User's Manual
FIRMWARE VERSION 1.0.0.3 GXP2140 USER MANUAL   Page 10 of 77 
Protocols/Standards 
SIP  RFC3261,  TCP/IP/UDP,  RTP/RTCP,  HTTP/HTTPS,  ARP,  ICMP,  DNS  (A 
record,  SRV,  NAPTR),  DHCP,  PPPoE,  TELNET,  TFTP,  NTP,  STUN,  SIMPLE, 
LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6 
Network Interfaces 
Dual  switched  auto-sensing  10/100/1000  Mbps  Gigabit  Ethernet  ports  with 
integrated PoE 
Graphic Display 
4.3 inch (480x272) TFT color LCD 
Bluetooth 
Yes, Bluetooth V2.1 
Feature Keys 
4 line keys with up to 4 SIP accounts, 5 programmable context sensitive softkeys, 
5 navigation/menu keys, 11 dedicated function keys for : MESSAGE (with LED 
indicator),  PHONEBOOK,  TRANSFER,  CONFERENCE,  HOLD,  HEADSET,   
MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL- 
Voice Codec 
Support for G.729A/B, G.711ยต/a-law, G.726, G.722 (wide-band), and in-band and 
out-of-band DTMF (in audio, RFC2833, SIP INFO) 
Auxiliary Ports 
RJ9  headset  jack  (allowing  EHS  with  Plantronics  headsets),  USB,  extension 
module port 
Telephony Features 
Hold,  transfer,  forward,  5-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 
Sample Applications 
Google Voice (pending), weather, stock, currency, news (pending), Internet radio 
(pending),  Last.fm  (pending),  GMI  available  for  advanced  custom  application 
development 
HD audio 
Yes, both on handset and speakerphone 
Extension Module 
Yes,  can  power  up  up  to  4  GXP2200EXT  modules  which  features  a  128x384 
graphic  LCD,  20 quick-dial/BLF  keys which dual-color  LED, 2  navigation keys, 
and less than 1.2W power consumption per unit. 
Base Stand 
Yes, allow 2 angle positions 
Wall Mountable 
Yes 
QoS 
Layer 2 (808.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS 
Security 
User  and  administrator  level  passwords,  MD5  and  MD5-sess  based 
authentication,  AES  based secure configuration file, SRTP,  TLS, 802.1x media 
access control 
Multi-language 
English,  Arabic,  Chinese,  Croatian,  Czech,  Dutch,  German,  French,  Hebrew, 
Hungarian,  Italian,  Japanese,  Korean,  Polish,  Portuguese,  Russian,  Slovenia, 
Spanish, Turkish 
Upgrade/Provisioning 
Firmware upgrade via TFTP/HTTP/HTTPS, mass provisioning using TR-069 or 
encrypted XML configuration file 










