E1/T1 PRI ISDN Trunking Gateway

Specifications

Voice Feature

• G.711 a/μ, G.726(32K), G.729A, G.723.1
• Silence Suppression and Detection
• Comfort Noise Generation (CNG)
• Voice Activity Detection (VAD)
• Echo Cancellation (G.168)
• Adjustable jitter buffer
• Adjustable packet time (by Codec type)
• Programmable Gain Control
• Adjustable call progress tone volume

SIP Method Support

• ACK, BYE, CANCEL, INFO, INVITE, MESSAGE, NOTIFY, OPTIONS, PING, PRACK, PUBLISH, REFER, REGISTER, SUBSCRIBE, UPDATE

SIP Call Features

• Peer to Peer Call
• Call Forward – unconditional, busy, no answer
• Do Not Disturb
• Speed Dialing
• Hot Line and Warm Line

SIP Call Management

• Support Outbound Proxy
• Support SIP Compact Form
• SIP Registration Failover
• Group Hunting
• P-Asserted-Identity per RFC3325
• Privacy Mechanism per RFC3323
• Session Timers (Update / Re-invite)
• DNS SRV Support
• Call Types: Voice / Modem / FAX
• User Programmable Dial Plan
• CDR by RADIUS client
• Manual Peer Table (for P2P calls)
• E.164 Numbering, ENUM support

SIP Account Management

• By channel registration
• By E1/T1 registration (share account)
• Invite with Challenge
• Support RFC3986 SIP URI format

Physical Interface

• WAN: 1 x 100 BaseTx, auto cross-over, auto speed negotiation, RJ-45 connector
• LAN: 2 x 100 BaseTx switch, auto cross-over, auto speed negotiation, RJ-45 connector
• E1/T1: RJ48C
• Factory default and Reset button

Telephony Specification

• In-Band DTMF, Out-of-Band DTMF Relay (RFC2833 or SIP INFO)
• Caller ID
• T.30 FAX passthrough, T.38 Real Time FAX Relay

LED Indicators

• Power, Alarm, VoIP, Run, AIS, RAI, LINK, LOS, LBK, WAN, LAN

General Information

• Dimensions : 44.5 (W) x 25 (D) x H 4.5 (H) mm
• Weight : 3.8kg
• Power : AC 100~240 V 50/60Hz input
• Operating temperature :0°C~ 45 °C
• Storage temperature : – 20°C~ 70 °C
• Operating Humidity : Up to 90% RH, non-condensing

IP Network Specification

• WAN: Static IP, PPPoE, DHCP, PPTP
• Network Protocol Support:
• IP, TCP, UDP, TFTP, FTP, RTP, RTCP, ARP, ICMP, NTP,DHCP, STUN Client, HTTP, HTTPS, DNS, DNS SRV, Telnet
• IPv4, IPv6
• DDNS Support
• QoS Support:
• WAN: DiffServ, IP Precedence

Network Security Specifications

• DIGEST Authentication
• MD5 Encryption
• DoS Protection
• Caller Filter by IP address

Management

• Web-Based Configuration
• Telnet command line interface (CLI)
• IVR Configuration
• FTP / TFTP / HTTP Software Upgrade
• Configuration Backup and Restore
• SNMP V1/V2c/V3

Digital Interface

• Supported Switch Types: ETSI, DMS, NET2, 5ESS
• Line coding:

E1 ISDN PRI: HDB3 T1 ISDN PRI: B8ZS, AMI

• Line Impedance:

E1 120 Ohm, Balanced 75 Ohm, UnBalanced T1 100 Ohm

• Framing :

E1: ITU-T G.704 T1: SF, SLC96, ESF

E1 Loopback

• Digital loopback (DLBK)
• Remote loopback (RLBK)
• ST-BUS loopback (SLBK)
• Payload loopback (PLBK)
• Metallic loopback (MLBK)
• Per time slot Local loopback (LTSL)
• Per time slot remote (RTSL)

SIP, Voice and FAX Related Standard

• RFC1889, RFC2543, RFC2833, RFC2880, RFC2976, RFC3261, RFC3262, RFC3263, RFC3264, RFC5359, RFC3265, RFC3311, RFC3323, RFC3325, RFC3362, RFC3515, RFC3550, RFC3665, RFC3824, RFC3841, RFC3842, RFC3891, RFC3892, RFC3960, RFC3986, RFC4028

Network Related Standard

• RFC318, RFC791, RFC792, RFC793, RFC768, RFC826, RFC959, RFC1034, RFC1035, RFC1058, RFC1157, RFC1305, RFC1321, RFC1349, RFC1350, RFC1661, RFC1738, RFC2854, RFC2854, RFC2136, RFC2327,
• RFC2474, RFC2516, RFC2616, RFC2617, RFC2637, RFC2766, RFC2782, RFC2818, RFC2916, RFC3022, RFC3489