Technical Documentation

MX80 Modular Interface Card Description

Modular Interface Cards (MICs) provide the physical connections to various network media types. MICs receive incoming packets from the network and transmit outgoing packets to the network. During this process, each MIC performs framing and high-speed signaling for its media type. Before transmitting outgoing data packets through the MIC interfaces, the router encapsulates the packets received.

On the fixed MX80 chassis, the MICs come preinstalled and cannot be replaced.

On the modular MX80 chassis, MICs install into two slots in the front of the router.

The Services PIC slot located in the rear of the chassis is currently not supported.

Figure 1: MICs Installed in an MX80 Router

Image g005025.gif

The MX80 router supports the following types of MICs:

Built-in 10-Gigabit Ethernet MIC

The built-in 10-Gigabit Ethernet MIC is fixed on both models of the MX80 router. The fixed MIC is labeled 0/MIC 0 and is located on the front panel. The built-in 10-Gigabit Ethernet MIC has the following components:

  • Four 10-Gigabit Ethernet ports labeled 0 through 3, left to right.
  • High-performance throughput on each port at speeds up to 10 Gbps
  • Up to 30-Gbps of full-duplex traffic
  • LAN-PHY mode at 10.3125 Gbps
  • WAN-PHY mode at 9.953 Gbps
  • Maximum transmission units (MTUs) of up to 9192 bytes
  • Configurable LAN-PHY and WAN-PHY mode options
  • Synchronous Ethernet support
  • Optical diagnostics and related alarms
  • Cables and connectors:
    • Duplex LC/PC connector (Rx and Tx)
    • Fiber-optic 10-gigabit small form-factor pluggable (XFP) transceivers:
      • 10GBASE-E (model number: XFP-10G-E-OC192-IR2)
      • 10GBASE-L (model number: XFP-10G-L-OC192-SR1)
      • 10GBASE-S (model number: XFP-10G-S)
      • 10GBASE-Z (model number: XFP-10G-Z-OC192-LR2)

      Optical interface specifications—see 10-Gigabit Ethernet Optical Interface Specifications

  • Link LED, one green per port. For more information, see Link LEDs on the MX80 Front Panel.

Built-in Tri-Rate MIC

The built-in Tri-Rate MIC is only available on the fixed MX80 chassis and is not replaceable. The built-in Tri-Rate MIC has the following components:

  • 48 autonegotiating 10Base-T, 100Base-TX, or 1000Base-T Megabit Ethernet ports.
  • Autonegotiation between Gigabit Ethernet circuit partners.
  • Up to 40-Gbps of full-duplex traffic.
  • Maximum transmission units (MTUs) of up to 9192 bytes.
  • Connector: Four-pair, Category 5 shielded twisted-pair connectivity through an RJ-45 connector.
  • Pinout: MDI/MDI-X.
  • Maximum distance: 328 ft (100 m).
  • Link LED, one green per port. For more information, see Tri-Rate MIC LEDs.

Front-Pluggable MICs

You can only install and remove MICs in the modular MX80 chassis. The MIC slots are labeled 1/MIC 0 and 1/MIC 1. Each MIC slot in the modular MX80 chassis has an ejector handle located above the MIC slot.

You can install MICs of different media types as long as the MX80 router supports those MICs.

For more information about supported MICs, see MICs Supported by MX Series Routers.


Published: 2010-08-13

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