VoIP-Gateway (SVG6032S V1.0)

Features: 1) SIP (RFC 3261, 3262, 3264) 2) Voice Packet Encapsulation and Description Protocols RTP (RFC 1889) and SDP ](RFC 2327) 3) DTMF in-band and out-band (RFC 2833) (SIP INFO) 4) DDNS (secure and innovative dynamic DNS service) (SIP version) 5) Subscriber/Notify method (RFC 3265) (SIP version) 6) Voice Activity Detection (VAD) and Comfort Noise Generation (CNG) 7) Silence suppression 8) Adaptive jitter buffer 9) Compensation for Loss of Packet 10) In-band or out-band DTMF relay 11) Selectable Tx/Rx gain adjustment 12) Tone generation (GR-506) and custom definable 13) Caller ID (Bell Core-GR-30, FSK, ETSI) Voice algorithms: Supports voice compression with ITU-T standard compatible FAX mode: 1) Transparent FAX mode (G3, T.30) 2) FAX auto-detection 3) FAX relay mode: ITU-T T.38 real time G3 FAX over IP protocol 4) Supports ITU-T V.21, V.27ter, V.29 and V.17 up to 14,400bps Quality of service (QoS); 1) Type-of-service (ToS) bit-tagging 2) VLAN Tagging 3) Internal queues/buffer management for voice prioritization Voice features 1) Call hold 2) Call waiting 3) Call transfer 4) 3-way call conference 5) Call forward (always, busy, no answer) 6) Speed dial 7) Polarity reversal 8) Distinctive rings 9) FAX 10) Caller ID 11) Caller ID blocking (via 3323 and 3325) 12) Voice-mail notification 13) Internal phone book and digitmap (SIP only) 14) Configuration hook-flash timing Data features: 1) Advanced routing 2) Gateway/bridge mode features 3) PPPoE features 4) Static or dynamic using DHCP client 5) Configurable DHCP free IP range for LAN interfaceNAT: 1) STUN (SIP) 2) Dynamic DNS (SIP)Data networking 1) MAC address (IEEE 802.3) 2) IPv4 (RFC 791) 3) ARP - Address Resolution Protocol 4) DHCP Client (RFC 2131) 5) ICMP - Internet Control Message Protocol (RFC 792) 6) TCP - Transmission Control Protocol (RFC 793) 7) UDP - User Data gram Protocol (RFC 768) 8) RTP - Real Time Protocol (RFC 1880/1890) 9) PPPoE (RFC 2516) 10) Type of Service, TOS (RFC 2030) 11) MD5 password encryption (RFC 1321) 12) Encryption of configuration file 13) Internet multicast backbone (RFC 2327) Management and provisioning: 1) Remote software upgrade and configuration 2) Upload/download via TFTP 3) Telnet/Craft CLI 4) NMS (Network Management System) based on SNMP 5) Trap 6) Username and password authentication 7) Advanced MGCP/SIP authentication 8) Debug capability