MSG | Yes | Yes | Yes | Yes |
MENU | Yes | Yes | Yes | Yes |
NAVIGATION (4) | Yes | Yes | Yes | Yes |
Device | |
Management | including behind firewall/NAT |
| Auto/manual provisioning system, GUI Interface |
| Support Layer 2 (802.1Q, VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS) |
| Expansion interface, Address Book |
Audio Features | |
| Advanced Digital Signal Processing (DSP) |
| Dynamic negotiation of codec and voice payload length |
| Support for G.723,1 (5.3/6.3K), G.729A/B, G.711 |
| band), GSM and iLBC codecs |
| |
| Silence Suppression, VAD (voice activity detection), CNG (comfort noise |
| generation), ANG (automatic gain control) |
| Acoustic Echo Cancellation (AEC) with Acoustic Gain Control (AGC) for |
| speakerphone mode, Support side tone |
| Adaptive jitter buffer control |
Telephony | Intuitive graphic user interface (GUI), downloadable phone book (XML, LDAP), |
Features | support for anonymous call using privacy header, MLS (multi language support) |
| Voice mail indicator, downloadable custom |
| (attended/blind), call forward, call waiting, caller ID, mute, redial, call log, caller ID |
| display or block, |
| |
| dial and speed dial |
Network and | Via keypad/LCD, Web browser, or secure (AES encrypted) central configuration file, |
Provisioning | manual or dynamic host configuration protocol (DHCP) network setup |
| Support NAT traversal using IETF STUN and Symmetric RTP |
| Support for IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS |
Firmware | Support firmware upgrade via TFTP or HTTP, |
Upgrades | Support for Authenticating configuration file before accepting changes |
| User specific URL for configuration file and firmware files |
Advanced | Message waiting indication, support DNS SRV Look up and SIP Server Fail Over, |
Server Features | Support customizable idle screen via downloading XML by HTTP/TFTP |
Security | DIGEST authentication and encryption using MD5 and |
| TLS (pending) |
Grandstream Networks, Inc. | GXP User Manual | Page 11 of 38 |
| Firmware 1.1.5.15 | Last Updated: 12/2007 |