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Software release

  • MX240, MX480, and MX960 routers : Junos OS Release 12.1 and later

  • MX2010 and MX2020 router: Junos OS Release 12.3 and later

For information on which MICs are supported on this MPC, MIC/MPC Compatibility.


  • Power requirement: 10.83 A @ 48 V (440 W; plus 40 W for each of the two MICs)

  • Requires high-capacity fan trays

  • Weight: 14.94 lb (6.78 kg)

  • Model number: MX-MPC3E-3D

  • Name in the CLI: MPCE Type 3 3D

Hardware features

  • Two slots for MICs

  • Chipset for increased scaling for bandwidth, subscribers, and services

  • Supports maximum transmission unit (MTU) size of 9,192 bytes for host bound packets. For Junos OS 16.1R1 and later releases, the MTU size supported is 9,500 bytes.


To support fabric redundancy, the MPC3E requires the Enhanced MX Switch Control Board (SCBE).

Software features


OK/FAIL LED, one bicolor:

  • Steady green—MPC is functioning normally.

  • Blinking green—MPC is transitioning online or offline.

  • Red—MPC has failed.