User's Manual

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RFC 3428, RFC 2327, RFC 2833
RFC 2976, RFC 3263
Voice Codec
G.711-Ulaw, G.711-Alaw, G.722, G.726, G.729, GSM, Speex and Opus
Video Codec
H.261, H.263, H.263+, H.264 and VP8
Fax over IP
T.38 Fax (pass-through)
Note: T.38 support is dependent on fax machine, SIP provider and network/
transport resilience
Voice Processing
DTMF detection and generation
RFC 4733, SIP info, in-band and Auto
Protocols
SIP 2.0 (RFC 3261), TCP/IP, UDP/RTP/RTCP, HTTP, ICMP, ARP, DNS, DHCP,
NTP/SNTP, PPP, PPPoE
Internet Sharing
Network Features
DDNS client (Planet DDNS and easy DDNS)
DHCP server/SNMP v1/v2
IEEE 802.1Q of VLAN
IP assignment (DHCP/Static)
IPv4, IPv6
Manual configuration of static route table
Troubleshooting (ping, traceroute)
VPN server ,VPN client
Security Features
Refuse SIP Register DoS
Refuse Abort Invite Dos
Refuse SSH Login DoS
Firewall and enhances HTTPS connection
Features
PBX Features
SIP Register with UDP/TCP/TLS
Phone Auto-Provision
One Touch Recording
Mobility Extension
Black List
BLF (Busy Lamp Field)
CDR (Call Detailed Record)
Conference Room
DID (Direct Inward Dialing Number)
DISA (Direct Inward System Access)
DNIS (Dialed Number Identification Service)
SRTP (Secure Realtime Transport Protocol)
DND (Do Not Disturb)
FOP (Flash Operation Panel) Status Monitoring
IVR (Interactive Voice Responses)