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hfakoor222
Participant

A few questions about BGP output and commands

1)Is that the address in Hex below?     Also what does Refcount mean?

2.png

1 ACCEPTED SOLUTION

Accepted Solutions
MHM Cisco World
Advisor

The following list explains some of the fields that appear in the preceding output from the

show ip bgp paths

command.

  • Address— Memory address of where the path is stored.

  • Hash— Hash bucket where the path is stored.

  • Refcount— Number of prefixes using that path.

  • Metric— Multi-exit ...

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6 REPLIES 6
MHM Cisco World
Advisor

The following list explains some of the fields that appear in the preceding output from the

show ip bgp paths

command.

  • Address— Memory address of where the path is stored.

  • Hash— Hash bucket where the path is stored.

  • Refcount— Number of prefixes using that path.

  • Metric— Multi-exit ...

How can I interpret or translate that memory hash in where it's stored to something I can understand?

 

Or how can I make use of it?

Hello,

 

good question. The only thing I could find that might explain the concept of the hash buckets is the thread below. It has to do with CEF and 16 hash buckets...

 

https://community.cisco.com/t5/routing/cef-load-sharing/td-p/2464585

would anyone know off hand what the

show ip gp

 

memory hashes in the above image mean?

 

Thanks

Tonight i will send you case we use this hash.

Dont worry 

MHM Cisco World
Advisor

https://community.cisco.com/t5/server-networking/l2vpn-evpn-e-bgp-peers-flapping/m-p/4620716#M13424

 

example how we can use some show BGP command to resolve problem.