Carrier Access Network Device Axxius 800 - Manual (Page 434)

13-4 Axxius 800 - Release 2.2
Quad DS1 ADPCM Card
Technical Specifications
T1 Interface (continued)
l Jitter: meets AT&T Pub. TR-62411
l Solid-state fuseless overvoltage and overcurrent line protection
l Channel status LEDs
l Less than 3 ms signaling latency
l Less than 10 ms overall Axxius 800 system signaling latency
ADPCM Signaling
l Clear Channel Signaling passed on 64K clear channel
l 24-channel 32 Kbps ADPCM compression
Management
l Managed by Axxius 800 DS1 or DS3 Controller Craft or SNMP Interface
Synchronization
l Provides reference clock to backplane from selected T1
Network Standards
l RFC 2495
l ANSI T1.403-1995, T1.231-1993
l ITU G.703, G.704
l 32 Kbps ADPCM voice compression per ANSI T1.302-1989
Clocking
l Loop-timed from any T1
l External from BITS clock input (T1.101, T1.102 signal type)
l Revertive or non-revertive (provisionable) clock switching provides automatic
backup to secondary T1 should the primary T1 fail
l Operates as a Stratum 4E device as defined by Telcordia GR-1244-CORE and
AT&T TR 62411