VoIP Gateway

Description:
SIP and h.323 protocol
Codec: G.711A-/U-law, G.723.1/AG, 729A/B etc
PPPoE, DHCP and static IP supported
Diffserv ,SNTP(SIP version) ,CNG.TOS.JITTER BUFFER, VAD
Intelligent routing ; Power-off protection
T38 supported
Caller ID checking and displaying supported
FSK and DTMF check and generate
Busy tone self-learning
CNG(Comfort Noise Generation) and value adjustment supported
Polarity reversal billing provided
Voice record and IVR Programmable
Remote management, upgrade and maintenance

Price Terms :	FOB