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Trunking Gateway , Media Gateway
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Trunking Gateway , Media Gateway:
Key Features:
Flexible configuration up to 8 T1/E1
G.711, G.723.1, G.729A codec
G.168 echo cancellation
DTMF relay and fax relay
Redundant power modules
Hot swappable modules
Supported Protocols:
Session Initiated Protocol (SIP)
ISDN PRI (USA, ITU, and China)
RTP/RTCPTFTP for remote software upgrade
HTTP for system and interface configuration and monitoring
Telnet for remote support
DHCP for dynamic IP address allocation
DTMF Relay (RFC2833)
STUN Client for NAT/firewall traverse
CDR/Radius
T.38 Fax Relay
Other Sepcifications:
Power:100-240 AC input,50-60 Hz, maximum current 1 Amp
Power Consumption:70 Watt Max
Internal Memory:128MB
System Flash Memory:8MB
Ethernet Interface: RJ-45
T1 Interface: RJ-45
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