| 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 Mbps Ethernet ports, integrated PoE (GRP2601P
only) |
| Graphic Display |
132 x 48 (2.21’’) LCD display |
| Feature Keys |
4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 8 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER,HEADSET, MUTE,
SEND/REDIAL, SPEAKERPHONE, VOL+, VOL |
| Voice Codecs and Capabilities |
Support for G7.29A/B, G.711µ/a-law, G.726, G.722(wide-band),G723,iLBC, OPUS, inband and out-of-band DTMF(in audio, RFC2833, SIP INFO) |
| Telephony Features |
Hold, transfer, forward, 3-way conference, call park, call pickup, shared-call-appearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook(XML, LDAP,
up to 1000 items), call waiting, call log(up to 200 records), 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 |
| Auxiliary Ports |
RJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets) |
| Base Stand |
Yes, 1 angle positions available, Wall Mountable (*wall mount sold separately) |
| QoS |
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS |
| Security |
User and administrator level passwords, MD5 and MD5-sess based authentication,
256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control,
secure boot |
