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GXP21XX User Guide 
Version 1.0.9.108 
 
3 line keys with up to 3 SIP accounts, 8 speed-dial/BLF extension keys with dual-
color LED, 4 programmable contexts sensitive softkeys, 5 navigation/menu keys, 
11 dedicated function keys for: MESSAGE (with LED indicator), PHONEBOOK, 
TRANSFER,  CONFERENCE,  HOLD,  HEADSET,  MUTE,  SEND/REDIAL, 
SPEAKERPHONE, VOLUME+, VOLUME - 
Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), and in-band and 
out-of-band DTMF (in audio, RFC2833, SIP INFO) 
RJ9 headset jack (allowing EHS with Plantronics headsets) 
Hold,  transfer,  forward,  4-way  conference,  call  park,  call  pickup,  shared-call-
appearance  (SCA),  bridged-line-appearance  (BLA),  downloadable  phonebook 
(XML,  LDAP,  up  to  2000  items),  call  waiting,  call  log  (up  to  500  records), 
customization of screen, off-hook auto dial, auto answer, click-to-dial, flexible dial 
plan,  hot  desking,  personalized  music  ringtones  and  music  on  hold,  server 
redundancy and fail-over 
Weather, GMI available for advanced custom application development 
Yes, both on handset and full-duplex handsfree speakerphone 
Yes, allow 2 angle positions 
Layer 2 (808.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS 
User  and  administrator  level  passwords,  MD5  and  MD5-sess  based 
authentication, AES based secure configuration file, SRTP, TLS, 802.1x media 
access control 
English,  Arabic,  Chinese,  Croatian,  Czech,  Dutch,  German,  French,  Hebrew, 
Hungarian, Italian, Japanese, Korean,  Polish,  Portuguese, Russian, Slovenia, 
Spanish, Turkish , Catalan 
Firmware upgrade via TFTP/HTTP/HTTPS/FTP/FTPS, mass provisioning using 
TR-069 or encrypted XML configuration file 
Power & Green 
Energy Efficiency 
Universal power adapter included: Input:100-240 VAC; Output: +12VDC, 0.5A; 
Integrated Power-over-Ethernet (802.3af) 
Dimension: 193mm (W) x 211mm (L) x 84.5 mm (H) 
Unit weight: 0.78kg 
Package weight: 1.3kg 
32-104℉ / 0~40℃, 10-90% (non-condensing) 
GXP2130 phone, handset with cord, base stand, universal power supply, network 
cable, Quick Start Guide 
FCC Part15 Class B, EN55022 ClassB, EN61000-3-2, EN61000-3-3, EN55024, 
EN60950-1, AS/NZS CISPR22 Class B