Supports 2 SIP profiles through 4 FXS ports and dual Gigabit ports
 
 
Includes a built-in NAT router which can handle routing speeds up to 100MBps
 
 
TLS and SRTP security encryption technology to protect calls and accounts
 
 
Automated provisioning options include TR-069 and XML config files
 
 
Supports 3-way voice conferencing
 
 
Failover SIP server automatically switches to secondary server if main server loses connection
 
 
Supports T.38 Fax for creating Fax-over-IP
 
 
Supports a wide range of caller ID formats
 
 
Use with Grandstream?s UCM series of IP PBXs for Zero Configuration provisioning