> 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, sth...@nethelp.no > > BR, > Mohammad > > On 5 March 2017 at 12:24, Mohammad Khalil <eng.m...@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, <sth...@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, sth...@nethelp.no > >> > > > > _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp
