Voip Phone (SKP-500R)

Key Features

1)Support two models: Bridge and Router(NAT&NAPT)
2)Network Protocols: TCP/UDP/IP, ICMP, HTTP, DHCP Client(WAN Interface), DHCP Server(LAN Interface), DNS Client, DNSRelay, SNTP, PPPoE, FTP, TFTP
3)VoIP Protocols: Support H323 (V4)&SIP (RFC3261, RFC3262, RFC3264, RFC3265)synchronously
4)Voice Codecs: G. 711(A-law/U-law), G. 723. 1, G. 729A/B, G. 726and G. 722
5)NAT transversal: Support STUN client, AVS and Citron etc. Can modify SIP register port, HTTP server port, Telnet server port and RTP port
6)Support two SIP server synchronously: Can register two different SIP server, and can make a call by either proxy

7)Support standard voice features such as numeric Caller ID Display, Call Waiting, Hold, Transfer, Do-Not-disturb, Forward, in-band and out-of-band DTMF, Hotline (off hook autodial), auto answer, ban outgoing
8)Full duplex hands-free speakerphone, redial, call log, volume control, voice record with indicator
9)Support standard encryption and authentication (DIGEST using MD5, MD5-sess)
10)Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G. 168), and AGC (Automatic Gain Control)
11)Provide easy configuration thru manual operation (phone keypad, Web interface and Telenet) or automated centralized configuration file via TFTP or HTTP.
12)Support firmware upgrade via TFTP/FTP and HTTP

Hardware Characteristics
LAN interface: 1x10Base-T LAN port
WAN interface: 1x10Base-T WAN port

Power Supply:
Input: 100-240V 50/60HZ 120MA
Output: DC+7. 5V 1000mA

Working temperature:
Operating Temperature 0-50o C
Relative Humidity: 5-65%


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