The DVG-2032S VoIP Station Gateway presents an ideal Internet telephone solution for business use.This gateway converts voice traffic into data packets for transmission over the Internet. It combines the industry’s latest Voice over IP (VoIP) network technology with advanced communication features, and is fully compatible with SIP Internet phone services. High port densities allow it to provide a low cost of ownership, convenience, and great savings for companies needing to place frequent longdistance and international business calls.
Voice Features
SIP Call Features
Telephony Specifications
SIP Account Management
SIP Call Management
IP Network Specifications
Network Protocol Support:
IP, TCP, UDP, TFTP, FTP, RTP, RTCP, ARP, RARP, ICMP,
NTP, SNTP, SNMP v1/v2, HTTP, HTTPS, DNS,
DNS SRV, Telnet, DHCP Server, DHCP Client,
STUN Client, UPnP, IGMP snooping, IGMP proxy
QoS Support:
WAN: DiffServ, IP Precedence, Priority Queue,
Rate Control, 802.1Q (VLAN Tagging), 802.1p (Priority
Tag)
LAN: Rate Limit
DDNS Support
Network Security Specifications
Management
SIP, Voice and FAX Related Standard
Flow Examples
RFC3892 The Session Initiation Protocol (SIP) Referred-By Mechanism
RFC3960 Early Media and Ringing Tone Generation in the Session Initiation Protocol (SIP)
RFC3986 Uniform Resource Identifier (URI): Generic Syntax
RFC4028 Session Timers in the Session Initiation Protocol (SIP)
Draft-ietf-sipping-service-examples-08 for call features