[j-nsp] BFD Session

[Mohammad Khalil]

The inet MTU shows as 1578 , so I have pinged as below:
run ping 10.0.0.10 size 1550 do-not-fragment
sometime it shows packet loss and sometimes no

On 5 March 2017 at 13:00, <sthaug at nethelp.no> wrote:

> > 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
> > >>
> > >
> > >
>