--Multiple GoIP16 grouping mode --Provide eight cellular channels for IP-PBX --Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2) --Single or Multiple Server Registrations --Two 10/100 Ethernet circuits connect to the LAN and an additional device --GSM module for making GSM calls --Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer --VLAN and QoS support --NAT Transversal and Router functions --Voice prompts, HTTP Web, Auto Provision support for configuration and updates --Highly stable embedded Linux operating system in high performance ARM 9 Processor |