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T640 LCC-CB Description


Each LCC-CB consists of the following components:

  • 100-MB Ethernet switch for intermodule communication.

  • PCI bus to the Routing Engines.

  • Switch processor mezzanine board (SPMB).

Figure 1 shows the LCC-CB.

Figure 1: LCC-CB

The following components are located on the LCC-CB faceplate:

  • Three LEDs labeled MASTER, FAIL, and OK indicate its status.

  • The online/offline button.

  • Two configuration switches—M/S and CHASSIS ID—that must be set to S and 0 for standalone T640 routers.

  • RJ-45 ports labeled SFC0 through SFC5, which are not currently supported on the T640 router. Two LEDs for each port—labeled LINK and ACT— are also not supported.

  • One JCS port, which is not supported on the T640 router. The LINK LED indicates the status of the port.