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SIP RFC3261, TCP/IP/UDP, RTP/RTCP/RTCP-XR, HTTP/HTTPS, ARP, ICMP,
DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, FTP/FTPS, NTP,
Protocols/Standards
STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6
Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports with integrated
Network Interfaces
PoE
4.3 inch (480x272) TFT color LCD
Graphic Display
Bluetooth
Yes, Bluetooth version 5
Wi-Fi
Yes, dual-band
10 line keys with up to 5 SIP accounts, 40 speed-dial/BLF extension keys with
dual-color LED, 5 programmable contexts sensitive Softkeys, 5 navigation/menu
Feature Keys
keys, 9 dedicated function keys for: MESSAGE (with LED indicator), TRANSFER,
HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOLUME+,
VOLUME-
Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), OPUS, iLBC
Voice Codec
and in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Auxiliary Ports
RJ9 headset jack (allowing EHS with Plantronics headsets), USB port.
Hold, transfer, forward, 3-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 2000 records),
Telephony Features
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
Yes, both on handset and full-duplex handsfree speakerphone
HD audio
Yes, can power up to 4 GBX20 modules which features 4.3" Color LCD, 20 quick-
Extension Module
dial/BLF keys which dual-color LED, 2 navigation keys.
Base Stand
Yes, allow 2 angle positions
Wall Mountable
Yes, (*wall mount sold separately)
Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
QoS
User and administrator level passwords, MD5 & MD5-sess based authentication,
Security
AES based secure configuration file, SRTP, TLS, 802.1x media access control
English, Arabic, Chinese, Croatian, Czech, Dutch, German, French, Hebrew,
Multi-language
Hungarian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Slovenia,
Spanish, Turkish
Firmware upgrade via TFTP/FTP/FTPS/HTTP/HTTPS, mass provisioning using
Upgrade/Provisioning
TR-069 or encrypted XML configuration file
Power & Green
Universal power adapter included: Input:100-240V; Output: +12V, 0.5A;
Integrated Power-over-Ethernet (802.3af)
Energy Efficiency
Physical
Dimensions : 243mm x 210mm x 82.3mm
Table 5: GRP2615 Technical Specifications
GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
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