Chapter 14 Overview Of The Serial Spa - Cisco ASR 1000 Configuration Manual

Chapter 14 Overview of the Serial SPAs
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E1 features
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E3 features
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T3 features
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D4 Superframe (SF) and Extended Superframe (ESF) support for each T1 port.
ANSI T1.403 and AT&T TR54016 CI FDL support.
Internal and receiver recovered clocking modes.
Short haul and long haul channel service unit (CSU) support.
Bipolar eight zero substitution (B8ZS) and alternate mark inversion (AMI) line encoding.
B8ZS and AMI line encoding are not configurable for TW on the 2-Port and 4-Port Channelized
T3 SPA.
E1 is not supported on the 1-Port Channelized OC-12/STM-4 SPA in Cisco IOS XE Release 2.6.
Maximum 1.984 Mbps for each E1 port in framed mode and a 2.048 Mbps in unframed E1
mode.
All ports can be fully channelized down to DS0.
Compliant with ITU G7.03, G.704, ETSI and ETS300156.
Internal and receiver recovered clocking modes.
Hi-density bipolar with three zones (HDB3) and AMI line encoding.
E3 is not supported on the 1-Port Channelized OC-12/STM-4 SPA in Cisco IOS XE Release 2.6.
Full duplex connectivity at E3 rate (34.368 MHz).
Supports ITU-T G.751 or G.832 framing (software selectable).
HD3B line coding.
Compliant with E3 pulse mask.
Line build-out: configured for up to 450 feet (135 m) of type 728A or equivalent coaxial cable.
Loopback modes: data terminal equipment (DTE), local, dual, and network.
E3 alarm/event detection (once per second polling):
- Alarm indication signal (AIS)
- Loss of frame (LOF)
- Remote alarm indication (RAI)
Subrate and scrambling features for these data service unit (DSU) vendors:
- Digital Link
- ADC Kentrox
Binary 3-zero substitution (B3ZS) line coding.
Compliant with DS3 pulse mask per ANSI T1.102-1993.
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide
Supported Features
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