[c-nsp] Cisco3506 -- Hardware CEF entry usage is at 95%

Ali Sumsam ali+cisconsp at eintellego.net
Tue Apr 1 01:18:17 EDT 2014


Hi,

I am receiving following logs on my Cisco 6503. SUP is 720-3BXL.

%MLSCEF-SP-4-FIB_EXCEPTION_THRESHOLD: Hardware CEF entry usage is at 95%
capacity for IPv4 unicast protocol.


#show ip cef summary
IPv4 CEF is enabled for distributed and running
VRF base:
 498291 prefixes (498254/37 fwd/non-fwd)
 Default network 0.0.0.0/0
 Table id 0
 Database epoch:        4 (498291 entries at this epoch)




#show mls cef maximum-routes
FIB TCAM maximum routes :
=======================
Current :-
-------
 IPv4 + MPLS         - 512k (default)
 IPv6 + IP Multicast - 256k (default)


Plus I have got 4 transit links on this switch, means complete BGP feed
from four providers.

Any suggestions to fix this problem?



Regards,
*Ali Sumsam *
*Network Engineer - Level 3*
eintellego Pty Ltd
ali at eintellego.net ; www.eintellego.net

Phone: 1300 753 383 ; Fax: (+612) 8572 9954

Cell +61 (0)410 603 531

facebook.com/eintellego
PO Box 7726, Baulkham Hills, NSW 1755 Australia

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