad UI   Currently  the phone supports these languages  English  Simplified Chinese   Traditional Chinese  Korean  Japanese  Italian  Spanish  French  German   Portuguese  Russian  Croatian  Hungarian  Polish and Slovenian     Note  The    Automatic    setting in language refers to Grandstream   s IP2Location  client which when connected to Internet would attempt to lookup a database   driven by Grandstream  with the IP address for its geographical location     Language file postfix allows the language file to have different postfixes so the  phone can request a particular file  It will append an underscore  _  plus the string  in the language file postfix     The default language file name is  gxp txt   If the field    Language File postfix    has   NL  string in it  then the phone will request  gxp_NL txt  instead of  gxp txt      User can only load one secondary language   Supported downloadable language
47. ive call  will be put on hold    3  Paging Intercom Enabled  Phone beeps once and automatically establishes the call via SPEAKER    PBX or Server must also supports this feature     Do Not Disturb    Press the    DND    button to enable disable    Do Not Disturb     the corresponding icon will be on the right hand  side of the screen   When DND is enabled  the phone will not ring and send caller directly to voicemail     Grandstream Networks  Inc  GXP21xx User Manual Page 16 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    PHONE FUNCTIONS DURING A PHONE CALL    Call Waiting  Call Hold    1   2   3     Mute    Hold  Place a call on hold by pressing the    HOLD    button   Resume  Resume call by pressing the corresponding blinking LINE     Multiple Calls  Automatically place ACTIVE call on    HOLD    by selecting another available LINE to  place or receive another call  Call Waiting tone  stutter tone  audible when line is in use     Press the MUTE button to enable disable muting the microphone     The    Line Status Indicator    will show    LINEx  SPEAKING    or    LINEx  MUTE    to indicate whether the  microphone is muted     Call Transfer    GXP21xx supports both Blind and Attended transfer  Also  users could make auto attended transfer when  this feature is enabled from web GUI     1     Blind Transfer  Press    TRANSFER    button  then 
48. mage files available for upgrade  or checksum test fails  etc   the phone will stop the  upgrading process and re boot using the existing firmware software     Firmware upgrades take around 60 seconds in a controlled LAN or 5 10 minutes over the Internet  We  recommend completing firmware upgrades in a controlled LAN environment whenever possible     No Local TFTP HTTP Server    For users who do not have a local TFITP HTTP server  we provide a HTTP server on the public Internet for  users to download the latest firmware upgrade automatically  Please check the Support Download section of  our website to obtain this HTTP server IP address  http   www grandstream com support firmware     Alternatively  download and install a free TFTP or HTTP server to the LAN to perform firmware upgrades  A  free Windows version TFTP server is available     http   support solarwinds net updates New customerFree cfm     Grandstream Networks  Inc  GXP21xx User Manual Page 39 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    INSTRUCTIONS FOR LOCAL TFTP UPGRADE     1  Unzip the file and put all of them under the root directory of the TFTP server   2  The PC running the TFTP server and the GXP21xx should be in the same LAN segment     3  Go to File   gt  Configure   gt  Security to change the TFIP server s default setting from   Receive Only  to  Transmit Only  for 
49. n  Feb      Dec    The 2nd number indicates the nth iteration of the weekday   1st Sunday  gi  Tuesday       The 3rd number indicates weekday  0 1 2    6  for Sun  Mon  Tues    Sat    Therefore  this example is the DST which starts from the second Sunday of March to  the 1st Sunday of November     GXP21xx User Manual Page 25 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Weather Update    Stock Update    Currency Update    LCD Backlight  Brightness    LCD Contrast    Time Display Format    Disable in call DTMF  display    Disable Missed Call  Backlight    HEADSET Key Mode    Headset TX gain  dB   Headset RX gain  dB     Grandstream Networks  Inc     andstream    Innovative IF Voice  amp  Video    By default     Enable Weather Update     is set to    Yes     If set to    No     weather  information will not display on the phone     Settings to customize the display of weather via   e City Code     Enter city code  e Update Interval     Refresh time in minutes  e Degree Unit     Select Automatic  Fahrenheit or Celsius    Weather information is displayed on GXP21xx LCD when    Enable Weather Update     is set to    Yes    and pressing the    SwitchSCR    soft key once     By default     Enable Stock Update     is set to    Yes     If set to    No     stock information will  not display on the phone     Settings to customize the display of stock via   e Stock Code     Enter stock code    St
50. nd Config server can  be changed  It also enables the user to make the phone attempt to  download new firmware    Factory Reset   Key in the physical MAC address on back of the phone    Press Menu button to reset FACTORY DEFAULT setting  Do not use  Factory Reset unless you want to restore factory settings    Layer 2 QoS    Configure 802 1Q VLAN Tag and priority value     Factory Functions Press Menu to display the factory function items including    Audio Loopback   Speak into the handset  If you hear your voice in the handset  your audio  works fine  Press Menu button to exit the mode   Diagnostic Mode   All LEDs will light up    Press any key on the keypad  to display the button name in the LCD  Lift  and put back the handset or press Menu button to exit the diagnostic  mode     Press           to return the main menu    Network To enable disable DHCP  to setup IP address  Net mask and Gateway address  Reboot Press Menu button to reboot the device  Exit Exit from this menu    FIGURE 2  KEYPAD GUI FLow    Grandstream Networks  Inc     GXP21xx User Manual Page 21 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    MENU    Call History    Status    Phone Book    LDAP Directory    Instant  Message    Direct IP Call    Preference    Config    Factory  Functions    Network    Reboot    Exit                                     Call History Any of previous menus  Answered Calls Back  Dialed Calls
51. ng IETF STUN and Symmetric RTP    Support Layer 2  802 1Q  VLAN  802 1p  and Layer 3 QoS  ToS  DiffServ   MPLS     Support firmware upgrade via TFTP or HTTP   Support for Authenticating configuration file before accepting changes  User specific URL for configuration file and firmware files   Mass provisioning using TR 069 or encrypted XML configuration file    Message waiting indication  support DNS SRV Look up and SIP Server Fail  Over  Support customizable idle screen via downloading XML by HTTP TFTP    User and administrator level passwords  MD5 and MD5 sess based  authentication  AES based secure configuration file  SRTP  TLS  802 1x  media access control    GXP21xx User Manual Page 10 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    Using the GXP21xx SIP Enterprise Phone    GETTING FAMILIAR WITH THE LCD    GXP21xx has a dynamic and customizable screen  The screen displays differently depending on whether the  phone is idle or in use  active screen      Table 8  LCD Buttons    Key Button Key Button Definitions    LINE SELECTORS    DATE AND TIME    LOGO    NETWORK STATUS    STATUS BAR    LINE STATUS INDICATOR    SOFTKEYS    Grandstream Networks  Inc     Selects the phone line printed on its right hand side     Displays the current date and time  Can be synchronized with Internet time  servers     Displays company logo name  This logo name
52. nnect your device to your VoIP service provider     INSTRUCTIONS FOR RESTORATION     Step 1  Press    OK    button to bring up the keypad configuration menu  select    Config     press    OK    to  enter submenu  select    Factory Reset     Please refer to Table 5 1 of keypad flow chart     Step 2  Enter the MAC address printed on the bottom of the sticker  Please use the following mapping     0 9  0 9   A  22  press the    2    key twice     A    will show on the LCD   222   2222   33  press the    3    key twice     D    will show on the LCD   333   3333    a oe ae    Example  if the MAC address is 000b8200   395  it should be key in as    0002228200333395        NOTE  If there are digits like    22    in the MAC  you need to type    2    then press     gt     right arrow key to  move the cursor or wait for 4 seconds to continue to key in another    2        Step 3  Press the    OK    button to move the cursor to    OK     Press    OK    button again to confirm  If the  MAC address is correct  the phone will reboot  Otherwise  it will exit to previous keypad menu interface     Grandstream Networks  Inc  GXP21xx User Manual Page 41 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    
53. ock information is displayed in GXP21xx LCD when    Enable Stock Update    is set to     Yes    and pressing the    SwitchSCR    soft key twice     By default     Enable Currency Update     is set to    Yes     If set to    No     currency  information will not display on the phone     Settings to customize the display of currency via   e Currency Code     Enter currency code    Currency information  foreign currencies to US dollar  is displayed in GXP21xx LCD  when    Enable Currency Update    is set to    Yes    and pressing the    SwitechSCR    soft   key three times     Set the LCD brightness level for idle state and active state  Range from 0 to 8 where  0 means off and 8 means the brightest     Set LCD contrast  Range from 0 to 20     LCD time display in 12 hour or 24 hour format     Default is    No     This field is used to hide the keypad input during a call   Default is    No     By default  LCD backlight will light up whenever there is a missed call     Default Mode     Toggle to Headset when using Speaker Handset    Dial  pick up call or hang up call using Headset    Toggle Headset Speaker     toggle between using Headset and using Speaker    Set headset TX gain to  6  0 or  6  Default is 0 db   Set headset RX gain to  6  0 or  6  Default is 0 db     GXP21xx User Manual Page 26 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IF Voice  amp  Video    Adv
54. onfiguration   Status    MAC Address  IP Address  Product Model  Part Number    Software Version    System Up Time  System Time  Registered    PPPoE Link Up    Service Status    Core Dump    The device ID  in HEXADECIMAL format    This field shows IP address of GXP21xx    This field contains the product model information   This field contains the product part number       Program  This is the main firmware release number  which is always used for  identifying the software  or firmware  system of the phone       Boot  Booting code version number    Core  Core code version number     Base  Base code version number     DSP  DSP code version number   e Aux  Aux code version number    This field shows system up time since the last reboot   This field shows the current time on the phone system   Indicates whether accounts are registered to the related SIP server     Indicates whether the PPPoE connection is enabled  connected to a modem        GUI  shows the GUI status  running or stopped    Phone  shows the phone status  running or stopped    Download core dump file for troubleshooting when necessary     Table 14  Device Configuration     Settings Basic Settings    End User Password    IP Address    This contains the password to access the Web Configuration Menu  This field is case    sensitive with a maximum length of 25 characters     The GXP21xx operates in two modes     1  DHCP mode  all the field values for the Static IP mode are not used  even  though they are still saved in
55. ot    permitted   Grandstream Networks  Inc  GXP21xx User Manual Page 3 of 41    Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IF Voice  amp  Video    Installation    EQUIPMENT PACKAGING    Table 1  Equipment Packaging    po    XP2120   GXP2110    GXP2100  Handset   Yes   Yes   Ys _    Low Phone Stand   Yas  Yes  Ne       CONNECTING YOUR PHONE    The connectors of the GXP21xx are located on the bottom of the device     Table 2  GXP21xx Connectors    Connect the GXP Extension unit directly to GXP2110 2120 using connection  EXT cable  Draw power from PoE if provided by network   Not applicable on GXP2100     PC 10 100Mbps RJ 45 ports for PC  downlink  connection     10 100Mbps RJ 45 port for LAN  uplink  connection  Supports PoE  802 3af      LAN i i  Draws power from either spare line or signal line    Power Jack 5V DC power port  UL Certified   Headset Jack RJ9 and 2 5mm    Handset Jack RJ9    GXP2120 2110 EXTENSION UNIT    GXP2120 2110 supports two  2  extension units  providing up to 112 additional programmable extensions   Each GXP Extension unit has 56 multi purpose keys  dual color LEDs  red green  and support BLF  Busy  Lamp Field  and Presence     GXP2120 2110 Extension package contains   1  1 GXP Extension unit    2  2 connection cables  3  1 universal power adaptor    Grandstream Networks  Inc  GXP21xx User Manual Page 4 of 41  Firmware version  1 0 1 66 Last 
56. please refer to the corresponding  configuration template of the firmware     Once the GXP21xx boots up  or re booted   it will request a configuration file named    cfgxxxxxxxxXxxx     followed by a request for configuration XML file named    cfgxxxxxxxxxxxx xml     where    XxxxXxxxXxxx    is the  MAC address of the device  i e      cfg000b820102ab     The configuration file name should be in lower cases     For more details on XML provisioning  please refer to http   www grandstream com support     Managing Firmware and Configuration File Download    When    Automatic Upgrade    is set to    Yes     a Service Provider can use P193  Auto Check Interval  in  minutes  default and minimum is 60 minutes  to have the devices periodically check for upgrades at pre   scheduled time intervals  By defining different intervals in P193 for different devices  a Server Provider can  manage and reduce the Firmware or Provisioning Server load at any given time     Grandstream Networks  Inc  GXP21xx User Manual Page 40 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    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  We are not responsible  for restoring lost parameters and cannot co
57. rameters will  also change the dynamic jitter buffer  The GXP21xx has a patent dynamic jitter  buffer handling algorithm  The jitter buffer range is 20   200 ms     We recommend using the default settings provided  We do not recommend  adjusting these parameters if you are an average user  Incorrect settings will affect  the voice quality     Default is 4 seconds  After the timeout  the phone will send out the dialed number     GXP21xx User Manual Page 37 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Use   as Dial Key    G723 Rate  G726 32 Packing Mode  iLBC Frame Size    ILBC Payload Type  eventlist BLF URI    Special Feature    andstream    Innovative IP Voice  amp  Video    This parameter allows users to configure the         key as the    Send     or    Dial     key  If  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     Encoding rate for G723 codec  By default  6 3kbps rate is set   Select    ITU    or    IETF    for G726 32 packing mode     iLBC packet frame size  Default is 20ms  For Asterisk PBX  30ms might be  required     Payload type for iLBC  Default value is 97  The valid range is between 96 and 127     If the server supports this feature  user needs to configure an  eventlist BLF  URI on  the service si
58. retrieve messages for a specific line account     NOTE   e Each line has a separate voicemail account  Each account requires a voicemail portal number to be  configured in the    Voicemail User ID    field     e To check which line account has a message 1  press the message button  this always checks the  primary account   2  check each line for stutter tone or 3  check missed calls using the menu     Busy Lamp Field    The Multi Purpose Key buttons can be configured for Busy Lamp Field function with a specified account   When BLF is configured on one of the multi functional buttons  the Speed Dial function will work when that  line is not in use  Call Pick Up is supported when user presses a flashing BLF key     Shared Call Appearance  SCA     The GXP21xx phone supports shared call appearance by Broadsoft standard  This feature allows members  of the SCA group to shared SIP lines and provides status monitoring  idle  active  progressing  hold  of the  shared line  When there is an incoming call designated for the SCA group  all of the members of the group  will be notified of an incoming call and will be able to answer the call from the phone with the SCA extension  registered     All the users that belong to the same SCA group will be notified by visual indicator when a user seizes the  line and places an outgoing call  and all the users of this group will not be able to seize the line until the line  goes back to an idle state or when the call is placed on hold   With the 
59. rovide solution for symmetric NAT     User account information provided by VolP service provider  ITSP   either an actual  phone number or formatted like one     GXP21xx User Manual Page 32 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Authenticate ID    Authenticate Password    Name    DNS Mode    Primary IP    Backup IP 1  Backup IP 2    SIP Registration    Unregister on Reboot    Register Expiration    Local SIP Port    SIP Registration Failure  Retry Wait Time    SIP T1 Timeout  SIP T2 Interval  SIP Transport    Check Domain  Certificate    Remove OBP from  Route    Validate Incoming  Messages    Support SIP Instance ID    Grandstream Networks  Inc     andstream    Innovative IF Voice  amp  Video    SIP service subscriber   s Authenticate ID used for authentication  It can be identical  to or different from SIP User ID     SIP service subscriber   s account password for GXP21xx to register to  SIP  servers  of ITSP     SIP service subscriber s name that is used for Caller ID display    The default is set to A Record  If user wishes to locate the server by DNS SRV   the user may select SRV or NATPTR SRV  When  Use Configured IP  option is  selected  if SIP server is configured as domain name  phone will not send DNS  query  but use  Primary IP  or  Secondary IP  to send sip message if at least one  of them are not empty     This option applies only if    Use Configured IP    is sele
60. s aceasta serie 19  Table 12  Key Pad Configuration MENU                   iii 20  Table 13  Device Configuration   Status                          ii 24  Table 14  Device Configuration     Settings Basic SettiN s                          24  Table 15  Device Configuration     Settings  Advanced Settings                       i 27  Table 16  SIP Account Settings                         ii 32    GUI INTERFACE EXAMPLES  GXP21XX USER MANUAL    http   www grandstream com products gxp_series general documents gxp21xx_ qui zip    Screenshot of Configuration Login Page  Screenshot of Status Page   Screenshot of Basic Setting Configuration Page  Screenshot of Advanced User Configuration Page  Screenshot of SIP Account Configuration Page  Screenshot of Saved Configuration Changes Page  Screenshot of Reboot Page    SOIT    Grandstream Networks  Inc  GXP21xx User Manual Page 2 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    E sen    Innovative IP Voice  amp  Video    Welcome    Your Grandstream GXP21xx Enterprise IP phone is feature enriched  sophisticated  yet simple to use   The GXP21xx delivers superior HD audio quality  rich and leading edge telephony features  personalized  information and customizable application service  automated provisioning for easy deployment  advanced  security protection for privacy  and broad interoperability with most 3rd party SIP devices and leading  SIP NGN IMS pl
61. s the Web Configuration Menu  e g  if the phone shows 192 168 0 60  please use     http   192 168 0 60   in the address bar your browser     W    The default administrator password is    admin     the default end user password is    123        NOTE  When changing any settings  always SUBMIT them by pressing    UPDATE    button on the bottom of  the page  Reboot the phone to have the changes take effect  If  after having submitted some changes  more  settings have to be changed  press the menu option needed     Definitions    This section will describe the options in the Web configuration user interface  As mentioned  a used can log  in as an administrator or end user     Functions available for the end user are   e Status  Displays the network status  account statuses  software version and MAC address of the  phone  e Basic  Basic preferences such as date and time settings  multi purpose keys and LCD settings can  be set here     Additional functions available to administrators are   e Advanced Settings  To set advanced network settings  codec settings and XML configuration  settings   e Account X  To configure each of the SIP accounts   e EXT X  To configure setting on extension module  Not applicable on the GXP2100     Grandstream Networks  Inc  GXP21xx User Manual Page 23 of 41  Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    Andstream    Innovative IP Voice  amp  Video    Table 13  Device C
62. setup first  This is done through the web setup function  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 0 is not required  but OK      For example     192 168 0 2 calling 192 168 0 3    dial  3 follow by SEND or     192 168 0 2 calling 192 168 0 23    dial  23 follow by SEND or     192 168 0 2 calling 192 168 0 123    dial  123 follow by SEND or     192 168 0 2  dial  3 and  03 and  003 results in the same call    call 192 168 0 3    NOTE  If you have a SIP Server configured  a Direct IP IP 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     ANSWERING PHONE CALLS  Receiving Calls    1  Incoming single call  Phone rings with selected ring tone  The corresponding account LINE flashes  red  Answer call by taking Handset SPEAKER Headset off hook or pressing SPEAKER or by  pressing the corresponding account LINE button    2  Incoming multiple calls  When another call comes in while having an active call  the phone will  produce a Call Waiting tone  stutter tone   Next available lines will flash red  as described in section  4 3 2   Answer the incoming call by pressing its corresponding LINE button  The current act
63. ss CONF button to connect Calling Called party into conference  Grandstream Networks  Inc       GXP21xx User Manual   g    Paget2ofd4i      Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    MUTE    HEADSET    DND    INTERCOM    z  I      A    ob  v    0 9          Multi Purpose Keys    MAKING PHONE CALLS    Grtn    Innovative IP Voice  amp  Video    Mute an active call    Press HEADSET key to answer hang up phone calls while using headset  It  also allows user to toggle between headset and speaker    Enable Disable DND   Not applicable on GXP2100   Press to use intercom if intercom user ID is configured in web GUI    Press to enter menu when phone is in idle  Use it as ENTER key in keypad  configuration    Enter to retrieve voice mails or other messages  Brings phonebook on screen    Enable Disable hands free speaker    Enable Disable handset mode   or used as SEND REDIAL     Navigation keys    Up       Down       Left       Right     Press to navigate in menu  options    During the call  press    Up       Down    to adjust volume    When the phone is idle  press    Up    to view missed call  press    Down    to view  phonebook    Standard phone keypad  press   key to send call  press   key to for IVR  functions    18 MPKs in GXP2110 and 7 MPKs in GXP2120 used for BLF  Speed dial  and etc    Handset  Speakerphone and Headset Mode    The GXP21xx allows you to make phone calls via handset  speakerp
64. steps for all other parties that would like to join the conference  This  can be done at any time  However  if a new call comes in  the other calls will be placed on  hold and the host will have to individually re join the held lines back into the conference by  repeating the previous two steps again    Grandstream Networks  Inc  GXP21xx User Manual Page 17 of 41    Firmware version  1 0 1 66 Last Updated  05 2011    www InternetVoipPhone co uk   sales internetvoipphone co uk   0800 088 4846    andstream    Innovative IP Voice  amp  Video    2  Cancel Conference  Canceling establishing conference call      If after pressing the    CONF    button  a user decides not to conference anyone  press CONF  again or the original LINE button      This will resume two way conversation    3  End Conference     Press HOLD to end the conference call and put all parties on hold     To speak with an individual party  select the corresponding blinking LINE     NOTE  The party that starts the conference call has to remain in the conference for its entire duration  you  can put the party on mute but it must remain in the conversation  Also  this is not applicable when the feature     Transfer on call hangup    is turned on     Voice Messages  Message Waiting Indicator     A blinking red MWI  Message Waiting Indicator  indicates a message is waiting  Press the Message button to  retrieve the message  An IVR will prompt the user through the process of message retrieval  Press a specific  LINE to 
65. the firmware upgrade     4  Start the TFTP server  in the phone   s web configuration page  5  Configure the Firmware Server Path with the IP address of the PC  6  Update the change and reboot the unit    User can also choose to download the free HTTP server from http   httpd apache org  or use Microsoft IIS  web server     NOTE    e When GXP21xx phone boots up  it will send TFTP or HTTP request to download configuration file     cfg000b82xxxxxx     where    000b82xxxxxx    is the MAC address of the GXP21xx phone  This file is  for provisioning purpose  For normal TFTP or HTTP firmware upgrades  the following error  messages in a TFTP or HTTP server log can be ignored     TFTP Error from  IP ADRESS  requesting  cfg000b82023d44   File does not exist Configuration File Download       CONFIGURATION FILE DOWNLOAD    The GXP21xx can be configured via Web Interface as well as via Configuration File  binary or XML  through  TFTP or HTTP HTTPS  The    Config Server Path    is the TFTP or HTTP server path for the configuration file   It needs to be set to a valid URL  either in FQDN or IP address format  The    Config Server Path    can be the  same or different from the    Firmware Server Path        A configuration parameter is associated with each particular field in the web configuration page  A parameter  consists of a Capital letter P and 2 to 4 digit numeric numbers  i e   P2 is associated with    Admin Password     in the ADVANCED SETTINGS page  For a detailed parameter list  
    
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