Rate and give feedback:
Feedback Received. Thank You!
Channelized DS3 IQ PIC (M7i Router)
Software release | - Junos OS Release 6.0 and later
|
Description | - Four DS3 ports
- Power requirement: 0.32 A @ 48 V (15.6 W)
- Intelligent queuing (IQ) PICs support fine-grained queuing
per logical interface
- Channelization: DS3, DS0
|
Hardware features | - Data service unit (DSU) functionality
- Subrate and scrambling:
- Digital Link/Quick Eagle
- Kentrox
- Larscom
- ADTRAN
- Verilink
- B3ZS line encoding
- M13 or C-bit parity
- Full bit error rate test (BERT)
- Local and remote loopback testing
|
Software features | - Quality of service (QoS) per channel: weighted round-robin
(WRR), random early detection (RED), weighted random early detection
(WRED)
- Simple Network Management Protocol (SNMP): DS1 MIB, DS3
MIB
- Dynamic, arbitrary channel configuration
- Encapsulations:
- High-Level Data Link Control (HDLC)
- Frame Relay
- Circuit cross-connect (CCC)
- Translational cross-connect (TCC)
- Point-to-Point Protocol (PPP)
|
Cables and connectors | - Standard DS3 BNC coaxial cable interfaces
|
LEDs | One tricolor per port: - Off—Not enabled
- Green—Online with no alarms or failures
- Yellow—Online with alarms for remote failures
- Red—Active with a local alarm; router has detected
a failure
|
Alarms, errors, and events | - Alarm indication signal (AIS)
- Excessive zeros (EXZ)
- Far-end block error (FEBE)
- Frame error
- Idle code, Idle received
- Line code violation (LCV)
- Loss of signal (LOS)
- Out of frame (OOF)
- Parity bit (P-bit) disagreements
- Path parity error
- Yellow alarm bit (X-bit) disagreements
|
Instrumentation (counters) | - Layer 2 per-queue and per-channel packet and byte counters
|
Published: 2012-03-21
Copyright© 1999-2012 Juniper Networks, Inc. All rights reserved.
