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T1 PIC (M10i Router)

Image g001373.gif

Software release

  • JUNOS 6.0 and later

Description

  • Four T1 ports
  • Power requirement: 0.08 A @ 48 V (3.7 W)
  • Supports clear channel T1 per port (1.544 Mbps per channel)
  • Supports attenuation up to –12 dBm

Hardware features

  • Per-port loop timing
  • Onboard DSU functionality for T1 connectivity

Software features

  • ESF and SF framing
  • B8ZS and AMI coding
  • ESF CSU counters, WRT impairments, and CRC checking
  • Local DS1 line loopback, remote line loopback
  • Configurable clock source—internal or loop
  • Encapsulations:
    • High-Level Data Link Control (HDLC)
    • Frame Relay
    • Circuit cross-connect (CCC)
    • Point-to-Point Protocol (PPP)

Cables and connectors

  • 100-ohm RJ-48 connector

LEDs

One tricolor per port:

  • Off—Not enabled
  • Green—Online with no alarms or failures
  • Amber—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)
  • Bipolar violations
  • Excessive zeros
  • Far-end block errors (FEBE, E-bit errors)
  • Loss of frame (LOF), Loss of signal (LOS)
  • Yellow alarm bit (X-bit) disagreements

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