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1813 VoIP Gateway User’s Guide
Appendix A: Specifications
WAN Interface
Ethernet x 1 IEEE 802.3 10/100 Base-T, Auto-crossing
LAN Interface
Ethernet x 3 IEEE 802.3 10/100 Base-T, Auto-crossing
Analog Interface
FXS x 1
Management
Telnet, Web-based management
Software upgrade via TFTP client or FTP server
Routing Functions
Default gateway Static route, NAT/PAT, DHCP Server/DHCP client, DNS, ARP
Security Functions
Authentication protocols PAP, CHAP,
VPN features PPTP/L2TP/IpSec pass-through
Voice Functions
SIP RFC 3261
H.323, H.323, H.225, H.245
Codec G.711, G.723.1,G.729ab
RTP RFC 1889
SDP RFC 2327
On/Off hook Caller ID ETSI based
Echo cancellation G.168
Silence suppression G.711, G.723.1, G.729ab
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