Specifications
|
Network Protocol |
SIP v1 (RFC2543), v2(RFC3261)
-Outbound proxy
-Support backup proxy registration
-Support IP or domain name for primary and secondary
proxy address and auto switching is enabled
IP/ICMP/ARP/RARP/SNTP
TFT Client /DHCP Client/PPPoE Client
Telnet/HTTP Server
DNS Client
NAT Traversal
-STUN
-UPnP
Support ToS
Security
-HTTP 1.1 basic/digest authentication for Web Setup
-MD5 for SIP authentication (RFC2069/RFC2617) |
Voice Feature |
Voice Codec
-G.711: 64k bit/s (PCM)
-G.723: 1:6.3,/5.3, bit/s
-G.726: 16k/24k/32k/40k bit/s (ADPCM)
-G.729A: 8k bit/s (CS-ACELP)
-G.729B: adds VAD & CNG to G.729
VAD: Voice Activity Detection
CNG: Comfortable Noise Generator
LEC: Line Echo Canceller
Packet Loss Compensation
DTMF
-In-Band DTMF
-Out-Band DTMF
-SIP Info
Tone Generation
-Ring Tone
-Ring Back Tone
-Dial Tone
-Busy Tone
-Programming Tone
|
Call Function |
Call Hold
Call Waiting
Call Forwarding
Caller ID
Flash
Volume Adjustment
Speed Dial Key
Phone Book |
Firmware and Configuration Update |
Web Browser
Telnet
Voice Configuration
TFTP
HTTP |
Weight: |
0.44lbs (0.2kgs) |
Dimensions: |
4" x 4" x 1.4" (165mm x29mm x 139mm) |
