Maximum number SIP to SIP calls: 160 ¦ Maximum number TDM to SIP calls: 84 ¦ Maximum number of concurrent calls: 160 ¦ Maximum number of transcoded sessions: 160 ¦ Maximum number of registered users: 600 ¦ Maximum number of TLS sessions: 160 ¦ Maximum number of SRTP sessions: 160 ¦ SIP signalling sessions: 100 ¦ Maximum number of call route entries: 1000
VoIP Protocols
SIP, RTCP, RTP, SRTP
Telephony Interfaces
4 phone (FXS), 4 line (FXO), 1 phone (ISDN PRI)
Power
AC 120/230 V (50/60 Hz)
Dimensions (WxDxH)
17.5 in x 12 in x 1.7 in
General
Device Type
VoIP gateway
Height (Rack Units)
1U
Width
17.5 in
Depth
12 in
Height
1.7 in
Expansion / Connectivity
Interfaces
2 x USB 2.0 - Type A ¦ 2 x 1000Base-T - RJ-45 ¦ 4 x FXS ¦ 4 x FXO ¦ 1 x phone
Networking
Form Factor
External
Connectivity Technology
Wired
Line Rate
T-1/E-1
Data Link Protocol
Ethernet, Fast Ethernet, Gigabit Ethernet
Network / Transport Protocol
TCP/IP, UDP/IP, NTP, IPSec, DNS, RTP, RTCP
Routing Protocol
OSPF, RIP
Remote Management Protocol
SNMP 2, SNMP 2c, HTTP, HTTPS
Performance
Maximum call setup rate: 4 calls per second
Capacity
Maximum number SIP to SIP calls: 160 ¦ Maximum number TDM to SIP calls: 84 ¦ Maximum number of concurrent calls: 160 ¦ Maximum number of transcoded sessions: 160 ¦ Maximum number of registered users: 600 ¦ Maximum number of TLS sessions: 160 ¦ Maximum number of SRTP sessions: 160 ¦ SIP signalling sessions: 100 ¦ Maximum number of call route entries: 1000
Status Indicators
Power, alarm, peer node, ready
Features
Firewall protection, NAT support, auto-uplink (auto MDI/MDI-X), Syslog support, DoS attack prevention, DiffServ support, manageable, DDos attack prevention, IPSec Virtual Private Network (VPN), Access Control List (ACL) support, Quality of Service (QoS), DHCP server, bandwidth control, DHCP client, optimized for Microsoft Lync, NTP time synchronization, Call Admission Control (CAC), DiffServ Code Point (DSCP) support