GXP-2020

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Grandstream Networks, a leading designer and manufacturer of next-generation IP voice and video products for broadband networks, today announced the release of the new GXP2020 Enterprise SIP Phone. The GXP2020 offers 6 lines, 7 programmable keys, 4 dynamic context-sensitive soft keys, dual switched 10M/100Mbps auto-sensing Ethernet ports with integrated PoE, a large high-resolution backlit LCD display and a sleek, elegant new design. The GXP2020 is the second phone in the GXP Enterprise SIP Phone portfolio.

The new GXP2020 Enterprise SIP phone sports a new stylish design and addresses the need for an elegant IP handset solution for the executive office at a highly competitive price. The GXP2020 is a powerful IP telephone that offers excellent voice clarity, a comprehensive set of advanced call features, multi-language support, security protection, automated provisioning, and broad compatibility with leading SIP platforms including but not limited to Avaya Communication Manager 3.1TM and Avaya SIP Enablement Services 3.1TM, BroadSoft�s BroadWorks®, and asterisk. The SIP stack for GXP series SIP phones is also verified by tekVizion (third party testing lab for Cisco Unified Call ManagerTM 5.0).

The GXP2020 advanced features include 13 call appearance lines with dual color LED (6 lines each programmable with an independent SIP account and 7 programmable hard keys), 4 XML programmable context-sensitive soft keys, 8 function keys, high fidelity wideband audio, a backlit 320x160 high resolution graphic LCD with multi-level grey scales, full-duplex speakerphone with advanced acoustic echo cancellation, dual headset jacks (2.5mm and RJ22), multi-party local conferencing (up to 5-way), shared line appearance and busy lamp field (BLF), comprehensive voice codecs including G.711 (a/u-law), G.723.1, G.729A/B, G.726, GSM, iLBC, and G.722 (wideband), integrated PoE, SRTP and TLS (pending) for privacy protection, as well as secure and automated provisioning for mass deployment. It is ideal for both the executive office and advanced enterprise users.

Grandstream seems to have top notch support services. They have answered many questions and seem to be very responsive. - BEZ (zktech)

Where to buy

Please list alphabetically by country/region (then company name):


Bugs / Tweaks (1.1.4.3):


  • Major : (6.6.2007) __Phone locked during call on speakerphone (HV:0.2). - Martin Vit (festr)

Bugs / Tweaks (FW 1.1.4.14):


  • Major : (6.28.2007) __GSM Codec is garbled durring first 3 to 10 seconds oa a call (HV:0.2). - BEZ (zktech)
  • Major : (6.28.2007) __GSM Codec garbles voicemail prompts and IVR prompts (HV:0.2). - BEZ (zktech)
  • Major : (6.28.2007) __GSM Codec When a second call comes in and starts ringing the current active call becomes garbled to both parties and stays that way unitl the phone stops ringing (HV:0.2). - BEZ (zktech)
  • Minor : (6.28.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)

Bugs / Tweaks (FW 1.1.4.16):


  • Fixed : (7.10.2007) __GSM Codec is garbled durring first 3 to 10 seconds oa a call (HV:0.2). - BEZ (zktech)
  • Fixed : (7.10.2007) __GSM Codec garbles voicemail prompts and IVR prompts (HV:0.2). - BEZ (zktech)

  • Fixed : (7.10.2007) __GSM Codec When a second call comes in and starts ringing the current active call becomes garbled to both parties and stays that way unitl the phone stops ringing (HV:0.2). - BEZ (zktech)
  • Major : (7.10.2007) __G729 Phone somtimes lockes up with this codec this also appears to effect the GXP-2000 if runing this same firmware - BEZ (zktech)
  • Minor : (7.10.2007) __G729 Codec audo is at a lower level in g729 then GSM and PCMU - BEZ (zktech)
  • Minor : (6.28.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)

Bugs / Tweaks (FW 1.1.4.17):


  • Major : (7.23.2007) __GSM Codec becomes garbled and lockes up the phone. This appears to be more prevelent on the GXP-2020 but has occured on our GXP 2000 test phones. - BEZ (zktech)
  • Major : (7.23.2007) __G729 Phone somtimes lockes up with this codec this also appears to effect the GXP-2000 if runing this same firmware the GXP-2000 is not quite as bad on the lockups but they still occure - BEZ (zktech)
  • Minor : (7.23.2007) __G729 Codec audo is at a lower level in g729 then GSM and PCMU - BEZ (zktech)
  • Minor : (7.23.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)

Bugs / Tweaks (FW 1.1.4.18):


  • Major : (7.28.2007) __GSM Codec becomes garbled and lockes up the phone. This appears to be more prevelent on the GXP-2020 but has occured on our GXP 2000 test phones. - BEZ (zktech)
  • Major : (7.28.2007) __G729 Phone somtimes lockes up with this codec It got worse with this version and the GXP-2020 (Do not load this version if you are using G729 and the 2020) this also appears to effect the GXP-2000 if runing this same firmware the GXP-2000 is not quite as bad on the lockups but they still occure - BEZ (zktech)
  • Minor : (7.28.2007) __G729 Codec audo is at a lower level in g729 then GSM and PCMU - BEZ (zktech)
  • Minor : (7.28.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)
  • Major: (7.28.2007) __If you use the FowardAll soft key option on the GXP-2020 it works on the primary account. You can set it up on any of the other 5 accounts by pressing the account button before entring the forward number. You can't shut off the call forward on accounts 2-6 once set. (Temporary work around you must disable the affected account and reboot the phone then re-enable and reboot.) - BEZ (zktech)

Bugs / Tweaks (FW 1.1.5.15):

  • Major : (12.20.2007) __Microphone processing stops working after some time, requires reboot for any one to be able to hear you. -etamme
  • Minor : (12.14.2007) __XML Application DisplayString "wrap" option does not work. Enabling it blanks the screen upon page load. -cmaj
  • Minor : (12.14.2007) __XML Application audio distorts (snap, crackle, pop) when loading an XML page. The bigger the page, the longer the distortion. Observed up to 1 second of choppy audio. -cmaj
  • Feature Request : (12.14.2007) __XML Application support HTTP POST to phone with XML in body. -cmaj
  • Feature Request : (12.14.2007) __XML Application support more Event states than "Offhook" and "Onhook", possibly consider "KeyPress(num)", "TextMessageReceived", "ReceivedPOST", etc. -cmaj











See Also:

Grandstream Networks, a leading designer and manufacturer of next-generation IP voice and video products for broadband networks, today announced the release of the new GXP2020 Enterprise SIP Phone. The GXP2020 offers 6 lines, 7 programmable keys, 4 dynamic context-sensitive soft keys, dual switched 10M/100Mbps auto-sensing Ethernet ports with integrated PoE, a large high-resolution backlit LCD display and a sleek, elegant new design. The GXP2020 is the second phone in the GXP Enterprise SIP Phone portfolio.

The new GXP2020 Enterprise SIP phone sports a new stylish design and addresses the need for an elegant IP handset solution for the executive office at a highly competitive price. The GXP2020 is a powerful IP telephone that offers excellent voice clarity, a comprehensive set of advanced call features, multi-language support, security protection, automated provisioning, and broad compatibility with leading SIP platforms including but not limited to Avaya Communication Manager 3.1TM and Avaya SIP Enablement Services 3.1TM, BroadSoft�s BroadWorks®, and asterisk. The SIP stack for GXP series SIP phones is also verified by tekVizion (third party testing lab for Cisco Unified Call ManagerTM 5.0).

The GXP2020 advanced features include 13 call appearance lines with dual color LED (6 lines each programmable with an independent SIP account and 7 programmable hard keys), 4 XML programmable context-sensitive soft keys, 8 function keys, high fidelity wideband audio, a backlit 320x160 high resolution graphic LCD with multi-level grey scales, full-duplex speakerphone with advanced acoustic echo cancellation, dual headset jacks (2.5mm and RJ22), multi-party local conferencing (up to 5-way), shared line appearance and busy lamp field (BLF), comprehensive voice codecs including G.711 (a/u-law), G.723.1, G.729A/B, G.726, GSM, iLBC, and G.722 (wideband), integrated PoE, SRTP and TLS (pending) for privacy protection, as well as secure and automated provisioning for mass deployment. It is ideal for both the executive office and advanced enterprise users.

Grandstream seems to have top notch support services. They have answered many questions and seem to be very responsive. - BEZ (zktech)

Where to buy

Please list alphabetically by country/region (then company name):


Bugs / Tweaks (1.1.4.3):


  • Major : (6.6.2007) __Phone locked during call on speakerphone (HV:0.2). - Martin Vit (festr)

Bugs / Tweaks (FW 1.1.4.14):


  • Major : (6.28.2007) __GSM Codec is garbled durring first 3 to 10 seconds oa a call (HV:0.2). - BEZ (zktech)
  • Major : (6.28.2007) __GSM Codec garbles voicemail prompts and IVR prompts (HV:0.2). - BEZ (zktech)
  • Major : (6.28.2007) __GSM Codec When a second call comes in and starts ringing the current active call becomes garbled to both parties and stays that way unitl the phone stops ringing (HV:0.2). - BEZ (zktech)
  • Minor : (6.28.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)

Bugs / Tweaks (FW 1.1.4.16):


  • Fixed : (7.10.2007) __GSM Codec is garbled durring first 3 to 10 seconds oa a call (HV:0.2). - BEZ (zktech)
  • Fixed : (7.10.2007) __GSM Codec garbles voicemail prompts and IVR prompts (HV:0.2). - BEZ (zktech)

  • Fixed : (7.10.2007) __GSM Codec When a second call comes in and starts ringing the current active call becomes garbled to both parties and stays that way unitl the phone stops ringing (HV:0.2). - BEZ (zktech)
  • Major : (7.10.2007) __G729 Phone somtimes lockes up with this codec this also appears to effect the GXP-2000 if runing this same firmware - BEZ (zktech)
  • Minor : (7.10.2007) __G729 Codec audo is at a lower level in g729 then GSM and PCMU - BEZ (zktech)
  • Minor : (6.28.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)

Bugs / Tweaks (FW 1.1.4.17):


  • Major : (7.23.2007) __GSM Codec becomes garbled and lockes up the phone. This appears to be more prevelent on the GXP-2020 but has occured on our GXP 2000 test phones. - BEZ (zktech)
  • Major : (7.23.2007) __G729 Phone somtimes lockes up with this codec this also appears to effect the GXP-2000 if runing this same firmware the GXP-2000 is not quite as bad on the lockups but they still occure - BEZ (zktech)
  • Minor : (7.23.2007) __G729 Codec audo is at a lower level in g729 then GSM and PCMU - BEZ (zktech)
  • Minor : (7.23.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)

Bugs / Tweaks (FW 1.1.4.18):


  • Major : (7.28.2007) __GSM Codec becomes garbled and lockes up the phone. This appears to be more prevelent on the GXP-2020 but has occured on our GXP 2000 test phones. - BEZ (zktech)
  • Major : (7.28.2007) __G729 Phone somtimes lockes up with this codec It got worse with this version and the GXP-2020 (Do not load this version if you are using G729 and the 2020) this also appears to effect the GXP-2000 if runing this same firmware the GXP-2000 is not quite as bad on the lockups but they still occure - BEZ (zktech)
  • Minor : (7.28.2007) __G729 Codec audo is at a lower level in g729 then GSM and PCMU - BEZ (zktech)
  • Minor : (7.28.2007) __Speaker phone and Headset volumes are a little too low even when pushed all the way up. This is especially noticable while running the GSM Codec the PCMU/ulaw is better (HV:0.2). - BEZ (zktech)
  • Major: (7.28.2007) __If you use the FowardAll soft key option on the GXP-2020 it works on the primary account. You can set it up on any of the other 5 accounts by pressing the account button before entring the forward number. You can't shut off the call forward on accounts 2-6 once set. (Temporary work around you must disable the affected account and reboot the phone then re-enable and reboot.) - BEZ (zktech)

Bugs / Tweaks (FW 1.1.5.15):

  • Major : (12.20.2007) __Microphone processing stops working after some time, requires reboot for any one to be able to hear you. -etamme
  • Minor : (12.14.2007) __XML Application DisplayString "wrap" option does not work. Enabling it blanks the screen upon page load. -cmaj
  • Minor : (12.14.2007) __XML Application audio distorts (snap, crackle, pop) when loading an XML page. The bigger the page, the longer the distortion. Observed up to 1 second of choppy audio. -cmaj
  • Feature Request : (12.14.2007) __XML Application support HTTP POST to phone with XML in body. -cmaj
  • Feature Request : (12.14.2007) __XML Application support more Event states than "Offhook" and "Onhook", possibly consider "KeyPress(num)", "TextMessageReceived", "ReceivedPOST", etc. -cmaj











See Also:

Created by: dontasker, Last modification: Wed 30 of Jul, 2014 (15:22 UTC) by voxsys
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