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        Grandstream Networks GXP2124 4lines LCD Wired handset Black, Grey IP phone
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1.               25   5 WAY CON Llc e c                             errat 26   VOICE MESSAGES  MESSAGE WAITING INDICATOR                   een 29  SHARED CALL APPEARANCE  SCA essens sees ieeskes se dee eoinel sees seekos esse da 29   CALE FEATURE AM                      ee 30  CUSTOMIZED LCD SCREEN  amp  ve 31  CONFIGURATION GUIDE sees kis ae ed DDR dE sei FE LEV dd YN MEE Cen COR Ribes iens 32  CONFIGURATION AE Pusse 32  CONFIGURATION FN vvs 37  ssl EEE EE OER EE 37  STATUS PAGE DEFINITIONS se Ene ee Ee cieli tab ob ee RR GN Ee ber ie 38  ACCOUNT PAGE NN 39  SETTINGS PAGE DEFINITIONS Se oe beet at GE EE stt ee uU n ut 47  NETWORK ENN 55  MAINTENANCE PAGE DEFINITIONS same se eks dise ein 56  PHONEBOOK PAGE DEFINITIONS    59   N  T SETTINGS ctr                                62  EFTER 62  PUBLIC MODE entraine N ER OR              ere eer tert 63  EDITING CONTACTS AND CLICK  FO DUAL  sil nes se see ee ge n ese vta se UR UR 63  UPGRADING AND PROVISIONING                              Ee Ge EE EA EE AE EE EE 67  UPGRADE VIA KEYPAD MEME ate ves eise Pi oet og t Har uada Beers ep ee 67  UPGRAGE VIA WEB pvr 67  VOTTER 68  CONFIGURATION FILE DOWNLOAD eu  ee ese eek ee RR Geek ee AA GR ee GR RR ntet  68  RESTORE FACTORY DEFAULT SETTINGS                                   ess 70  EXPERIENCING THE  XP2124 es ss seed skied gese U es SEE Sao ed Ode Ke ENE 71       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL    Page 3 of 71    Table 1   Table 2   Table 3   Table 4   Table 5   Table 6   Tab
2.     allows dialing to any US Canada Number with 11  digits length    e 011 2 9 x   allows international calls starting with 011        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 45 of 71    Delayed Call Forward  Wait Time    Enable Call Features    Call Log    Account Ring Tone    Matching Incoming  Caller ID    Cin    Innovative I    e   3469 11   allows 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     Defines the timeout  in seconds  before the call is forwarded on no answer   The default value is 20 seconds     When enabled  Do No Disturb  Call Forward and other call features will be  supported locally provided ITSP support those features  The default setting is   Yes   If set to  No   ForwardAll softkey will be hidden for Account 1     Configures Call Log setting on the phone  You can log all calls  only log  incoming outgoing calls or disable call log  The default setting is  Log All  Calls      Allows users to configure the ringtone for the account  Users can choose from  different ringtones from the dropdown menu     Specifies matching rules with number  pattern or Alert Info text  When the  incoming caller ID or Alert Info match
3.     gt     During the first active call  press LINE key  The first call will be put on hold     Enter the number for the second call in the new line and establish the call     Press TRANSFER key  2 2      Press the other LINE key which is on hold to transfer the call     e Auto Attended Transfer      gt     Note     Set  Auto Attended Transfer  to  Yes  under Web GUI  gt Settings  gt Call Features  And then click   Save and Apply  on the bottom of the page     Establish one call first     During the call  press TRANSFER key  2 2  A new line will be brought up and the first call will    be automatically placed on hold     Enter the number and press SEND key Ce  or 4 to make a second call   Once the number is    entered  a  Transfer  softkey will show  If  Transfer  softkey is pressed instead of SEND or    a  blind transfer will be performed      Press TRAN key again  The call will be transferred     For Auto Attended Transfer  after dialing out the number for the second call  a  Split  softkey will  show  If the second call is not established yet  ringing   pressing  Split  will hang up the second call   If the second call is established  answered   pressing  Split  will resume the second call and keep  the first call on hold     e To transfer calls across SIP domains  SIP service providers must support transfer across SIP domains     5 WAY CONFERENCING    GXP2124 can host up to 5 way conference call with other parties  PCMU PCMA         FIRMWARE VERSION 1 0 5 15 GXP2124 USER 
4.    Disables the Transfer function  The default setting is  No         FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 48 of 71    In call dial number on pressing  transfer key    Auto Attended Transfer    Do Not Escape   as 9623 in  SIP URI    Click To Dial Feature   Call History Flash Writing   Write Timeout   Call History Flash Writing   Max Unsaved Log    rm    Innovative IP Voice  amp  Video    Configures the number for the phone to dial as DTMF during the call  using TRAN button     If set to  Yes   the phone will use attended transfer by default  The default  setting is  No     Specifies whether to replace   by 9623 or not for some special situations   The default setting is  No     Enables Click To Dial feature  The default setting is  Disabled      Defines the interval  in seconds  to save the call history to phone s flash   The default value is 300 seconds    Defines the number of unsaved logs before written to phone s flash  The  default value is 200 entries     Settings     Ring Tone    Call Progresses Tones   System Ring Tone   Dial Tone   Message Waiting   Ring Back Tone  Call Waiting Tone  Busy Tone   Reorder Tone    Call Waiting Tone Gain    Configures ring or tone frequencies based on parameters from local  telecom  The default value is North American standard  Frequencies  should be configured with known values to avoid uncomfortable high  pitch sounds     Syntax  f1 val f2 val  c on1 off1  on2 off2  on3 off3        Frequencies are in Hz and cadence on 
5.    End Conference       Press HOLD softkey to split the conference call  The conference call will be ended with both calls    on hold  Or   gt  Users could press the EndCall softkey or simply hang up the call to terminate the conference call     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 Conference Hangup  is turned on    The option  Disable Conference  has to be set to  No  to establish conference        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 28 of 71    E sen    innovative IP Voice  amp  Video    e When using Easy Conference Mode  use SEND key to dial out the second call instead of using     even when   could be used as SEND in normal phone calls     VOICE MESSAGES  MESSAGE WAITING INDICATOR     A blinking red MWI  Message Waiting Indicator  on the top right corner of the phone indicates a message  is waiting  Dial into the voicemail box to retrieve the message by entering the voice mail number of the  server or pressing the Voicemail button  Voice Mail User ID has to be properly configured as the voice mail  number under Web GUI  gt Account x  gt General Settings   An IVR will prompt the user through the process  of message retrieval     SHARED CALL APPEARANCE  SCA     The GXP2124 phone supports shared call appearance by Broadsoft standard  This feature allows  members
6.    e In login page  pressing CONF button on the phone will show phone s IP address    e After using the phone  go to LCD MENU  gt LogOut to log off the public mode     EDITING CONTACTS AND CLICK TO DIAL    From GXP2124 Web GUI  users could view contacts  edit contacts  or dial out with Click to Dial feature    on the top of the Web GUI  In the following figure  the Contact page shows all the added contacts     manually or downloaded via XML phonebook   Here users could add new contact  edit selected contact   or dial the contact number     Before using the Click To Dial feature  make sure the option  Click To Dial Feature  under web  GUI  gt Settings  gt Call Features is turned on  By default it s disabled and the dialing icon in web GUI is in    y  grey LX        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 63 of 71    Un    Innovative IP Voice  amp  Video    When clicking on the icon on the top menu of the Web GUI  a new dialing window will show for you    to enter the number  Once Dial is clicked  the phone will go off hook and dial out the number from selected  account  Please see Figure 4 and Figure 5 in the following pages for more details     Additionally  users could directly send the command for the phone to dial out by specifying the following  URL in PC s web browser  or in the field as required in other call modules     hitp   ip_address cgi bin api make_call phonenumber 1234 amp account 0 amp password admin    In the above link  replace the fields with  e i
7.    e Status  Displays the Account status  Network status  and System Info of the phone   e Account  To configure the SIP account   e Network  To configure network settings     e Settings  To configure call features  ring tone  LCD display  Web services  XML applications   programmable keys  and etc     e Maintenance  To configure web Telnet access  upgrading and provisioning  language settings   TR 069  security and etc     STATUS PAGE DEFINITIONS    Status   gt  Account Status    Account x Account index    SIP User ID Displays the configured SIP User ID    SIP Server Displays the configured SIP Server address   SIP Registration Displays SIP registration status YES NO     Status   gt  Network Status    Global unique ID of device  in HEX format  The MAC address will be used for    MAC Address provisioning and can be found on the label coming with original box and on the  label located on the back of the device    IP Setting DHCP  Static IP or PPPoE    IPv4 Address The IPv4 address obtained on the phone    IPv6 Address The IPv6 address obtained on the phone    Subnet Mask The subnet mask obtained on the phone    Gateway The gateway address obtained on the phone    DNS Server 1 The DNS server address 1    DNS Server 2 The DNS server address 2    PPPoE Link Up PPPoE connection status    NAT Traversal NAT traversal status for each account     Status   gt  System Info  Product Model Product model of the phone   Part Number Product part number     e Boot  boot version number    e Co
8.   Please see the GNU General Public  License  GPL  for the exact terms and conditions of the license     Grandstream GNU GPL related source code can be downloaded from Grandstream web site from   http   www qrandstream com support fag gnu gpl       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 6 of 71    Im    Innovative IP Voice  amp  Video    CHANGE LOG    This section documents significant changes from previous versions of user manuals for GXP2124  Only  major new features or major document updates are listed here  Minor updates for corrections or editing are  not documented here     FIRMWARE VERSION 1 0 5 15    e Updated Web GUI interface examples with new screenshots for 1 0 5 15   GUI INTERFACE  EXAMPLES    e Added pin out information   CONNECTING YOUR PHONE    e Updated Auto Attended Transfer information   CALL TRANSFER    e Modified Public Mode information   PUBLIC MODE    e Updated Click To Dial feature information   EDITING CONTACTS AND CLICK TO DIAL    e Updated keypad MENU options and Keypad configuration flow   Figure 3  Keypad MENU Flow    e Updated Web GUI options  Music On Hold URI    Authenticate Incoming INVITE    Click To Dial  Feature    Call Waiting Tone Gain    Accept Incoming SIP from Proxy Only    Caller ID Display     Broadsoft Call Center    Hoteling Event    Call Center Status    PUBLISH to Call Center    Use First    Matching Vocoder in 2000K SDP  and etc   DEFINITIONS     FIRMWARE VERSION 1 0 4 23    e Updated XML Application documentation li
9.  Specifies the HTTPS proxy URL for the phone to send packets to  The  proxy server will act as an intermediary to route the packets to the  destination    Defines the Layer 3 QoS parameter  This value is used for IP  Precedence  Diff Serv or MPLS  The default value is 12    Assigns the VLAN Tag of the Layer 2 QoS packets  The default value is  0    Assigns the priority value of the Layer2 QoS packets  The default value is  0     Configures the PC port mode  When set to  Mirrored   the traffic in the  LAN port will go through PC port as well and packets can be captured by  connecting a PC to the PC port  The default setting is  Enable      MAINTENANCE PAGE DEFINITIONS    Maintenance   gt  Web Telnet Access    Disable Telnet Disables Telnet access  The default setting is  No      End User Password Allows the administrator to set the password for user level web GUI access        FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 56 of 71    Confirm Password    Admin Password    Confirm Password    N    This field is case sensitive with a maximum length of 30 characters   Confirms the end user password field to be the same as above     Allows users to change the admin password  The password field is purposely  hidden after clicking the Update button for security purpose  This field is case  sensitive with a maximum length of 30 characters     Confirms the admin password field to be the same as above     Maintenance   gt  Upgrade and Provisioning    Firmware Upgrade and  Provis
10.  binding to the  account and the call will be returned based on the account with the  last answered call    Transfer   Select Account  and enter the number in the Value field to be  transferred  blind transfer  during the call    Call Park   Select Account  and enter the call park extension in the Value field to  park pick up the call    Intercom   Select Account  and enter the extension number in the Value field to  do the intercom    LDAP Search   This option is to narrow the LDAP search scope  Enter the LDAP  search base in the Name field  It could be the same or different from  the Base in LDAP configuration under Advanced Settings  The Base       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 53 of 71    Line Key 4   8  Multi Purpose Keys X    Cien    Innovative I    in LDAP configuration will be used if the Name field is left blank   Enter the LDAP Name Number filter in the Value field     Assigns a function to the corresponding Line key  4 to 8  or Multi Purpose  Key  The key mode options are     Speed Dial   Select the Account to dial from  And enter the Speed Dial number in  the Value field    Busy Lamp Field  BLF    Select the Account to monitor the BLF status  Enter the extension  number in the Value field to be monitored    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 s extension    Eventlist BLF   This option is similar to the BLF option but in this case the PBX  collect
11.  by    SEND     e 192 168 0 2 calling 192 168 0 123    dial  123 followed by      SEND       e 192 168 0 2  dial 43 and  03 and  003 results in the same call    call 192 168 0 3     Note    e The   will represent colon     in direct IP call rather than SEND key as in normal phone call    e  f you have a SIP server configured  direct IP call still works  If you are using STUN  direct IP call will  also use STUN    e Configure the  User Random Port  to  No  when completing direct IP calls     ANSWERING PHONE CALLS    RECEIVING CALLS    e Single incoming call  Phone rings with selected ring tone  The corresponding LINE key will flash in  red  Answer call by taking handset off hook  or using Speaker Headset  or pressing the flashing LINE  key     e Multiple incoming calls  When another call comes in while having an active call  the phone will  produce a Call Waiting tone  stutter tone   The other LINE key will flash in red  Answer the incoming  call by pressing the flashing LINE key  The current active call will be put on hold automatically     e  Paging Intercom calls  If the phone has Auto Answer by Call Info enabled  when there is an incoming  paging intercom call  the phone will beep once and then automatically establishes the call via  SPEAKER        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 24 of 71    Un    Innovative IP Voice  amp  Video    DO NOT DISTURB    Do Not Disturb can be enabled disabled from phone s Menu following the steps below   e Press the Menu butt
12.  call feature synchronization  When it s  enabled  DND and Call Forward features can be synchronized with Broadsoft  server  The default setting is  Disabled      Feature Key  Synchronization    Defines the interval  in seconds  before the line can be seized when Shared    Line Seize Timeout  i ds i Line is used  The default value is 15 seconds     Configures the eventlist BLF URI on the phone to monitor the extensions in the  list with Multi Purpose Key  If the server supports this feature  users need to  configure an eventlist BLF URI on the service side first  i e   BLF1006 myserver com  with a list of extension included  On the phone  in  this  eventlist BLF URI  field  fill in the URI without the domain  i e   BLF1006    To monitor the extensions in the list  under Web  GUI  gt Settings  gt Programmable Keys page  please select  eventlist BLF  in the  key mode  choose account  enter the value of each extension in the list     Eventlist BLF URI    Conference URI Configures the conference URI when using Broadsoft N way calling feature     Configures Music On Hold URI to call when a call is on hold  This feature has  to be supported on the server side     Music On Hold URI    Configures the prefix prepended to the BLF extension when the phone picks    BLF Call pickup Prefix  pu up a call with BLF key  The default setting is        PUBLISH for Presence Enables presence feature on the phone  The default setting is  No      Different soft switch vendors have special requiremen
13.  ee ee ee ee ee ee ee ee ee ee ee ee ee 14  WARRANTY        ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 14  USING THE GAP 131     sie ee osse ES Se ne On epee eee NE DE 15  GETTING FAMILAR WITH THE LCD       ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 15  GETTING FAMILAR WITH THE KEYPAD        ee Imm m ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 19  MAKING PHONE CALLS       ee ee ee ee ee ee ee ee ee ee ee ee ee ssi ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 20  HANDSET  SPEAKER AND HEADSET MODE          iese ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 20  MULTIPLE SIP ACCOUNTS AND LINES    ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 20  COMPLETING CALLS        Ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 21  MAKING CALLS USING IP ADDRESSES           ee ee ee ee ee ee ee ee ee ee ee ee ee 23  ANSWERING PHONE CALLS        ee ee ee nne ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 24  RECEIVING CALLS       ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 24  DOOR 25  DURING A PHONE CALL    ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 25  CALL WAITING CALL HOLD    ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 25   VUTE ne NEE eta 25       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 2 of 71    E sen    Innovative IP Voice  amp  Video    CALL TRANSFER tin                  
14.  mm dad  2012 07 02   e mm dd yyyy  07 02 2012   e dd mm yyyy  02 07 2012   e dddd  MMMM dd  Friday  October 12   e MMMM qd  dddd  October 12  Friday    Configures the time display in 12 hour or 24 hour format on the LCD  The  default setting is in 12 hour format     Settings   gt  Web Service    Enable Weather Update    City Code    Update Interval    Configures to enable or disable weather update on the phone  The  default setting is  Yes   If set to  No   the weather information screen will  not show     Configures weather city code for the phone to look up the weather  information  The default setting is  Automatic  and the weather  information will be obtained based on the IP location of the phone if  available  Otherwise  specify the self defined city code  For example   USCA0638 is the city code for Los Angeles  CA  United States     Specifies the weather update interval  in minutes   The default value is  15 minutes        FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 51 of 71    Degree Unit    Enable Stock Update    Stock Code    Enable Currency Update    Currency Code    Un    Innovative IP Voice  amp  Video    Specifies the degree unit for the weather information to display on the  phone    Configures to enable or disable stock update on the phone  The default  setting is  Yes   If set to  No   the stock information screen will not show     Configures stock code for the phone to look up and display the stock  information     Configures to enable or disable 
15.  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 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 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   If the user requires more shared call appearances  the user can configure multiple line  buttons 
16.  select the red MPK  where the call is parked to retrieve the call     Call Queue  Please refer to GXE5024 5028 Online User Manual for more  information     Signin       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 16 of 71    Cin    Innovative I    Press this button to sign in to the call queue  If the current account is  included in multiple call queues  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 5  LCD ICONS  DND Status     OFF   Do Not Disturb disabled    ON   Do Not Disturb enabled  Call Forward All Status      OFF   Call Forward All feature disabled  ON   Call Forward All feature enabled  Call Forward Busy Status       OFF   Call Forward Busy feature disabled  ON   Call Forward Busy feature enabled  Call Forward No Answer Status   m OFF   Call Forward No Answer feature disabled  ON   Call Forward No Answer feature enabled  Call Forward All and Call Forward No Answer Status   ie  OFF   Call Forward All and Call Forward No Answer feature disabled    ON   Call Forward All and Call Forward No Answer feature enabled    Keypad Status     OFF   keypad is unlocked  ON   keypad is locked   o Enter Keypad Unlock Password     Voice
17.  the phone   CPE SSL Certificate The Cert File for the phone to connect to the ACS via SSL   CPE SSL Private Key The Cert Key for the phone to connect to the ACS via SSL     Maintenance   gt  Security    Configures the access control for the users to configure from keypad Menu   There are three different options   Unrestricted  All the options can be accessed in keypad Menu   Basic settings only  The CONFIG option will not display for users to  access in keypad Menu   e Constraint Mode  CONFIG  FACTORY FUNCTIONS and NETWORK  options will not display for users to access in keypad menu     Configuration via Keypad  Menu    If set to  Yes   the keypad can be locked by pressing and holding the STAR    key for about 4 seconds  A lock icon will show indicating the keypad is locked     The default setting is  Yes    Enable STAR key EA ee    Keypad locking Note     When the keypad is locked  users would need press and hold the STAR   key  for about 4 seconds again and then enter the password to unlock it     Configures the password to lock unlock the keypad  The password field allows  number with up to 32 characters     SSL TLS Certificate SSL Certificate used for SIP Transport in TLS TCP   SSL TLS Private Key SSL Private key used for SIP Transport in TLS TCP     SSL TLS Private Key SSL Private key password used for SIP Transport in TLS TCP   Password    Password to lock unlock    Download Device    Click to download the device configuration file in  txt format   Configuration    PHO
18. 024 to 65400 and must be even  The default  value is 5004     When set to  Yes   this parameter will force random generation of both  the local SIP and RTP ports  This is usually necessary when multiple  phones are behind the same full cone NAT  The default setting is  Yes    This parameter must be set to  No  for Direct IP Calling to work      Use Random Port    Specifies how often the phone sends a blank UDP packet to the SIP  Keep alive Interval server in order to keep the  ping hole  on the NAT router to open  The  default setting is 20 seconds        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 47 of 71    Use NAT IP    STUN Server    Public Mode    E sen    innovative IP Voice  amp  Video    The NAT IP address used in SIP SDP messages  This field is blank at  the default settings  It should ONLY be used if it s required by your ITSP     The IP address or Domain name of the STUN server  STUN resolution  results are displayed in the STATUS page of the Web GUI  Only  non symmetric NAT routers work with STUN     Configures to turn on off public mode for hot desking feature on the  phone  If set to  Yes   users would need fill in the SIP Server address for  account 1 as well  Then reboot the phone  When the phone boots up   users will need enter SIP User ID and Password on the LCD to login and  use the phone     Note   When the phone is in public mode login screen  press CONF button will  have the IP address of the phone displayed     Settings   gt  Call Features    Of
19. 24 USER MANUAL Page 15 of 71    Gosia    Innovative I    The softkeys are context sensitive and will change depending on the call status  of the phone     SOFTKEYS in Call  Screen    Redial   Redials the last dialed number after off hook when there is existed call log   Dial   Dials the call out after off hook and entering the number    Hold   Puts the current active call on hold  Pressing the blinking line key to resume   AnswerCall   Answers the incoming call when the phone is ringing    RejectCall   Rejects the incoming call when the phone is ringing    EndCall   Ends the active call    Transfer   Transfer softkey will show up after pressing TRAN button and entering  transfer target number  Press Transfer softkey to do blind transfer    Split   In auto attended transfer mode  after establishing the second call  press Split  to quit transfer and go back to normal talking status    ConfCall   Conferences the active calls    ReConf   Re establish the conference among the calls on hold     Call Parking  Please refer to GXE5024 5028 Online User Manual for more  information     SPECIAL  SOFTKEYS        when integrated  with GXE5024 5028     CallPark   When the phone dials out  the Call Park softkey will display on screen  To  park the call  press the  Call Park  softkey and select a green MPK to park  the call on available parking lot    PickUp   When the phone goes off hook  the  Pickup  softkey will display on screen   To pick up the parked call  press the  Pickup  softkey and
20. Ae    Innovative IP Voice  amp  Video    Grandstream Networks  Inc   GXP2124  4 Line Enterprise HD IP Phone          GXP2124 USER MANUAL    N    Innovative IP Voice  amp  Video    GXP2124 User Manual    Index   GUI INTERFACE EXAMPLES     esrnnnnevnnnnennnnnennnnnernnnnennnnnennnnnennnnnennnnuvennnnennnnn 5  GNU GPL INFORMATION                    ee ee ee ee ee ee ee ee ee ee ee ee ek ee ee 6  CHANGE OE    see soene sain ke de DE Me eN oen ae Ao dee ed EA ke GE ek 7  FIRMWARE VERSION 1 0 5 15 ee ee ee e ee e nnne ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 7  FIRMWARE VERSION 1 0 4 23 ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 7  FIRMWARE VERSION 1 0 4 10        ee ee ee emen ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 7  VELTE sner 9  PRODUCT OVERVIEV     eranuvnnnnnsnnnnnnnnnnnnnnnnnnnnnnusnnnnusennnnnennnnnennnunnnnnuvennnnen 10  FEATURE HIGHTLIGHTS              cccccescccsceccecesccucccucecseccececcececeuacensceueecaueeuaceeeecauecaueeauenseeaueesaeeneeeeuees 10  GXP2124 TECHNICAL SPECIFICATIONS             ccccccceccccececccucccececccccuccccecsecauceaceeaeeccecaeecauecesenaeenars 10  NS MAL UA ON RR  12  EQUIPMENT PACKAGING           c ccccccccccccccceceeccucccucecceccececaceceseuueeeecenuecauecaueeauecaceuaueeaeecseeueeeeeeeueeeenees 12  CONNECTING YOUR PHONE    ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 12  SAFETY COMPLIANCES          ee ee ee ee ee ee ee ee ee ee ee ee ee ee
21. ENU options  When the phone is in idle  press the round MENU button to enter the  configuration menu    e Navigate in the menu options  Press the arrow keys up down left right to navigate in the menu  options    e Enter Confirm selection  Press the round MENU button to enter the selected option    e Exit  Press LEFT arrow key to exit to the previous menu    e The phone automatically exits MENU mode with an incoming call  when the phone is off hook or the  MENU mode if left idle for more than 60 seconds    e When the phone is in idle  pressing the navigation keys UP DOWN RIGHT can access the call history  entries   UP   Missed Calls  DOWN   Dialed Calls  RIGHT   Answered Calls    The MENU options are listed in the following table     Table 8  CONFIGURATION MENU    Displays call logs for answered calls  dialed calls  missed calls     Call Histor  y transferred calls and forwarded calls   Displays network status  account registration status  software version  number  MAC address  hardware version number  P N number   Status e Network status    Press to enter the sub menu for IP setting information  DHCP Static  IP PPPoE   IPv4 address  IPv6 address  MAC address  Subnet       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 32 of 71    Phone Book    LDAP Directory    Instant Messages    Direct IP Call    Preference    Cin    Mask  Gateway and DNS server    Account X  Registered Not Registered    Boot version   Prog version  This is the main firmware release number   Core versio
22. Grandstream GXP2124 4 Line Enterprise HD IP Phone  GXP2124 is a next  generation enterprise grade IP phone that features 240x120 backlit graphical LCD  4 line keys with up to 4  SIP accounts  4 dedicated XML programmable context sensitive soft keys  2444 XML programmable  speed dial BLF extension keys  dual network ports with integrated PoE  5 way conference  and Electronic  Hook Switch  EHS   The GXP2124 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 IP PBX Soft Switch IMS platforms  It is an ideal solution for enterprise users looking  for a high quality  feature rich multi line IP phone with many extension keys     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 GXP2124 as it may cause damage to the products  and void the manufacturer warranty     This document is subject to change without notice  The latest electronic version of this user manual is  available for download here     http   www grandstream com support    Reproduction or transmittal of the entire or any part  in any form or by any m
23. Header will present in the SIP INVITE message  or not  The default setting is  default   which is when  Huawei IMS  special  feature is on  the Privacy Header will not show in INVITE  If set to  Yes   the  Privacy Header will always show in INVITE  If set to  No   the Privacy Header  will not show in INVITE        FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 41 of 71    E sen    innovative IP Voice  amp  Video    Controls whether the P Preferred Identity Header will present in the SIP  INVITE message or not  The default setting is  default   which is when  Use P Preferred Identity  Huawei IMS  special feature is on  the P Preferred Identity Header will not    Header show in INVITE  If set to  Yes   the P Preferred Identity Header will always  show in INVITE  If set to  No   the P Preferred Identity Header will not show in  INVITE     Account x   gt  SIP Settings   gt  Advanced Features    When set to  Yes   Feature Key Synchronization will be enabled regardless of  web settings  The default setting is  No      Broadsoft Call Center    Hoteling Event Enables Broadsoft Hoteling event feature  The default setting is  No      When set to  Yes   the phone will send SUBSCRIBE to the server to obtain call  center status  The default setting is  No      Call Center Status    When set to  Yes   users could select  Away    Online  or  Busy  from LCD    Publish to Call Center  menu and publish it to call center  The default setting is  No      This feature is used for Broadsoft
24. IP address  Netmask  Gateway  DNS  Server 1 and DNS Server 2  Configures 802 1x mode     Configures call forward features for Forward All  Forward Busy  Forward  No Answer and No Answer Timeout     Displays voicemail message information in the format below   new messages all messages  urgent messages all urgent messages     Reboot the phone     Exit from this menu     The following picture shows the keypad MENU configuration flow        FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 35 of 71       Answered Calls  Dialed Calls  Missed Calls  Transferred Calls  Forwarded Calls  Clear All   Back    E sen    innovative IP Voice  amp  Video          First Name   Last Name  Number   Acct   Groups   Confirm Add  Cancel  amp  Return                  Call History    Status    Groups   New Entry   Search   Download Phonebook XML  Delete All Entries          Phone Book        LDAP    Server Address  Port   Base   User Name  Password                          Directory    Instant  Messages       Direct IP Call    Preference                         Config         Factory  Functions    Back LDAP Number Filter  LDAP Name Filter  Search LDAP Version  LDAP Configuration  Back  Enable DND  Do Not Disturb ed ari DND  Forward Call  Ring Tone  gt   Ring Volume Default Ring  LCD Contrast Ring1  LCD Brightness Ring2  Download SCR XML Ring 3  Erase Custom SCR Back  Display Language  Time Settings  yi oes Account  SIP Proxy  Outbound Proxy  SIP c SIP User ID  Upgrade SIP Auth ID  Factory Reset 
25. LS  SRTP    SIP PUBLISH method  RFC3903   SIP Presence Package  RFC3856  3863  for  use of MPKs  SIP Dialog Package  RFC4235   SIP Message method  RFC3428     Network Interfaces Dual switched 10 100 1000Mbps port with integrated PoE  Graphic Display Back lit 240x120 graphical LCD display with up to 8 level grayscale    Feature Keys 4 line keys with up to 4 SIP accounts  4 XML programmable context sensitive soft  keys  2444 speed dial BLF extension keys with dual color LED  5 navigation menu  keys  9 dedicated function keys for MUTE  PHONEBOOK  MESSAGE  with LED  indicator   HEADSET  TRANSFER  CONFERENCE  SEND REDIAL  VOLUME   SPEAKERPHONE    Voice Codec Support for G723 1  G 729A B  G 711u a law  G 726  G 722  wide band  and iLBC        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 10 of 71    Telephony Features    HD Audio  Headset Jack  Base Stand  Wall Mountable  QoS    Security    Multi language    Upgrade and  Provisioning    Power and Green  Energy Efficiency    Physical    Operating  Temperature and  Humidity    Package Content    Compliance    Gosia    Innovative I    in band and out of band DTMF  in audio  RFC2833  SIP INFO    Hold  transfer  forward  5 way conference  busy lamp filed  BLF   call park  pickup   shared call appearance  SCA    bridged line appearance  BLA   downloadable  phone book  XML  LDAP  up to 2000 items   call waiting  call log  up to 500  records   XML customization of screen  off hook auto dial  auto answer   click to dial  flexible dial 
26. MANUAL Page 26 of 71    N    Innovative IP Voice  amp  Video    e initiate a conference call        Establish calls with 2 or more parties respectively    gt  While 1 call is active  the other call will be put on hold with its LINE key blinking in green      gt  Press CONFERENCE key Cate       gt  Press the desired LINE key on hold  the conference will be established    gt  Repeat the previous 2 steps for all the other parties to join the conference     e Cancel Conference      gt  If after pressing the CONFERENCE key G  r   the user decides not to conference  press Cancel    softkey or the current active LINE key  LED in solid green     gt  This will resume the 2 way conversation with the current line     e Split and Re conference    gt  During the conference  press HOLD softkey  The conference call will be split and the calls will be  put on hold separately with the LINE keys blinking in green    gt  Select 1 LINE key and press to resume the 2 way conversation    gt  If users would like to re establish conference call  before 1 separate LINE is selected  press the  ReConf softkey right after the conference call is held split   e End Conference      Press HOLD softkey to split the conference call  The conference call will be ended with both calls  on hold  Or     gt  Users could press the EndCall softkey or simply hang up the call to terminate the conference call     GXP2124 supports Easy Conference Mode  which can be used combined with the traditional way to  establish the 
27. MENT PACKAGING  Main Case Yes 1  Handset Yes 1  Phone Cord Yes 1  Power Adaptor Yes 1  Ethernet Cable Yes 1  Phone Stand Yes 1  Wall Mount Yes 1  Quick Start Guide Yes 1  CONNECTING YOUR PHONE          Handset Port          LAN Port Power Headset Port    Figure 1  GXP2124 Ports       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 12 of 71    Handset Port  Headset Port    LAN Port  PC Port    Power Jack    Im    Innovative IP Voice  amp  Video    Table 3  GXP2124 CONNECTORS  RJ9 handset connector port    RJ9 headset connector port  supporting EHS  Electronic Hook Switch  with  Plantronics headsets    10 100 1000Mbps RJ 45 port connecting to Ethernet  integrated PoE  10 100 1000Mbps RJ 45 port for PC connection    5V DC Power connector port    To set up the GXP2124  follow the steps below     1  Attach the phone stand or wall mount to the back of the phone where there are slots     2  Connect the handset and main phone case with the phone cord   3  Connect the LAN port of the phone to the RJ 45 socket of a hub switch or a router  LAN side of the  router  using the Ethernet cable     4  Connect the 5V DC output plug to the power jack on the phone  plug the power adapter into an    electrical outlet  If PoE switch is used in step 3  this step could be skipped     5  The LCD will display provisioning or firmware upgrade information  Before continuing  please wait for    the date time display to show up     6  Using the keypad configuration menu or phone s embedded web server  
28. NEBOOK PAGE DEFINITIONS    Phonebook   gt  Phonebook Management    Enable Phonebook XML Configures to enable phonebook XML download  Users could select  Download HTTP HTTPS TFTP to download the phonebook file  The default setting is       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 59 of 71    Phonebook XML Server  Path    Phonebook Download  Interval    Remove Manually edited  Entries on Download    Download XML  Phonebook    Upload XML Phonebook    C sen    Innovative IP Voice  amp  Video     Disabled      Configures the server path to download the phonebook XML  This field could  be IP address or URL  with up to 256 characters     Configures the phonebook download interval  in minutes   If it s set to 0  the  automatic download will be disabled  The default value is 0  The valid range is  5 to 720 minutes     If set to  Yes   when XML phonebook is downloaded  the entries added  manually will be automatically removed  The default setting is  Yes      Click on  Download  to download the XML phonebook file to local PC     Click on  Upload  to upload local XML phonebook file to the phone     Phonebook   gt  LDAP    Server Address  Port    Base    User Name    Password    LDAP Number Filter    LDAP Name Filter    Configures the IP address or DNS name of the LDAP server   Configures the LDAP server port     Configures the LDAP search base  This is the location in the directory where  the search is requested to begin    Example    dc grandstream  dc com   ou Boston  dc gra
29. SIP Password  Layer 2 QoS SIP Transport  Headset Type Audio  Back Save  Cancel               Network    Audio Loopback  Diagnostic Mode  Keyboard Diagnostic  Back                   Call Features              Voice Mails    Reboot    Exit    IP Setting  PPPoE Settings  IP   Netmask  Gateway   DNS Server 1  DNS Server 2  802 1X   Back       Firmware Server  Config Server  Upgrade Via  Back                802 1Q VLAN Tag  Priority value  Reset Vlan Config  Back                      Account X             Forward All  Forward Busy  Forward No Answer  No Answer Timeout       Figure 3  Keypad MENU Flow       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL    Page 36 of 71          E sen    innovative IP Voice  amp  Video    CONFIGURATION VIA WEB BROWSER    The GXP2124 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  Mozilla  Firefox and Google Chrome     To access the Web GUI     1  Connect the computer to the same network as the phone     2  Make sure the phone is turned on and shows its IP address  You may check the IP address on the  LCD     3  Open a Web browser on your computer   4  Enter the phone s IP address in the address bar of the browser     5  Enter the administrator s login and password to access the Web Configuration Menu     Note    e The computer has to be connected to the same sub network as the phone  This can be easily done by  connecting the 
30. Settings   Configures date and time on the phone    Star Key Lock    Turns on off keypad lock feature and configures keypad lock  password     Config sub menu includes the following options     SIP   Configures SIP Proxy  Outbound Proxy  SIP User ID  SIP Auth ID   SIP Password  SIP Transport and Audio information to register SIP  account on the phone     Upgrade  Configures firmware server and config server for upgrading and  provisioning the phone     Factory Reset  Resets the phone to factory default settings     Layer 2 QoS   Configures 802 1Q VLAN Tag and priority value   Headset Type   Selects headset type used on GXP2124     Factory Functions sub menu includes the following options     Audio Loopback    Speak to the phone using speaker handset headset  If you can hear  your voice  your audio is working fine  Press Menu button to exit  audio loopback mode    Diagnostic Mode       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 34 of 71    Network    Call Features    Voice Mails    Reboot    Exit    Gain    Innovative I    All LEDs will light up  Press any key  except MENU key  on the  keypad to display the button name in the LCD  Lift and put back the  handset or press Menu button to exit diagnostic mode    e Keyboard Diagnostic  Press all the available keys on the phone  The LCD will display the  name for the keys to be pressed to finish the keyboard diagnostic  mode     Selects IP mode  DHCP Static IP PPPoE   Configures PPPoE account  ID and password  Configures 
31. U button and navigate using Up Down arrow to select Config    e Inthe Config options  select Upgrade    e Enter the firmware server path and select upgrade method  The server path could be in IP address  format or FQDN format    e Press the  OK  softkey  A reboot message window will be prompt    e Reboot the phone to have the change take effect     When upgrading starts  the screen will show upgrading progress  When done you will see the phone  restarts again  Please do not interrupt or power cycle the phone when the upgrading process is on     UPGRAGE VIA WEB GUI    Open a web browser on PC and enter the IP address of the phone  Then  login with the administrator  username and password  Go to Maintenance  gt Upgrade and Provisioning page  enter the IP address or  the FQDN for the upgrade server in  Firmware Server Path  field and choose to upgrade via TFTP or  HTTP HTTPS  Update the change by clicking the  Save and Apply  button  Then  Reboot  or power cycle  the phone to update the new firmware     When upgrading starts  the screen will show upgrading progress  When done you will see the phone  restart again  Please do not interrupt or power cycle the phone when the upgrading process is on        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 67 of 71    CC sen    Innovative IP Voice  amp  Video    Firmware upgrading takes around 60 seconds in a controlled LAN or 5 10 minutes over the Internet  We  recommend completing firmware upgrades in a controlled LAN environment w
32. Web GUI  by entering the IP    address in web browser  you can further configure the phone     Please see below the pin out information for GXP2124     GXP2124 Handset Headset Jack GXP2124 Handset Headset Plug       T4    GXP2124 Power Jack    DC BY       Figure 2  GXP2124 Pin out       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 13 of 71    C sen    Innovative IP Voice  amp  Video    SAFETY COMPLIANCES    The GXP2124 phone complies with FCC CE and various safety standards  The GXP2124 power adapter  is compliant with the UL standard  Use the universal power adapter provided with the GXP2124 package  only  The manufacturer s warranty does not cover damages to the phone caused by unsupported power  adapters     WARRANTY    If the GXP2124 phone was purchased from a reseller  please contact the company where the phone was  purchased for replacement  repair or refund  If the phone was purchased directly from Grandstream   contact the Grandstream Sales and Service Representative for a RMA  Return Materials Authorization   number before the product is returned  Grandstream reserves the right to remedy warranty policy without  prior notification     Warning  Use the power adapter provided with the phone  Do not use a different power adapter as this  may damage the phone  This type of damage is not covered under warranty        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 14 of 71    Cin    Innovative I    USING THE GXP2124    GETTING FAMILAR WITH THE LCD    GXP2124 has 
33. a dynamic and customizable screen  The screen displays differently depending on whether    the phone is idle or in use  active   The following table describes the items displayed on the GXP2124 idle    screen     DATE AND TIME    LOGO    NETWORK STATUS    STATUS ICON    LINE STATUS  INDICATOR    SOFTKEYS in Idle  Screen    Table 4  LCD DISPLAY DEFINITIONS    Displays the current date and time  It can be synchronized with Internet time  servers     Displays company logo  This logo can be customized via xml screen  customization     Shows the status of network in the middle of the screen  It will indicate whether  the network is down or starting     Shows the status of the phone for registration status  call features and etc  using  icons as shown in the next table     Displays the name of the account that is in use     The softkeys are context sensitive and will change depending on the status of  the phone  Typical functions assigned to softkeys are   e SwitchSCR  Toggles between different idle screens  default idle screen  weather  information  stock information and currency information   e ForwardAll  Unconditionally forwards the phone line  account 1  to another phone   e  MissedCalls  Shows up unanswered calls to this phone   e Redial  Redials the last dialed number in idle screen when there is existed call log     Note   If XML application is used  the softkey for XML application will show up in the  default idle screen as configured        FIRMWARE VERSION 1 0 5 15 GXP21
34. 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     Configures the call waiting tone gain to adjust call waiting tone volume   The default setting is  Low      Settings   gt  Audio Control    Headset Key Mode    When headset is connected to the phone  users could use the HEADSET  button in  Default Mode  or  Toggle Headset Speaker      e Default Mode     gt  When the phone is in idle  press HEADSET button to off hook  the phone and make calls by using headset  Headset icon will  display on the screen in dialing talking status       When there is an incoming call  press HEADSET button to pick  up the call using headset       When there is an active call using headset  press HEADSET  button to hang up the call       When Speaker Handset is being used in dialing talking status        FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 49 of 71    Headset Type    Always Ring Speaker    Headset TX gain  Headset RX gain    Handset TX gain    rm    Innovative IP Voice  amp  Video    press HEADSET button to switch to headset  Press it again to  hang up the call  Or press speaker Handset to switch back to the  previous mode     e Toggle Headst Speaker    gt  When the phone is in idle  press HEADSET button to switch to  Headset mode  The headset ic
35. blank    e Shared Line  Share line for Shared Line Appearance feature  Select the Account  registered as Shared line for the line key  The Value field can be left  blank    e Speed Dial       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 52 of 71    rm    Innovative IP Voice  amp  Video    Select the Account to dial from  And enter the Speed Dial number in  the Value field    Busy Lamp Field  BLF    Select the Account to monitor the BLF status  Enter the extension  number in the Value field to be monitored    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 s extension    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 server has to support this feature   Speed Dial via active account   Similar to Speed Dial but it will dial based on the current active  account  For example  if the phone is offhook and account 2 is active   it will call the configured Speed Dial number using account 2    Dial DTMF   Enter a series of DTMF digits in the Value field to be dialed during  the call   Enable MPK Sending DTMF  has to be set to  Yes  first   Voice Mail   Select Account and enter the Voice Mail access number in the Value  field    Call Return   The last answered calls can be dialed out by using Call Return  The  Value field should be left blank  Also  this option is not
36. c G 723 and  G 729  If set to  Yes   when silence is detected  a small quantity of VAD  packets  instead of audio packets  will be sent during the period of no talking   If set to  No   this feature is disabled  The default setting is  No     Configures the number of voice frames transmitted per packet  When  configuring this  it should be noted that the  ptime  value for the SDP will  change with different configurations here  This value is related to the codec  used and the actual frames transmitted during the in payload call  For end  users  it is recommended to use the default setting  as incorrect settings may  influence the audio quality    Selects encoding rate for G723 codec  The default value is 5 3kbps    Selects  ITU  or  IETF  for G726 32 packing mode    Selects iLBC packet frame size  The default value is 30ms    Specifies iLBC Payload type  The default value is 97  The valid range is  between 96 and 127    Selects either Fixed or Adaptive based on network conditions  The default  setting is  Adaptive     Selects Low  Medium  or High based on network conditions  The default  setting is  Medium      Account x   gt  Call Settings    Early Dial    Selects whether or not to enable early dial  If it s set to  Yes   the SIP proxy  must support 484 response  The default setting is  No         FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 44 of 71    Gosia    Innovative I    Dial Plan Prefix Sets the prefix added to each dialed number     A dial plan establishes 
37. ccount 1  1 for account 2  2 for  account 3  and etc   e passwordzadmin   The admin login password of phone s Web GUI     SAVING THE CONFIGURATION CHANGES  After users makes changes to the configuration  press the  Save  button will save but not apply the  changes until the  Apply  button on the top of web GUI page is clicked  Or  users could directly press     Save and Apply  button  We recommend rebooting or powering cycle the phone after applying all the  changes     REBOOTING FROM REMOTE LOCATIONS       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 65 of 71    E sen    innovative IP Voice  amp  Video    Press the  Reboot  button on the top right corner of the web GUI page to reboot the phone remotely  The  web browser will then display a reboot message  Wait for about 1 minute to log in again        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 66 of 71    E sen    innovative IP Voice  amp  Video    UPGRADING AND PROVISIONING    The GXP2124 can be upgraded via TFTP HTTP HTTPS by configuring the URL IP Address for the  TFTP HTTP HTTPS server and selecting a download method  Configure a valid URL for TFTP or HTTP   the server name can be FQDN or IP address     Examples of valid URLs   firmware grandstream com  fw ipvideotalk com gs    There are two ways to setup a software upgrade server  The IVR Menu or the Web Configuration Interface     UPGRADE VIA KEYPAD MENU    Follow the steps below to configure the upgrade server path via phone s keypad menu     e Press MEN
38. computer to the same hub or switch as the phone connected to  In absence of a  hub switch  or free ports on the hub switch   please connect the computer directly to the PC port on the  back of the phone    e If the phone is properly connected to a working Internet connection  the IP address of the phone will  display in MENU  gt Status  This address has the format  xxx xxx xxx xxx  where xxx stands for a  number from 0 255  Users will need this number to access the Web GUI  For example  if the phone  has IP address 192 168 40 154  please enter    http   192 168 40 154    in the address bar of the  browser    e The default administrator password is set to  admin   The default end user password is set to  123     e When changing any settings  always SUBMIT them by pressing the  Save  or  Save and Apply  button  on the bottom of the page  If the change is saved only but not applied  after making all the changes   click on the  APPLY  button on top of the page to submit  After submitting the changes in all the Web  GUI pages  reboot the phone to have the changes take effect if necessary  All the options under   Accounts  page and  Phonebook  page do not require reboot  Most of the options under  Settings   page do not require reboot      DEFINITIONS    This section describes the options in the phone s Web GUI  As mentioned  you can log in as an  administrator or an end user        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 37 of 71    N    Innovative IP Voice  amp  Video 
39. conference     e Initiate a conference call      gt  Establish 1 call      gt  Press CONFERENCE key G    and a new line will be brought up using the same account      gt  Dial the number and press SEND key Ce  to establish the second call        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 27 of 71    E sen    innovative IP Voice  amp  Video     gt  Press CONFERENCE key G    or press the ConfCall softkey to establish the conference     Join more parties in established conference call      gt  Establish conference call      gt  Press CONFERENCE key G    and a new line will be brought up using the same account    gt  Dial the number and press SEND key Ce  to establish the second call        Press CONFERENCE key G  r  or press the ConfCall softkey to join the new party in the    established conference   Split and Re conference      gt  During the conference  press HOLD softkey  The conference call will be split and both calls will be  put on hold separately with 2 LINE keys blinking in green     gt  Select 1 LINE key and press to resume the 2 way conversation     gt  If users would like to re establish conference call  before 1 separate LINE is selected  press the  ReConf softkey right after the conference call is split     Cancel Conference     gt  If users decides not to conference after establishing the second call  press EndCall softkey instead  of the ConfCall softkey CONFERENCE key     gt  This will end the second call and the screen will show the first call on hold 
40. currency update on the phone  The  default setting is  Yes   If set to  No   the currency information screen will  not show     Configures currency code for the phone to look up and display the  currency information     Settings   gt  XML Applications    Idle Screen XML Download  Download Screen XML At    Bootup    User Custom Filename    Idle Screen XML Server Path    XML Application Server Path    XML Application Softkey Label    Configures to enable idle screen XML download  Users could select  HTTP HTTPS TFTP to download the XML idle screen file  The default  setting is  No     If set to  Yes   the idle screen XML file will be downloaded when the  phone boots up  The default setting is  No     Specifies the custom file for the idle screen XML file to be downloaded   Configures the server path to download the idle screen XML file  This  field could be IP address or URL  with up to 256 characters    Configures the server path to download the idle screen XML file  This  field could be IP address or URL  with up to 256 characters    Specifies the softkey name displayed on the idle screen for the users to  enter XML application  Please make sure the label name does not  exceed the softkey range on each model  The default value is  XML  Service      Settings   gt  Programmable Keys    Line Key 1   4    Assigns a function to the corresponding line key  1 to 4   The key mode   options are    e Line  Regular line key to open up a line and switch line  The Value field  can be left 
41. ddress type     Enter the static IPv6 address when Full Static is used in  Statically  configured  IPv6 address type   Enter the IPv6 prefix length when Full Static is used in  Statically  configured  IPv6 address type        FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 55 of 71    IPv6 Prefix    DNS Server 1  DNS Server 2    Preferred DNS server    NN    Innovative IP Voice  amp  Video    Enter the IPv6 Prefix  64 bits  when Prefix Static is used in  Statically  configured  IPv6 address type     Enter the DNS Server 1 for IPv6   Enter the DNS Server 2 for IPv6   Enter the Preferred DNS Server for IPv6     Network   gt  Advanced Settings    802 1X mode    802 1X Identity  MD5 Password    802 1X CA Certificate    802 1X Client Certificate    HTTP Proxy    HTTPS Proxy    Layer 3 QoS    Layer 2 QoS 802 1Q VLAN  Tag    Layer 2 QoS 802 1p Priority  Value    PC Port Mode    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     Enter the Identity for the 802 1X mode    Enter the MD5 Password for the 802 1X mode    Upload 802 1X CA certificate to the phone  or delete existed 802 1X CA  certificate from the phone    Upload 802 1X Client certificate to the phone  or delete existed 802 1X  Client certificate from the phone     Specifies the HTTP proxy URL for the phone to send packets to  The  proxy server will act as an intermediary to route the packets to the  destination    
42. e phone to obtain weather information  based on the IP location detected  To use  Self Defined City Code  option  please follow the steps below  to obtain the correct city code        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 62 of 71    C sen    Innovative IP Voice  amp  Video    e  n a web browser  go to www weather com   e Enter the city name in the search field  For example  Boston  MA  And click on  SEARCH    e The searching result will show in a new window with URL in the browser s address bar  For example     http   www weather com weather right now Boston MA USMA0046  e Inthe above link  USMA0046 is the city code to be filled in  Self Defined City Code  option     Users could then further configure the  Update Interval  and  Degree Unit  for weather information  display     PUBLIC MODE    The GXP2124 supports hot desking using public mode  Under public mode  users could login the phone  with the SIP account User ID and password  Please follow the steps below to configure the phone for  public mode     e Fill up the SIP server address for account 1 first    e Under Web GUI  gt Settings  gt General Settings  set  Public Mode  option to  Yes   Click  Save and  Apply  and reboot the phone    e When the phone boots up  SIP User ID and Password to register to the configured SIP server in  account 1 will be required  Enter the correct account information to log in to the phone  When entering  the account information  press softkey  123   abc  to toggle input method 
43. eans  electronic or print  for  any purpose without the express written permission of Grandstream Networks  Inc  is not permitted        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 9 of 71    Cien    Innovative I    PRODUCT OVERVIEW  FEATURE HIGHTLIGHTS    e 240x120 pixel backlit graphical LCD display with up to 8 level grayscale   e 4 line keys with up to 4 SIP accounts  4 XML programmable context sensitive soft keys  and up to 32  call appearances with 24 4 speed dial BLF extension keys with dual color LED   e HD wideband audio  superb full duplex hands free speakerphone with advanced acoustic echo  cancellation and excellent double talk performance   e Large phonebook with up to 2000 contacts and call history with up to 500 records  up to 5 way  conference   e Built in personalized application service  e g   local weather  stock  currencies  etc   flexible LCD  content customization using XML   e Dual switched auto sensing 10 100 1000Mbps network ports with integrated PoE  supports Electronic  Hook Switch  EHS    e Automated provisioning using TR 069 or encrypted XML configuration file  TLS SRTP HTTPS for  advanced security protection  802 1x for media access control  LLDP  IPv6    GXP2124 TECHNICAL SPECIFICATIONS    Table 1  GXP2124 TECHNICAL SPECIFICATIONS  Protocols and SIP RFC3261  TCP IP UDP  RTP RTCP  HTTP HTTPS  ARP RARP  ICMP  DNS    Standards  A record  SRV  NAPTR   DHCP  PPPoE  TELNET  TFTP  NTP  STUN  SIMPLE   TR 069  802 1x  LLDP  LLDP MED  LDAP  IPv6  T
44. enter the number to be dialed out    gt  Take handset off hook  or  Press Speaker button  or  Press Headset button with headset plugged in  or  Select an available LINE key    gt  The call will be dialed out     e Off hook and dial  Off hook the phone  enter the number and send out    gt  Take handset off hook  or  Press Speaker button  or  Press Headset button with headset plugged in  or  Press an available LINE key to activate speaker    gt  You shall hear dial tone after off hook   Enter the number    gt  Press SEND key or   to dial out     v    e Redial  Redial the last dialed number    gt  Take handset off hook  or  Press Speaker button  or  Press Headset button with headset plugged in  or  Press an available LINE key to activate speaker  or  When the phone is in idle    gt  Press SEND key  or the REDIAL softkey        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 21 of 71    E sen    innovative IP Voice  amp  Video    e Via Call History  Dial the number logged in phone s call history    gt  Press MENU button to bring up the main menu    gt  Enter Call History and select  Answered Calls    Missed Calls    Transferred Calls  or  Forwarded  Calls     gt  Select the entry you would like to call using the navigation arrow keys    gt  Press SEND button to dial out     e Via Phonebook  Dial the number from the phonebook    gt  Press MENU button to bring up the main menu    gt  Select and enter Phonebook    gt  Select the phonebook entry you would like to call using the na
45. es the rule  the phone will ring with  selected distinctive ringtone  Matching rules   e Specific caller ID number  For example  8321123   e A defined pattern with certain length using x and   to specify  where x  could be any digit from 0 to 9  Samples   xx    at least 2 digit number   xx   only 2 digit number    345 xx  3 digit number with the leading digit of 3  4 or 5    6 9 xx  3 digit number with the leading digit from 6 to 9   e Alert Info text  Users could configure the matching rule as certain text  e g   priority  and  select the custom ring tone mapped to it  The custom ring tone will be  used if the phone receives SIP INVITE with Alert Info header in the  following format   Alert Info   lt http   127 0 0 1 gt   info priority    Selects the distinctive ring tone for the matching rule  When the incoming  caller ID or Alert Info matches the rule  the phone will ring with the selected  ring        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 46 of 71    Im    Innovative IP Voice  amp  Video    Defines the timeout  in seconds  for the rings on no answer  The default setting    Ring Timeout l  is 60 seconds     If set to  Yes   the  From  header in outgoing INVITE messages will be set to    Send Anonymous  V anonymous  essentially blocking the Caller ID to be displayed     Anonymous Call    BD If set to  Yes   anonymous calls will be rejected  The default setting is  No    Rejection    If set to  Yes   the phone will automatically turn on the speaker phone to    A
46. f hook Auto Dial    Off hook Timeout  Disable Call Waiting  Disable Call Waiting Tone    Disable Direct IP Call    Use Quick IP Call mode    Disable Conference    Disable in call DTMF Display    Enable MPK sending DTMF    Disable Transfer    Configures a User ID extension to dial automatically when the phone is  off hook  The phone will use the first account to dial out  The default  setting is  No     If configured  when the phone is on hook  it will go off hook after the  timeout  in seconds   The default value is 30 seconds    Disables the call waiting feature  The default setting is  No     Disables the call waiting tone when call waiting is on  The default setting  is  No     Disables Direct IP Call  The default setting is  No     When set to  Yes   users can dial an IP address under the same  LAN VPN segment by entering the last octet in the IP address  To dial  quick IP call  off hook the phone and dial  XXX  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   No  SIP server is required to make quick IP call  The default setting is  No      Disables the Conference function  The default setting is  No      When it s set to  Yes   the DTMF digits entered during the call will not  display  The default setting is  No     Enables Multi Purpose Key to send DTMF during the call  The default  setting is  No   
47. gt Status  gt System    Info page     GETTING FAMILAR WITH THE KEYPAD    The following table describes the buttons used on the GXP2124 keypad     Table 6  KEYPAD DEFINITIONS  LINE KEYS Open or switch line   Send Redial      ec e Send  Enter the digits and then press Send to dial out the number   e Redial  Redial when there is a previously dialed call      2 2  Transfer  Transfer an active call to another number   Cat   Conference  Establish conference call with other parties     9  Mute  Press to mute unmute an active call        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 19 of 71    E sen    innovative IP Voice  amp  Video       Headset  Answers hangs up phone calls when using headset  It also allows  users to toggle between headset and speaker     Voicemail  Press to retrieve voice mails   Phonebook  Brings phonebook on screen   Speaker  Enables disables hands free speaker   Volume  Adjusts volume by pressing     or         Navigation Keys Menu   e Press the 4 navigation keys to move up down left right   e Press the round button in the center to enter Keypad Configuration  MENU when phone is in idle   The round button  MENU  can also be used as ENTER key when in Keypad  Configuration        0 9     Standard phone keypad   Multi Purpose Configure key mode and User ID to use the Multi Purpose key as Speed Dial   Keys BLF  Call Park and etc   MAKING PHONE CALLS    HANDSET  SPEAKER AND HEADSET MODE    The GXP2124 allows users to switch among handset  speaker or headset 
48. he server to  unbind the connection  The default setting is  No      Specifies the frequency  in minutes  in which the phone refreshes its  Register Expiration registration with the specified registrar  The default value is 60 minutes  The  maximum value is 64800 minutes  about 45 days      Reregister Before Specifies the time frequency  in seconds  that the phone sends  Expiration re registration request before the Register Expiration  The default value is 0     Defines the local SIP port used to listen and transmit  The default value is    Local SIP Port  ias s 5060 for Account 1  5062 for Account 2  5064 for Account 3 and 5066 for       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 40 of 71    SIP Registration Failure  Retry Wait Time    SIP T1 Timeout  SIP T2 interval    SIP Transport    SIP URI Scheme when  using TLS    Use Actual Ephemeral  Port in Contact with  TCP TLS    Remove OBP from route    Support SIP Instance ID    SUBSCRIBE for MWI    SUBSCRIBE for  Registration    Enable 100rel    Caller ID Display    Use Privacy Header    Gosia    Account 4     Specifies the interval to retry registration if the process is failed  The default  value is 20 seconds     SIP T1 Timeout  The default setting is 0 5 seconds   SIP T2 Interval  The default setting is 4 seconds     Determines the network protocol used for the SIP transport  Users can choose  from TCP  UDP and TLS     Specifies if  sip   or  sips   will be used when TLS TCP is selected for SIP  Transport  The defa
49. henever possible     NO LOCAL TFTP HTTP SERVERS    For users that would like to use remote upgrading without a local TFTP HTTP server  Grandstream offers a  NAT friendly HTTP server  This enables users to download the latest software upgrades for their phone via  this server  Please refer to the webpage     http   www grandstream com support firmware     Alternatively  users can download a free TFTP or HTTP server and conduct a local firmware upgrade  A  free windows version TFTP server is available for download from    http   support solarwinds net updates New customerFree cfm   http   tttpd32 jounin net      Instructions for local firmware upgrade via TFTP    1  Unzip the firmware files and put all of them in the root directory of the TFTP server    2  Connect the PC running the TFTP server and the phone to the same LAN segment    3  Launch the TFTP server and go to the File menu  gt Configure  gt Security to change the TFTP server s  default setting from  Receive Only  to  Transmit Only  for the firmware upgrade    4  Startthe TFTP server and configure the TFTP server in the phone s web configuration interface    5  Configure the Firmware Server Path to the IP address of the PC    6  Update the changes and reboot the phone     End users can also choose to download a free HTTP server from http   httod apache org  or use  Microsoft IIS web server     Note    When the phone boots up  it will send a TFTP or HTTP request to download the configuration file first  If it  is a nor
50. hin a private network behind a firewall  we recommend using STUN Server  The  following settings are useful in the STUN Server scenario     e STUN Server    Enter a STUN Server IP  or FQDN  that you may have  or look up a free public STUN Server on the  internet and enter it on this field  If using Public IP  keep this field blank     e Use Random Ports  This setting depends on your network settings  When set to  Yes   it will force random generation of  both the local SIP and RTP ports  This is usually necessary when multiple GXPs are behind the same  NAT  If using a Public IP address  set this parameter to  No      e NAT Traversal  Default setting is  No   Enable the device to use NAT traversal when it is behind firewall on a private    network  Select Keep Alive  Auto  STUN  with STUN server path configured too  or other option  according to the network setting     WEATHER UPDATE    To customize GXP2124 to display weather information for the preferred city  users could go to web   GUI  gt Settings  gt Web Service page and enter the city code in the following options    Web Service  Enable Weather Update     Omo   Yes    Audio Control  LCD Display    City Code    Auto    Self Defined City Code       METUENS    Web Service       Update Interval 15    XML Applications    m    Degree Unit   Auto    Fahrenheit    Celsius    Copyright    Grandstream Networks  Inc  2013  All Rights Reserved    Programmable Keys       By default the City Code is set to  Automatic   which allows th
51. ion program will download a generic cfg xml file  The  configuration file name should be in lower case letters     For more details on XML provisioning  please refer to   http   www grandstream com general gs provisioning guide public pdf       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 69 of 71    Im    Innovative IP Voice  amp  Video    RESTORE FACTORY DEFAULT SETTINGS    Warning    Restoring the Factory Default Settings will delete all configuration information on the phone  Please  backup or print all the settings before you restore to the factory default settings  Grandstream is not  responsible for restoring lost parameters and cannot connect your device to your VolP service provider     Please follow the instructions below to reset the phone     e Press MENU button to bring up the keypad configuration menu    e Select  Config  and enter    e Select  Factory Reset     e Awarning window will pop out to make sure a reset is requested and confirmed    e Press the  OK  softkey to confirm and the phone will reboot  To cancel the Reset  press Cancel  softkey instead        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 70 of 71    N    Innovative IP Voice  amp  Video    EXPERIENCING THE GXP2124    Please visit our website  http   www grandstream com to receive the most up  to date updates on firmware  releases  additional features  FAQs  documentation and news on new products     We encourage you to browse our product related documentation  FAQs and User and Devel
52. ioning    XML Config File  Password    HTTP HTTPS User  Name    HTTP HTTPS Password  Upgrade Via    Firmware Server Path    Config Server Path    Firmware File Prefix    Firmware File Postfix    Config File Prefix    Config File Postfix    Allow DHCP Option 43  and Option 66 Override  Server    Allow DHCP Option 120    Specifies how firmware upgrading and provisioning request to be sent  Always  Check for New Firmware  Check New Firmware only when F W pre suffix  changes  Always Skip the Firmware Check    The password 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   Allows users to choose the firmware upgrade method  TFTP  HTTP or HTTPS     Defines the server path for the firmware server  It could be different from the  configuration server for provisioning     Defines the server path for provisioning  It could be different from the firmware  server for upgrading     Enables your ITSP to lock firmware updates  If configured  only the firmware  with the matching encrypted prefix will be downloaded and flashed into the  phone    Enables your ITSP to lock firmware updates  If configured  only the firmware  with the matching encrypted postfix will be downloaded and flashed into the  phone    Enables your ITSP to lock configuration updates  If configured  only the  configuration file with the matching encry
53. le 7   Table 8     Figure 1      GXP2124 Ports  Figure 2  GXP2124 Pin out  Figure 3  Keypad MENU Flow  Figure 4  Web GUI   Contacts  Figure 5  Click to Dial    Table of Tables  GXP2124 User Manual    GXP2124 TECHNICAL SPECIFICATIONS                     ee  GXP2124 EQUIPMENT PACKAGING                 eene  GXP2124 CONNECTORS                 seen  LCD DISPLAY DEFINITIONS        ees ee ee ee ee ge ee Re nennen  ECD ICONS                                                      KEYPAD DEFINITIONS            rie reete tenerte tapete ern doe  CALL FEATURES  irre ari emet siete eter ee ee nS  CONFIGURATION MENU                  esee eene nennen    Table of Figures  GXP2124 User Manual    Un    Innovative IP Voice  amp  Video       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL    Page 4 of 71    C isten    Innovative IP Voice  amp  Video    GUI INTERFACE EXAMPLES    http   www grandstream com products gxp series general documents gxp21 xx dui zi         Screenshot of Login Page     Screenshots of Status Pages     Screenshots of Accounts Pages     Screenshots of Settings Pages     Screenshots of Network Pages     Screenshots of Maintenance Pages    Screenshots of Phonebook Pages    N OU BOND         FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 5 of 71    E sen    innovative IP Voice  amp  Video    GNU GPL INFORMATION    GXP2124 firmware contains third party software licensed under the GNU General Public License  GPL    Grandstream uses software under the specific terms of the GPL
54. ly selected  depending on your network environment    e Press  OK  softkey to dial     For example    If the target IP address is 192 168 1 60 and the port is 5062  i e   192 168 1 60 5062   input the following   192 168 1 6045062  The   key represents the dot      the   key represents colon      Wait for about 4  seconds and the phone will initiate the call     Quick IP Call Mode     The GXP2124 also supports Quick IP Call mode  This enables the phone to make direct IP calls using only       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 23 of 71    Un    the last few digits  last octet  of the target phone s IP address  This is possible only if both phones are  under the same LAN VPN  This simulates a PBX function using the CMSA CD without a SIP server   Controlled static IP usage is recommended     To enable Quick IP Call Mode  go to phone s Web GUI  gt Settings  gt Call Features  set  Use Quick IP Call  Mode  to  Yes   Click on  Save and Apply  on the bottom of the Web GUI page to take the change  To  make Quick IP Call  take the phone off hook first  Then dial  xxx where x is 0 9 and xxx lt 255  Press   or  SEND and a direct IP call to aaa bbb ccc XXX will be completed   aaa bbb ccc  is from the local IP address  regardless of subnet mask  The number  xx or  x are also valid  The leading 0 is not required  but it s OK      For example    e 192 168 0 2 calling 192 168 0 3    dial  3 followed by   or    SEND       e 192 168 0 2 calling 192 168 0 23    dial  23 followed
55. mail Status   e OFF   No new voicemail    ON   New voicemail       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 17 of 71          E    Pa    vu    Gosia    Innovative I    Instant Message   OFF   No new instant message    ON   New instant message    Voice Mail and Instant Message   OFF   No new instant message or voicemail    ON   New instant message and voicemail    Network Status   OFF   Network connection is up    ON   Network connection is down    Missed Call Status   OFF   No missed call  ON   New missed call    Save Call Record Status   OFF   No saving call record activity  ON   The phone is writing the call records into the flash at the moment    Waiting For Response    Please wait for the phone to response before the keypad entry  Handset Status    OFF   handset on hook   ON   handset off hook    Speaker Status   OFF   speaker off  ON   speaker on    Headset Status   OFF   headset off  ON   headset on    Calling Out   The phone is calling out    Calling In   Phone is ringing with incoming call    Incoming Call   The current call is an incoming call       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 18 of 71    Gosia    Innovative I    d Outgoing Call   The current call is an outgoing call  ax call Failed     Fail to establish call  SRTP Status   4 OFF   SRTP is not used  ON   SRTP is used  MUTE Status     OFF   No muted  ON   Muted  Hf Call On Hold      Call Active   m Conference Call   Core Dump   ia Core dump file can be downloaded from phone s Web GUI  
56. mal TFTP or HTTP upgrade  the following messages  TFTP Error from  IP ADRESS  requesting  cfg000b82023dd4   File does not exist  Configuration File Download  can be ignored in the TFTP HTTP  server log     CONFIGURATION FILE DOWNLOAD    Grandstream SIP Devices can be configured via the Web Interface as well as via a Configuration File   binary or XML  through TFTP or HTTP HTTPS  The  Config Server Path  is the TFTP or HTTP HTTPS       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 68 of 71    E sen    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 3  Could be extended to 4 in the future  digit numeric  numbers  i e   P2 is associated with the  Admin Password  in the Web GUI  gt Maintenance  gt Web Telnet  Access  For a detailed parameter list  please refer to the corresponding firmware release configuration  template     When the GXP2124 boots up or reboots  it will issue a request to download a configuration XML file named   cfg  oooooxxxxxx xml  followed by a file named  cfgxxxxxxxxxxxx   where  5ooooooooxxx  is the MAC  address of the phone  i e    cfg000b820102ab xml  and  cfg000b820102ab   If the download of   cfg  oooooxxxxxx xml  file is not successful  the provis
57. ming INVITE for authentication  INVITE with SIP 401 Unauthorized response  The default setting is  No      Account x   gt  Audio Settings    FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 43 of 71       Send DTMF    DTMF Payload Type    Preferred Vocoder    Use First Matching  Vocoder in 2000K SDP    SRTP Mode    Symmetric RTP    Silence Suppression    Voice Frames Per TX    G723 Rate  G 726 32 Packing Mode  iLBC Frame Size    iLBC Payload Type    Jitter Buffer Type    Jitter Buffer Length    C sen    Innovative IP Voice  amp  Video    Specifies the mechanism to transmit DTMF digits  There are 3 supported  modes  in audio which means DTMF is combined in the audio signal  not very  reliable with low bit rate codecs   via RTP  RFC2833   or via SIP INFO     Configures the payload type for DTMF using RFC2833  The default value is  101     7 different vocoder types are supported on the phone  including G 711 U law   PCMU   G 711 A law  PCMA   G 723 1  G 729A B  G 722  wide band   iLBC  and G72 32  Users can configure vocoders in a preference list that is included  with the same preference order in SDP message     When set to  Yes   the device will use the first matching vocoder in the  received 2000K SDP as the codec  The default setting is  No      Enables the SRTP mode based on your selection  The default setting is   Disabled      Defines whether symmetric RTP is supported or not  The default setting is   No     Controls the silence suppression VAD feature of the audio code
58. n     User account information  provided by your VoIP service provider  ITSP   It s  usually in the form of digits similar to phone number or actually a phone  number     SIP service subscriber s Authenticate ID used for authentication  It can be  identical to or different from the SIP User ID     The account password required for the phone to authenticate with the ITSP   SIP  server before the account can be registered  After it is saved  this will  appear as hidden for security purpose    The SIP server subscriber s name  optional  that will be used for Caller ID  display    Allows you to access voice messages by pressing the MESSAGE button on  the phone  This ID is usually the VM portal access number  For example  in  Asterisk server  8500 could be used     Account x     Network Settings    DNS Mode    This parameter controls how the Search Appliance looks up IP addresses for       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 39 of 71    C sen    Innovative IP Voice  amp  Video    hostnames  There are four modes  A Record  SRV  NATPTR SRV  Use  Configured IP  The default setting is  A Record   If the user wishes to locate  the server by DNS SRV  the user may select  SRV  or   NATPTR SRV   If  Use  Configured IP  is selected  please fill in the three fields below    e Primary IP  The primary IP address where the phone sends DNS query    to   e Backup IP 1   e Backup IP 2     This parameter configures whether the NAT traversal mechanism is activated   Users could selec
59. n   Base version   Aux version   DSP version   MAC address   HW version    P N number    Displays phonebook  Users could add  edit  search and delete contacts  here  or download phonebook XML to the phone     Configures LDAP directory options  displays LDAP directory by  searching     Displays received instant messages     Makes direct IP call     Preference sub menu includes the following options     Do Not Disturb  Enables disables Do Not Disturb on the phone   Forward Call    Configures call forward feature on selected account  forward type  and number     Ring Tone   Configures different ring tones for incoming call    Ring Volume   Adjusts ring volume by pressing left right arrow key   LCD Contrast   Adjusts LCD contrast by pressing left right arrow key   LCD Brightness   Adjusts LCD brightness by pressing left right arrow key   Download SCR XML       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 33 of 71    Config    Factory Functions    Gosia    Innovative I    Triggers the phone to download the XML idle screen file  immediately  The XML idle screen server path and downloading  method need to be set up correctly in Web GUI  gt Settings  gt XML  Applications     Erase Custom SCR    Erases custom XML idle screen previously loaded on the phone   After erasing it  the phone will show default idle screen     Display Language   Selects the language to be displayed on the phone  Users could  select Automatic for local language based on IP location if available   Time 
60. ndstream  dc com    Configures the bind  Username  for querying LDAP servers  Some LDAP  servers allow anonymous binds in which case the setting can be left blank     Configures the bind  Password  for querying LDAP servers  The field can be  left blank if the LDAP server allows anonymous binds     Configures the filter used for number lookups    Examples       telephoneNumber    Mobile    returns all records which has the   telephoneNumber  or  Mobile  field starting with the entered prefix       amp  telephoneNumber     cn     returns all the records with the   telephoneNumber   field starting with the entered prefix and  cn  field set     Configures the filter used for name lookups    Examples      fcn    sn     returns all records which has the  cn  or  sn  field starting  with the entered prefix        sn     returns all the records which do not have the  sn  field starting with  the entered prefix        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 60 of 71    LDAP Version    LDAP Name Attributes    LDAP Number Attributes    LDAP Display Name    Max  Hits    Search Timeout    Sort Results    LDAP Lookup    Lookup Display Name    User Phonebook Key for  LDAP Search    Cin    Innovative I      amp  cn     telephoneNumber     returns all the records with the  cn  field  starting with the entered prefix and  telephoneNumber  field set     Selects the protocol version for the phone to send the bind requests  The  default setting is  Version 3      Specify the  name  at
61. nk   CUSTOMIZED LCD SCREEN  amp  XML    e Added  Headset Type  in phone s LCD MENU  gt Config   CONFIGURATION VIA KEYPAD   e Added  Use Privacy Header  and  Use P Preferred Identity Header  options in web GUI   e Added Date Display Format options in web GUI    e Added  Use Phonebook Key for LDAP Search  option in web GUI    e Added customize city code information for weather update feature   WEATHER UPDATE   e Updated generic config file cfg xml information   CONFIGURATION FILE DOWNLOAD     FIRMWARE VERSION 1 0 4 10    e Added instructions for connecting the phone   CONNECTING YOUR PHONE   e Updated Keypad MENU options and Keypad configuration flow   CONFIGURATION VIA KEYPAD   e Added Line Key options Call Park  LDAP Search  and etc        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 7 of 71    E sen    e Added Multi Purpose Key options Call Park  LDAP Search  and etc    e Added IPv6 configuration options    e Added LDAP options information    e Added Public Mode information for hot desking feature   PUBLIC MODE    e Added NAT setting information   NAT SETTINGS    e Added Matching Incoming Caller ID function in Account Setting    e Added Editing Contacts and Click to Dial information   EDITING CONTACTS AND CLICK TO DIAL   e Added GNU GPL information   GNU GPL INFORMATION    e Added Change Log for this user manual   CHANGE LOG        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 8 of 71    Im    Innovative IP Voice  amp  Video    WELCOME    Thank you for purchasing 
62. nt or received SIP message  DEBUG level    Syslog 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      Configures whether the SIP log will be included in the syslog messages or not     onde The default setting is  No     Auto Recover From Configures whether auto recover or not when the phone is running abnormal   Abnormal The default setting is  Yes     Display Language Selects display language on the phone    Language File Postfix Specifies the language file postfix for downloaded language    Enable TR 069 Enables TR 069  The default setting is  No     ACS URL URL for TR 069 Auto Configuration Servers  ACS     TR 069 Username ACS username for TR 069    TR 069 Password ACS password for TR 069     Enables periodic inform  If set to  Yes   device will send inform packets to the  ACS  The default setting is  No      Periodic Inform Enable       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 58 of 71    CC sen    Periodic Inform Interval Sets up the periodic inform interval to send the inform packets to the ACS     Connection Request    The user name for the ACS to connect to the phone   Username    Connection Request    The password for the ACS to connect to the phone   Password    Connection Request Port The port for the ACS to connect to
63. on and select  Preference  using navigation keys    e Press Menu button again to get into Preference options    e Select  Do Not Disturb  and press Menu button     e Use arrow keys to select and press Menu button to enable or disable  Do Not Disturb  feature     When Do Not Disturb feature is turned on  the DND icon will appear on the right side of the LCD  The  incoming call will not be accepted or the call will directly go into voicemail     DURING A PHONE CALL    CALL WAITING CALL HOLD    e Hold  Place a call on hold by pressing the HOLD softkey  The active LINE key will blink in green   e Resume  Resume call by pressing the blinking LINE key     e Multiple calls  Automatically place active call on hold or switch between calls by pressing the LINE  key  Call waiting tone  stutter tone  will be audible on incoming call during the active call     MUTE    During an active call  press the MUTE button Cs  to mute unmute the microphone  The LCD will show     Talking  or  MUTE  to indicate the mute status  with Mute icon displayed on the screen     CALL TRANSFER    GXP2124 supports Blind Transfer  Attended Transfer and Auto Attended Transfer   e Blind Transfer      gt  During the first active call  press TRANSFER key  2 2  and dial the number to transfer to        Press SEND key Ce  or   to complete transfer of active call        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 25 of 71    E sen    innovative IP Voice  amp  Video    e Attended Transfer      gt      gt      gt  
64. on will display on the left side of  the screen  In this mode  if pressing Speaker button or Line key  to off hook the phone  headset will be used    gt  When there is an active call  press HEADSET button to toggle  between Headset and Speaker   Selects headset type from Normal RJ9 headset or Plantronics EHS  headset  The default setting is  Normal    Configures to enable or disable the speaker to ring when headset is used  on  Toggle Headset Speaker  mode  If set to  Yes   when the phone is in  Headset  Toggle Headset Speaker  mode  both headset and speaker will  ring on incoming call  The default setting is  No    Configures the transmission gain of the headset  The default value is  OdB   Configures the receiving gain of the headset  The default value is OdB     Configures the transmission gain of the handset  The default value is 0  dB     Settings   gt  LCD Display    Backlight Brightness  Active    Backlight Brightness  Idle  LCD Contrast    Disable Missed Call Backlight    Configures the LCD backlight brightness level  from 0 to 8  for phone s  active status  The default value is 6     Configures the LCD backlight brightness level  from 0 to 8  for phone s  idle status  The default value is 2     Configures the LCD contrast level  from 0 to 20   The default value is 10     When it s set to  Yes   the LCD backlight will not be turned on when there  is a new missed call  The default setting is  No      Settings   gt  Date and Time    NTP Server    Allow DHCP Option 42  O
65. oper Forum  for answers to your general questions  If you have purchased our products through a Grandstream    Certified Partner or Reseller  please contact them directly for immediate support     Our technical support staff is trained and ready to answer all of your questions  Contact a technical support  member or submit a trouble ticket online to receive in depth support     Thank you again for purchasing Grandstream IP phone  it will be sure to bring convenience and color to  both your business and personal life        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 71 of 71    
66. p address   Phone s IP Address   e phonenumber 1234   The number for the phone to dial out  e account 0   The account index for the phone to make call  The index is 0 for account 1  1 for account 2  2 for  account 3  and etc   e passwordzadmin   The admin login password of phone s Web GUI     CC iim Status Accounts  Z    Phonebook Contacts    Contacts              Settings Network Maintenance Phonebook    Version 1 0 5 15                First Name Last Name Phone Number  umm Bob Lee 1088 Edit Contact  CENE i    We     20    Add Contact    Copyright    Grandstream Networks  Inc  2013  All Rights Reserved    Click to dial from Add contacts  Click to call this contact Edit contact   available lines  from the phone     Figure 4  Web GUI   Contacts       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 64 of 71    NN    Innovative IP Voice  amp  Video    Click to Dial       Account   First Available   v  Dial Number 1088 EI    LINE1                LINEA       Figure 5  Click to Dial    Additionally  users could directly send the command for the phone to dial out by specifying the following  URL in PC s web browser  or in the field as required in other call modules     hitp   ip_address cgi bin api make_call phonenumber 1234 amp account 0 amp password admin    In the above link  replace the fields with    e ip address   Phone s IP Address     e phonenumber 1234   The number for the phone to dial out  e account 0   The account index for the phone to make call  The index is 0 for a
67. plan  hot desking  personalized music ringtones  music on  hold  server redundancy and fail over   Yes  both on handset and speakerphone   RJ9  supporting EHS  Electronic Hook Switch  with Plantronics headsets   Yes  2 angle positions available   Yes   Layer 2  802 1Q  802 1p  and Layer 3  ToS  DiffServ  MPLS  QoS   User and administrator level passwords  MD5 and MD5 sess based  authentication  256 bit AES encrypted configuration file  TLS  SRTP  802 1x media  access control   English  German  Italian  French  Spanish  Portuguese  Russian  Croatian   Simplified Chinese  traditional Chinese  Korean  Japanese  and etc   Firmware upgrade via TFTP HTTP HTTPS  mass provisioning using TR 069 or  AES encrypted XML configuration file   Universal power adapter    Input  100 240 VAC 50 60Hz  Output   5VDC  800mA   Integrated Power over Ethernet  802 3af    Max power consumption 3W  power adapter  or 3 5W  PoE    Dimension  222mm  W  x 210mm  H  x 933mm  D    Unit weight  0 98KG   Package weight  1 68KG    32 104  F   0 40  C  10 9096  non condensing     GXP2124 phone  handset with cord  base stand  universal power supply  network  cable  quick start guide   FCC Part 15  CFR 47  Class B  EN55022 Class B  EN55024  EN61000 3 2   EN61000 3 3  EN60950 1  AS NZS CISPR 22 Class B  AS NZS CISPR 24  RoHS   UL 60950  power adapter        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 11 of 71    2    Innovative IP Voice  amp  Video    INSTALLATION  EQUIPMENT PACKAGING  Table 2  GXP2124 EQUIP
68. pted prefix will be downloaded and  flashed into the phone    Enables your ITSP to lock configuration updates  If configured  only the  configuration file with the matching encrypted postfix will be downloaded and  flashed into the phone     If DHCP option 66 is enabled on the LAN side  the TFTP server can be  redirected  The default setting is  Yes      Enables DHCP Option 120 from local server to override the SIP Server on the       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 57 of 71    rm    to override SIP Server phone  The default setting is  No    Automatic Upgrade Enables automatic upgrade and provisioning  The default setting is  No      Defines the hour of the day to check the HTTP TFTP server for firmware    Hour of the Day  0 23  TNT    upgrades or configuration files changes  The default value is 1     Defines the day of the week to check HTTP TFTP server for firmware    Day of the Week  0 6  y o  upgrades or configuration files changes  The default value is 1     Authenticate Conf File Authenticates configuration file before acceptance  The default setting is  No    Maintenance     Syslog  Syslog Server The URL or IP address of the syslog server for the phone to send syslog to     Selects the level of logging for syslog  The default setting is  None   There are   4 levels  DEBUG  INFO  WARNING AND 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 se
69. re  core version number    e Base  base version number    e Prog  program version number  This is the main firmware release number     Software Version       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 38 of 71    System Up Time  System Time  Service Status    Core Dump    DO    Innovative IP Voice  amp  Video    which is always used for identifying the software system of the phone   e Aux  Aux version number   e Dsp  DSP version number     System up time since the last reboot   Current system time on the phone system   GUI and Phone service status     Core dump file that could be downloaded for troubleshooting purpose     ACCOUNT PAGE DEFINITIONS    Account x   gt  General Settings    Account Active    Account Name    SIP Server    Secondary SIP Server    Outbound Proxy    SIP User ID    Authenticate ID    Authenticate Password    Name    Voice Mail User ID    Activates deactivates account  The default setting is  Yes    The name associated with the SIP account     The URL or IP address  and port of the SIP server  This is provided by your  VoIP service provider  ITSP      The URL or IP address  and port of the SIP server  This will be used when the  primary SIP server fails     IP address or Domain name of the Primary Outbound Proxy  Media Gateway   or Session Border Controller  It s used by the phone for Firewall or NAT  penetration in different network environments  If a symmetric NAT is detected   STUN will not work and ONLY an Outbound Proxy can provide a solutio
70. s the information from the phones and sends it out in one  single notify message  PBX server has to support this feature   Speed Dial via active account   Similar to Speed Dial but it will dial based on the current active  account  For example  if the phone is offhook and account 2 is active   it will call the configured Speed Dial number using account 2    Dial DTMF   Enter a series of DTMF digits in the Value field to be dialed during  the call   Enable MPK Sending DTMF  has to be set to  Yes  first   Voice Mail   Select Account and enter the Voice Mail access number in the Value  field    Call Return   The last answered calls can be dialed out by using Call Return  The  Value field should be left blank  Also  this option is not binding to the  account and the call will be returned based on the account with the  last answered call    Transfer   Select Account  and enter the number in the Value field to be  transferred  blind transfer  during the call    Call Park   Select Account  and enter the call park extension in the Value field to  park pick up the call    Intercom       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 54 of 71    NETWORK PAGE DEFINITIONS    Im    Innovative IP Voice  amp  Video    Select Account  and enter the extension number in the Value field to  do the intercom   e LDAP Search   This option is to narrow the LDAP search scope  Enter the LDAP  search base in the Name field  It could be the same or different from  the Base in LDAP configuration 
71. t the mechanism from No  STUN  Keep Alive  UPnP  Auto or  VPN  If set to  STUN  and STUN server is configured  the phone will route  according to the STUN server  If NAT type is Full Cone  Restricted Cone or   NAT Traversal Port Restricted Cone  the phone will try to use public IP addresses and port  number in all the SIP amp SDP messages  The phone will send empty SDP packet  to the SIP server periodically to keep the NAT port open if it is configured to be   Keep Alive   Configure this to be  No  if an outbound proxy is used   STUN   cannot be used if the detected NAT is symmetric NAT     A SIP Extension to notify the SIP server that the phone is behind a  Proxy Require NAT Firewall  Do not configure this parameter unless this feature is supported  on the SIP server     Account x     SIP Settings   gt  Basic Settings    If the phone has an assigned PSTN telephone number  this field should be set  to  User Phone   Then a  User Phone  parameter will be attached to the   TEL URI Request Line and  TO  header in the SIP request to indicate the E 164  number  If set to  Enable    Tel   will be used instead of  SIP   in the SIP  request  The default setting is  Disable      Selects whether or not the phone will send SIP Register messages to the    SIP Registration    proxy server  The default setting is  Yes      If set to  Yes   the SIP user s registration information will be cleared when the  Unregister On Reboot phone reboots  The SIP Contact header will contain     to notify t
72. the expected number and pattern of digits for a  telephone number  This parameter configures the allowed dial plan for the  phone     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      exclude     8 5    any digit of 3  4  or 5     147    any digit of 1  4  or 7      2 011     replace digit 2 with 011 when dialing  g    the OR operand     gt  0 Qa o    e Example 1    869 11   161 7xxxxxxx   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     Dial Plan    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     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      1617   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
73. timer only when the remote party supports this  feature  To turn off the session timer  select  No      Force Timer    As a Caller  select UAC to use the phone as the refresher  or select UAS to    UAC Specify Refresher  use the Callee or proxy server as the refresher     As a Callee  select UAC to use caller or proxy server as the refresher  or select  UAS to use the phone as the refresher     The Session Timer can be refreshed using the INVITE method or the UPDATE  method  Select  Yes  to use the INVITE method to refresh the session timer     Account x   gt  SIP Settings   gt  Security Settings    UAS Specify Refresher    Force INVITE    Check Domain Defines whether the domain certificates will be checked or not when TLS TCP  Certificates is used for SIP Transport  The default setting is  No     Validate Incoming Defines whether the incoming messages will be validated or not  The default  Messages setting is  No      If set to  Yes   SIP User ID will be checked in the Request URI of the incoming  INVITE  If it doesn t match the phone s SIP User ID  the call will be rejected   The default setting is  No      Check SIP User ID for  incoming INVITE    When set to  Yes   the SIP address of the Request URL in the incoming SIP  message will be checked  If it doesn t match the SIP server address of the  account  the call will be rejected  The default setting is  No      Accept Incoming SIP  from Proxy Only    Authenticate Incoming If set to  Yes   the phone will challenge the inco
74. to be  shared line  buttons associated with the account        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 29 of 71    Ghin    Innovative I    CALL FEATURES    The GXP2124 supports traditional and advanced telephony features including caller ID  caller ID with  caller Name  call forward and etc     Table 7  CALL FEATURES    Block Caller ID  for all subsequent calls    30 e Off hook the phone   e Dial  30     Send Caller ID  for all subseguent calls    91 e Off hook the phone   e Dial  31     Block Caller ID  per call      67 e Off hook the phone     e Dial  67 and then enter the number to dial out     Send Caller ID  per call    82 e Off hook the phone     e Dial  82 and then enter the number to dial out     Disable Call Waiting  per Call    70 e Off hook the phone     e Dial  70 and then enter the number to dial out     Enable Call Waiting  per Call    71 e Off hook the phone     e Dial  71 and then enter the number to dial out     Unconditional Call Forward  To set up unconditional call forward   e Off hook the phone      72  e Dial  72 and then enter the number to forward the call   e Press OK softkey or SEND key   Cancel Unconditional Call Forward  To cancel the unconditional call forward   e Off hook the phone    73    e Dial  73   e Hang up the call        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 30 of 71    Gosia    Innovative I    Busy Call Forward  To set up busy call forward   e Off hook the phone      90  e Dial  90 and then enter the number to for
75. tributes of each record which are returned in the LDAP  search result  This field allows the users to configure multiple space separated  name attributes    Example    gn   cn sn description   Specifies the  number  attributes of each record which are returned in the  LDAP search result  This field allows the users to configure multiple space  separated number attributes    Example    telephoneNumber   telephoneNumber Mobile    Configures the entry information to be shown on phone s LCD  Up to 3 fields  can be displayed    Example     cn 9esn 9etelephoneNumber    Specifies the maximum number of results to be returned by the LDAP server  If  set to 0  server will return all search results  The default setting is 50     Specifies the interval  in seconds  for the server to process the request and  client waits for server to return  The default setting is 30 seconds     Specifies whether the searching result is sorted or not  The default setting is   No    Configures to enable LDAP number searching when dialing and receiving  calls     Configures the display name when LDAP looks up the name for incoming call  or outgoing call  This field must be a subset of the LDAP Name Attributes   Example    gn   cn sn description   If set to  Yes   the Phonebook Key will be used to bring up LDAP search  The  default setting is  No         FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 61 of 71    dstream    Innovative IP Voice  amp  Video    NAT SETTINGS    If the devices are kept wit
76. ts  Therefore users may  need select special features to meet these requirements  Users can choose  from Standard  Nortel MCS  Broadsoft  CBCOM  RNK  Sylantro or Huawei IMS  depending on the server type  The default setting is  Standard      Special Feature       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 42 of 71     A    Innovative IP Voice  amp  Video    Account x     SIP Settings     Session Timer    The SIP Session Timer extension that enables SIP sessions to be periodically   refreshed  via a SIP request  UPDATE  or re INVITE   If there is no refresh  via an UPDATE or re INVITE message  the session will be terminated once  the session interval expires  Session Expiration is the time  in seconds  where  the session is considered timed out  provided no successful session refresh  transaction occurs beforehand  The default value is 180 seconds     Session Expiration    The minimum session expiration  in seconds   The default value is 90  seconds     Min SE    If set to  Yes  and the remote party supports session timers  the phone will use    Caller Request Timer  5 a session timer when it makes outbound calls     If set to  Yes  and the remote party supports session timers  the phone will use    Callee Request Timer MONS j    a session timer when it receives inbound calls     If Force Timer is set to  Yes   the phone will use the session timer even if the  remote party does not support this feature  If Force Timer is set to  No   the  phone will enable the session 
77. ult setting is  sips       Defines whether the actual ephemeral port in contact with TCP TLS will be  used or not  This is used when TLS TCP is selected for SIP Transfer  The  default setting is  No      Configures to remove outbound proxy from route  This is used for the SIP  Extension to notify the SIP server that the device is behind a NAT Firewall     Defines whether SIP Instance ID is supported or not  The default setting is   Yes      When set to  Yes   a SUBSCRIBE for Message Waiting Indication will be sent  periodically  The phone supports synchronized and non synchronized MWI   The default setting is  No      When set to  Yes   a SUBSCRIBE for Registration will be sent out periodically   The default setting is  No      The use of the PRACK  Provisional Acknowledgment  method enables  reliability to SIP provisional responses  1xx series   This is very important in  order to support PSTN internetworking  To invoke a reliable provisional  response  the 100rel tag is appended to the value of the required header of the  initial signaling messages    When set to  Auto   the phone will look for the caller ID in the order of  P Asserted Identity Header  Remote Party ID Header and From Header in the  incoming SIP INVITE  When set to  Disabled   all incoming calls are displayed  with  Unavailable   When set to  From Header   the phone will display the  caller ID based on the From Header in the incoming SIP INVITE  The default  setting is  Auto     Controls whether the Privacy 
78. under Advanced Settings  The Base  in LDAP configuration will be used if the Name field is left blank   Enter the LDAP Name Number filter in the Value field     Network   gt  Basic Settings    Internet Protocol    IPv4 Address Type    DHCP Host name  Option 12     DHCP Vendor Class ID   Option 60    PPPoE Account ID  PPPoE Password  PPPoE Service Name  IPv4 Address   Subnet Mask  Gateway   DNS Server 1   DNS Server 2  Preferred DNS Server    IPv6 Address Type    Static IPv6 Address    IPv6 Prefix Length    Selects Prefer IPv4 or Prefer IPv6     Allows users to configure the appropriate network settings on the phone  to obtain IPv4 address  Users could select  DHCP    Static IP  or   PPPoE   By default  it is set to  DHCP      Specifies the name of the client  This field is optional but may be required  by some Internet Service Providers     Used by clients and servers to exchange vendor class ID     Enter the PPPoE account ID    Enter the PPPoE Password    Enter the PPPoE Service Name    Enter the IP address when static IP is used    Enter the Subnet Mask when static IP is used for IPv4   Enter the Default Gateway when static IP is used for IPv4   Enter the DNS Server 1 when static IP is used for IPv4   Enter the DNS Server 2 when static IP is used for IPv4   Enter the Preferred DNS Server for IPv4     Allows users to configure the appropriate network settings on the phone  to obtain IPv6 address  Users could select  Auto configured  or   Statically configured  for the IPv6 a
79. uto Answer 208  answer incoming calls after a short reminding beep     If set to  Yes   the phone will automatically turn on the speaker phone to    Allow Auto Answer by l E    answer incoming calls after a short reminding beep  based on the SIP info    Call Info  UN   header sent from the server proxy  The default setting is  No    Refer To Use Target If set to  Yes   the  Refer To  header uses the transferred target s Contact  Contact header information for attended transfer  The default setting is  No      Transfer on Conference Defines whether or not the call is transferred to the other party if the initiator of  Hangup the conference hangs up  The default setting is  No      Defines the timeout  in seconds  for no key entry  If no key is pressed after the    No Key Entry Timeout  s  i    S  timeout  the digits will be sent out  The default value is 4 seconds     Allows users to configure the     key as the  Send  key  If set to  Yes   the      key will immediately dial out the input digits  In this case  this key is essentially  equivalent to the  Send  key  If set to  No   the     key is included as part of the  dialing string     Use   as Dial Key    SETTINGS PAGE DEFINITIONS    Settings   gt  General Settings    This parameter defines the local RTP port used to listen and transmit  It  is the base RTP port for channel 0  When configured  channel 0 will use    Local RTP Port this port value for RTP  channel 1 will use port_value 2 for RTP  Local  RTP port ranges from 1
80. verride NTP Server    Time Zone    Defines the URL or IP address of the NTP server  The phone may obtain  the date and time from the server    Defines whether DHCP Option 42 should override NTP server or not   When enabled  DHCP Option 42 will override the NTP server if it s set up  on the LAN  The default setting is  Yes      Configures the date time used on the phone according to the specified       FIRMWARE VERSION 1 0 5 15    GXP2124 USER MANUAL Page 50 of 71    Self Defined Time Zone    Date Display Format    Time Display Format    Im    Innovative IP Voice  amp  Video  time zone     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 M4 1 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    M4 1 0 M11 1 0   The 1st number indicates Month  1 2 3    12  for Jan  Feb      Dec    The 2nd number indicates the nth iteration of the weekday   1st Sunday   3  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 First Sunday of  April to the 1st Sunday of November     Configures the date display format on the LCD  The following formats are  supported    e yyyy
81. vigation arrow keys  Press MENU  button to enter the entry detail    gt  Select option  Dial  using the navigation arrow keys and then press MENU button again to dial out     e Speed Dial  Dial the number configured as Speed Dial on Line Key    gt  Go to phone s Web GUI  gt Settings  gt Programmable Keys  configure the Line Key s Key Mode as  Speed Dial  Select the account to dial from  enter the Name and User ID  the number to be dialed  out  for the Line Key  Click on  Save and Apply  at the bottom of the Web GUI page    gt  Off hook the phone  or directly press the Speed Dial key to dial out     e Call Return  Dial the last answered call    gt  Go to phone s Web GUI  gt Settings  gt Programmable Keys  configure the Line Key s Key Mode as  Call Return  Select the account to dial from  no Name or User ID has to be set on for Call Return    gt  Off hook the phone  or directly press the Call Return key to dial out     e Via Page Intercom    gt  Take handset off hook  or  Press Speaker button  or  Press Headset button with headset plugged in  or  Press an available LINE key to activate speaker      gt  You shall hear dial tone after off hook    gt  Press MENU button to switch the call screen from  Dialing  to  Paging       Enter the number      Press SEND key or    to dial out   Note     e After entering the number  the phone waits for the No Key Entry Timeout  Default timeout is 4 seconds   configurable via Web GUI  before dialing out  Press SEND or   key to override the No Ke
82. ward the call   e Press OK softkey or SEND key   Cancel Busy Call Forward  To cancel the busy call forward   xs e Off hook the phone   e Dial  91   e Hang up the call   Delayed Call Forward  To set up delayed call forward   e Off hook the phone   e Dial  92 and then enter the number to forward the call   e Press OK softkey or SEND key   Cancel Delayed Call Forward  To cancel the delayed call forward   e Off hook the phone    93    e Dial  93   e Hang up the call     CUSTOMIZED LCD SCREEN  amp  XML    The GXP2124 IP phone supports the following XML applications  Please refer to the corresponding link for  documentation and templates     e XML custom idle screen  customize idle screen logo  softkey layout  and etc      http   www grandstream com products gxp series general documents GXP21xx 14xx XML Screen  Customization zip    e XML downloadable phonebook  http  www grandstream com products gxp series general documents gxp wp xml phonebook pdf    e XML Application  http    www grandstream com products gxp series general documents xml application guide zip       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 31 of 71    E sen    innovative IP Voice  amp  Video    CONFIGURATION GUIDE    The GXP2124 can be configured via two ways     e LCD Configuration Menu using the phone s keypad  e Web GUI embedded on the phone using PC s web browser    CONFIGURATION VIA KEYPAD    To configure via the LCD configuration menu using phone s keypad  follow the instructions below     e Enter M
83. when making calls  Press the    Hook Switch to switch to handset  press the Headset button CA  to switch to headset  or press the    Speaker button to switch to speaker     MULTIPLE SIP ACCOUNTS AND LINES    GXP2124 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   In off hook state  select an idle line and the dial tone will be heard        FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 20 of 71    Im    Innovative IP Voice  amp  Video    To make a call  select the line you wish to use  The corresponding LINE LED will light up in green  The  user can switch lines before dialing any number by pressing the LINE buttons     For example  If 2 independent accounts are registered on the phone  when LINE 1 is pressed  the LINE 1  LED will light up in green  If LINE 2 is pressed  the LINE 2 LED will light up in green 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 phone will flash the other available LINE in red  A line is ACTIVE when  itis in use and the corresponding LED is red     COMPLETING CALLS    There are several ways to complete a call on GXP2124     e On hook dialing  Enter the number when the phone is on hook and then send out      When the phone is in idle  
84. y Entry       FIRMWARE VERSION 1 0 5 15 GXP2124 USER MANUAL Page 22 of 71    Im    Innovative IP Voice  amp  Video    Timeout     e  f digits have been entered after handset is off hook  the SEND key will works as SEND instead of  REDIAL     e By default  4 can be used as SEND to dial the number out  Users could disable it by setting  User   as  Dial Key  to  No  from Web GUI  gt Account X  gt Call Settings     e For Paging Intercom  if the SIP Server PBX supports the feature and has Paging Intercom feature  code set up already  users might not necessarily need toggle to paging mode in the call screen of the  phone  Simply dial the feature code with extension as a normal call     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 phones are on the 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 the steps below     e Press MENU button to bring up main menu    e Select  Direct IP Call  using the navigation arrow keys    e Press MENU to enter the Direct IP Call mode    e Input the 12 digit target IP address  Please see example below     e Press the  More  softkey to make sure the softkey selection  IPv4  or  IPv6  is correct
    
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