Carrier Access Network Device Axxius 800 - Manual (Page 484)

17-4 Axxius 800 - Release 2.2
Low Speed Protection Card
Features
Features
l Redundant 1:7 T1 interface protection
l Maintains service during card swaps
l Four T1 ports provide hot-standby backup for up to 28 T1 ports
l Any of the eight service slots can be designated as a Backup card slot
l Seven selectable protection priority levels
l Selectable 24-hour lockout feature
l Enables remote SNMP, or Telnet provisioning, monitoring and testing of services
and network conditions
Technical Specifications
Controller Software and Hardware Required
l Controller software Release 1.2 or higher is required for the Low Speed
Protection card
l Quad T1 Service cards (2 min.) requires Quad T1 Release 2.0 or higher
l Quad DS1 ADPCM Service cards (2 min.) Requires Controller Release 2.0 or
higher
Protection Capacity
l 1:7 T1 ports
Switchover Criteria
l Active card removal
l Line code violation count
l Loss of Signal/Loss of Frame
l All zeros
l Internally shorted pair
l Active card power loss