Reference Guide

Parameters
vrf instance (OPTIONAL) E-Series Only: Enter the keyword vrf followed by the
VRF instance name to show the FIB cache entries tied to that VRF
instance.
slot-number Enter the number of the line card slot. For the C-Series, the range is 0
to 7. For the E-Series, the range is 0 to 13 on a E1200, 0 to 6 on a E600/
E600i, and 0 to 5 on a E300.
ip-address mask (OPTIONAL) Enter the IP address of the network destination to view
only information on that destination. You must enter the IP address is
dotted decimal format (A.B.C.D). You must enter the mask in slash
prefix format (/X).
longer-prefixes (OPTIONAL) Enter the keywords longer-prefixes to view all
routes with a common prefix.
summary (OPTIONAL) Enter the keyword summary to view the total number of
prefixes in the FIB.
Command Modes
• EXEC
• EXEC Privilege
Command History
Version 8.3.7.0 Introduced on the S4810.
Version 8.1.1.0 Introduced on the E-Series ExaScale.
Version 7.9.1.0 Introduced VRF on the E-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version
6.1.1.0
Introduced on the E-Series.
Usage
Information
The following describes the show ip fib command shown in the Example below.
Field Description
Destination Lists the destination IP address.
Gateway Displays either the word “direct” and an interface for a directly
connected route or the remote IP address to be used to forward the
traffic.
First-Hop Displays the first hop IP address.
Mac-Addr Displays the MAC address.
Port Displays the egress-port information.
VId Displays the VLAN ID. If no VLAN is assigned, zero (0) is listed.
Index Displays the internal interface number.
EC Displays the number of ECMP paths.
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