Housing
Size: 210 x 184 x 32 mm
1 HE for 19” systems
Weight: 1050 g
Interfaces
4 x ISDN PRI: TE mode for trunk interface or
NT mode to insert in trunk lines, „Power-
off-loop“ interconnect two PRI interface in
power off status, total 60 channels
1 x ISDN interface in TE and NT mode, for
routing, admin, synchronizing, backup or
other
2 x Ethernet: RJ 45 interface 10/100-BASE-TX
(auto negotiation), Power over Ethernet
(802.3af, Class 3)
Slot for Compact Flash Cards Type I
Hardware
Power supply:
Power over Ethernet (802.3af, Class 3)
or
internal mains adapter
Primary: 100-240 V, 50 Hz, 200 mA
Secondary: 40V DC, 12 W
Power consumption: see wiki-article
„HowTo:Power Consumption“
Digital Signal Processor (DSP)
for codecs up to 60 voice channels
128 MB SDRAM, 16 MB Flash
Operation temperature: 0 °C to +45 °C,
Humidity: 10% to 90%
(not condensed)
Storage temperature: -10 °C to +70 °C
VoIP protocols
H.323 version 5
SIP version 2, conform RFC 3261
SIP over UDP, TCP, TLS, SIPS
RTP, SRTP, RTCP
T.38 (Fax)
Voice Codecs
G.711 A-law / µ-law,
G.729AB,
VAD, CNG,
Dynamic Jitter Buffering
Echo Compensation: G.168
Network
• PPPoE, manual or automatic connection
after boot
• PPTP Tunneling up to 32 tunnels
simultaneously, encoding via MPPE
• NAT, H.323-NAT
• RSTP, IEEE 802.1x
• VLAN-ID (DHCP and LLDP/MED support)
• NTP support
ISDN
• Routing VOIP-ISDN, ISDN-ISDN, VOIP-VOIP
• Automatic dial tone European and US
Standard
• ENUM for H.323 and SIP protocols
• Protokolle EDSS1, QSIG, T1-CAS, E1-CAS
• Plays recorded messages deposed on CF
card or on a web server
Administration
Password protected administration via web-
browser, Kerberos server
Log and trace files, Display of interface and
connection status, Ping – connection test for
Internet Protocol, Sending SNMP Traps
Save and reload config files, Boot code and
firmware update via HTML upload, Automatic
update via update server
Need help?
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