O'Reilly logo

MPLS Fundamentals by Luc De Ghein - CCIE No. 1897

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Verifying Number of Bytes Label Switched

One way of tracking the level of traffic switched for a certain LSP is by looking at the accounting in the LFIB for that LSP. The LFIB has a column for Bytes Tag Switched that keeps track of the amount of label switched bytes. This can indicate whether the level of traffic for a certain LSP is anywhere near the level of traffic you expect. If that counter is 0 when you expect it to be far higher than that, the LSP is experiencing a problem. You can also keep an eye on the counter to see if it is increasing when you know that traffic should be passing through on the LSP and hence that a particular top label should be used for forwarding traffic. Example 13-14 shows the output of the LFIB and the accounting ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required