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Guidelines for Identifying Active PICs on MPC5E-40G10G

MPC5E contains two Packet Forwarding Engines (PFEs) and 4 fixed port PICs. On MPC5E-100G10G, the PFE0 hosts PIC0 and PIC1 while PFE1 hosts PIC2 and PIC3. All the PICs can be powered on and used.

On the MPC5E-40G10G, the PFE0 hosts PIC0 and PIC2 while PFE1 hosts PIC1 and PIC3. Only a maximum of two PICs (PIC0 or PIC2 and PIC1 or PIC3) can be powered on. The remaining PICs are required to be kept powered off.

This topic describes the guidelines to consider while identifying active PICs on the MPC5E (MPC5E-40G10G):

  • By default, (i.e. without any CLI configuration), PIC0 (12x10GE) and PIC1 (12x10GE) are powered ON while PIC2 (3x40GE) and PIC3 (3x40GE) shall be powered OFF.

  • At least one PIC on every PFE should be configured in power OFF state. PIC0 and PIC2 belong to PFE0 and PIC1 and PIC3 belong to PFE1 .

  • If you configure an invalid PIC combination, the default PICs (PIC0 and PIC1) will be powered ON. Also, a syslog message is displayed to indicate the invalid PIC combination selected. When you configure an invalid PIC combination, and commit the change, the commit succeeds and a commit failure message is not displayed.

Table 1 lists the active PICs on MPC5E-40G10G based on the configuration.

Table 1: MPC5E-40G10G Active PICs

CLI Configuration

PIC Selection

Default (i.e no CLI configuration)

Online: PIC0 and PIC1

Offline: PIC2 and PIC3

PIC1 ,PIC2 , and PIC3 powered off

Online: PIC0

Offline: PIC1, PIC2, and PIC3

PIC0 ,PIC2 , and PIC3 powered off

Online: PIC1

Offline: PIC0, PIC2, and PIC3

PIC0 ,PIC1 , and PIC3 powered off

Online: PIC2

Offline: PIC0, PIC1, and PIC3

PIC0 ,PIC1 , and PIC2 powered off

Online: PIC3

Offline: PIC0, PIC1, and PIC2

PIC2 and PIC3 powered off

Online: PIC0 and PIC1

Offline: PIC2 and PIC3

PIC1 and PIC2 powered off

Online: PIC0 and PIC3

Offline: PIC1 and PIC2

PIC0 and PIC3 powered off

Online: PIC1 and PIC2

Offline: PIC0 and PIC3

PIC0 and PIC1 powered off

Online: PIC2 and PIC3

Offline: PIC0 and PIC1

Invalid PIC Configuration (All other combinations of PICs powered off)

Online: PIC0 and PIC1

Offline: PIC2 and PIC3

Note:

Default PIC configuration is selected for all invalid PIC configurations.