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Line Module Features
The following features are supported by the system
line modules:
- Three different clocking options: internal timing, loop
timing, and chassis timing
- DS3 framing type—Both M23 framing and C-bit parity
- DS1 framing type—Both D4 framing mode and ESF framing
mode
- DS3 loopback—For line, payload, diagnostic, and
DS1 loopbacks
- DS1 loopback—For line, payload, and diagnostic loopbacks
- DS3/DS1 line status/alarm monitoring
- DS1 line coding type—Both AMI line encoding and
B8ZS line encoding
- Unique IP interface support—For each PPP or Frame
Relay PVC interface
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