Fast reroute with LFA doesn't work

[nanou-ya]

I'm runing the solution of the Exercice fast reroute, but there is an issue, it's doesn't work, Any help please

[yqcc-p4]

Please give the error message

[nanou-ya]

Once I fail the link between s1 and s2, the rerouting is not working, No LFA , even if I reset the link:

[edgar-costa]

HI @nanou-ya,

Sorry for the late answer, I think this was asked before. I believe you are using Ubuntu 22, for some reason there is a problem when a link is brought down and then up again, and that only happens with Ubuntu 22...