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T320 T Series Control Board (T-CB) Description


Each T-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: T320 T-Series Control Board (t-cb)
T320 T-Series Control Board (t-cb)

The T-CB faceplate contains the following:

  • Three LEDs, located on the control board faceplate, indicate its status.T320 Standard Control Board and T-CB LEDs describes the functions of the control board LEDs.

  • The control board online/offline button. This button is not functional.

  • Two configuration switches, located on the T-CB faceplate. On the T320 router, the M/S and CHASSIS ID switches must always be set to S and O.

  • Two RJ-45 ports labeled AUX and CIP . These ports are not used in a T320 router.