[j-nsp] BFD Session

[sthaug at nethelp.no]

> As well , I have checked the log messages , and I can see the below message:
> RPD_ISIS_ADJDOWN : ISIS lost L2 adjacency reason 3-way handshake

In which case it sounds like ISIS is also having problems. Can you
ping across the link with full MTU (inet MTU - 28, physical interface
- 42, both assuming no VLAN) and do-not-fragment? And no packet loss?

Steinar Haug, Nethelp consulting, sthaug at nethelp.no

> 
> BR,
> Mohammad
> 
> On 5 March 2017 at 12:24, Mohammad Khalil <eng.mssk at gmail.com> wrote:
> 
> > Hi
> > I have removed the whole filter from the lo0 interface and the same applies
> >
> > BR,
> > Mohammad
> >
> > On 5 March 2017 at 12:03, <sthaug at nethelp.no> wrote:
> >
> >> > I have a BFD session between two routers (which was working normally)
> >> > Currently , the session is down from one side and init from the other
> >> side
> >> > The ISIS adjacency is up
> >> > What could be the issue?
> >>
> >> Check if you you have firewall filter on lo0 which blocks UDP port 3784
> >> or 3785.
> >>
> >> Steinar Haug, Nethelp consulting, sthaug at nethelp.no
> >>
> >
> >