4-/8-/16-/24-/32-Port SIP Internet Telephony Gateway
4
Outbound Proxy
DNS SRV/A Query/NATPR Query
SIP Trunk
Early Media/Early Answer
NAT:STUN, Static/Dynamic NAT
Supplementary Service
Call Waiting
Blind Transfer
Attend Transfer
Call Forward on Busy
Call Forward on No Reply
Unconditional Call Forward
Warm/Immediately Hotline
Call Hold
Do-not-disturb
3-way Conferencing
Message Waiting Indicator
Software Features
Hunting Group
Web ACL
Telnet ACL
Action URL
PPPoE/IPv4/IPv6
Digitmap
Bandwidth Optimization
Routing Rules based Prefixes
Caller/Called Number Manipulation
Management
SNMP v1/v2/v3
TR069
Auto Provisioning
Web/Telnet
Configuration Backup/Restore
Firmware Upgrade via Web
CDR
Syslog
Ping and Tracert Test
Network Capture
Outward Test(GR909)
NTP and Daylight Saving Time
IVR local Maintenance
Standards Conformance
Emission
CE, FCC