User's Manual
GXP2130/GXP2140/GXP2160/GXP2170/GXP2135   
ADMINISTRATION GUIDE 
Page 20 of 85 
Table 7: GXP2135 TECHNICAL SPECIFICATIONS 
Protocols/Standards 
SIP  RFC3261,  TCP/IP/UDP,  RTP/RTCP,  HTTP/HTTPS,  ARP,  ICMP,  DNS  (A 
record, SRV, NAPTR), DHCP, PPPoE, SSH, 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 
2.8 inch (320x240) TFT color LCD 
Bluetooth 
Yes, Bluetooth V2.1 
Feature Keys 
8 line keys with up to  4 SIP  accounts or 32  provisionable BLF/fast-dial keys,4 
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),  in-band  and 
out-of-band DTMF (in audio, RFC2833, SIP INFO) 
Auxiliary Ports 
RJ9 headset jack (allowing EHS with Plantronics headsets) 
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 
Weather, currency, news 
GMI available for advanced custom application development 
HD audio 
Yes, both on handset and speakerphone 
Base  Stand  /  Wall 
Mountable 
Yes, allow 2 angle positions 
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 
Power  &  Green 
Energy Efficiency 
Universal power adapter included:Input:100-240VAC ; Output: +12VDC, 0.5A ; 
Integrated Power-over-Ethernet (802.3af) 
Max power consumption 3W (power adapter) or 25.5W (PoE) 
Physical 
Dimention: 228mm (W) x 206mm (L) x 46.5mm (H);   










