F
fast reroute

Mechanism for automatically rerouting traffic on an LSP if a node or link in an LSP fails, thus reducing the loss of packets traveling over the LSP.

FEAC

Far-end alarm and control. T3 signal used to send alarm or status information from the far-end terminal back to the near-end terminal and to initiate T3 loopbacks at the far-end terminal from the near-end terminal.

FEB

Forwarding Engine Board. In M5 and M10 routers, provides route lookup, filtering, and switching to the destination port.

flap damping
See [damping]
flapping
See [route flapping]
Flexible PIC Concentrator
See [FPC]
Forwarding Engine Board
See [FEB]
forwarding information base
See [forwarding table]
forwarding table

JUNOS software forwarding information base (FIB). ...

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