Physical Interfaces
E1/T1/J1 port: 1 or 2
Dual Base-T connectors
LAN/WAN: 10/100/1000 Mbps
Voice Processing
Protocol: SIP(RFC3261)
DTMF: RFC2833, SIP Info, In-band.
Codec: G711a, G711u, G.722, G.726, G.729a, GSM, Speex, ADPCM
Transport: UDP, TCP, TLS, SRTP
Echo Cancellation: ITU-T G.168 LEC
Telephony
Blocklist
Call detail records
Call duration limitation
Caller ID
Caller ID prefix
Call routing rules
SIP trunk support
SIP peer mode
SIP Registrar for IP phones
T.38 fax
Trunk group
Signalling
PRI switch types: Euro ISDN, nation,Q.SIG
CAS: MFC R2 (Argentina, Brazil, China,Czech Republic, Colombia, Ecuador,Indonesia, ITU, Mexico, Philippines,Venezuela)
SS7: ITU, ANSI, China
Internet
DDNS
IP Blocklist
NAT Traversal
QoS/ToS
PPPoE
Static Route
System
Backup and restore
Custom prompts
E1/T1/J1 diagnostics
Firmware upgrade by HTTP/TFTP
Packet Capture Tool
System logs
Security: Firewall, TLS, SRTP, HTTPS
Web based configuration
Applications
Connect legacy PBX to VoIP services
Connect IP-PBX to ISDN trunkings
ISDN connectivity for Contact Center
Connect legacy PBX to IP-PBX at the branch office
Interconnect multiple PABX to realize free inter-office calls
Physical
Dimensions: 213x160x44 mm
Power Supply: AC 100-240V (12V 2A)
Operation Range: 0°C to 40°C, 32°F to 104°F
Storage Range: -20°C to 65°C, -4°F to 149°F
Humidity: 10-90% non-condensing