[c-nsp] Tracking state of non-directly connected link

[redscorpion69]

It has to be static route that was the idea :) That's why I figured GRE
might be good with it's keepalives, then point static over that tunnel.
I guess I just wanted to hear if there could be something obvious I missed.

Regards


On Wed, Apr 30, 2014 at 12:02 AM, Vitkovský Adam <adam.vitkovsky at swan.sk>wrote:

>  Well than you might need to rely on the options that the CE provides if
> any (RIP maybe).
>
>
>
>  adam
>
> *From:* redscorpion69 [mailto:redscorpion69 at gmail.com]
> *Sent:* Tuesday, April 29, 2014 11:56 PM
> *To:* Vitkovský Adam
> *Cc:* Velimir Filipov; cisco-nsp at puck.nether.net
>
> *Subject:* Re: [c-nsp] Tracking state of non-directly connected link
>
>
>
> Yes, but CE has to check it's own part. For example CE is multihoming and
> using static routes, it also has to check for other end?
>
> Regards
>
>
>
> On Tue, Apr 29, 2014 at 11:51 PM, Vitkovský Adam <adam.vitkovsky at swan.sk>
> wrote:
>
> For simple link availability check you don't need the SLA responder at the
> other end.
> Just have the ping running and define how many failed pings result in
> positive action.
>
> adam
>
> > -----Original Message-----
> > From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> > redscorpion69
> > Sent: Tuesday, April 29, 2014 11:33 PM
> > To: Velimir Filipov
> > Cc: cisco-nsp at puck.nether.net
> > Subject: Re: [c-nsp] Tracking state of non-directly connected link
> >
> > Hello,
> >
> > Yeah I forgot to mention ip sla, I had it in my head. But what if CE is
> a small
> > non-cisco router that doesn't have ip sla/static bfd?
> >
> > Regards
> >
> >
> > On Tue, Apr 29, 2014 at 3:59 PM, Velimir Filipov
> > <vfilipov at evolink.com>wrote:
> >
> > >
> > > Hello.
> > >
> > > You could use ip sla and object tracking to achieve that.
> > >
> > >
> > > http://www.cisco.com/c/en/us/td/docs/ios/dial/configuration/guide/12_2
> > > sr/dia_12_2sr_book/dia_rel_stc_rtg_bckup.html
> > >
> > >
> > > > Hello,
> > >
> > >
> > > > What would be the best method of actively/passively keeping track of
> > > > validity of static route over GPON interfaces for example?
> > >
> > > > We want to give an option of backup floating static route over
> > > > backup interface, but need to be aware of primary link failure.
> > >
> > > > I could think of something like static bfd, which isn't available on
> > > > all platforms, or maybe GRE tunnel will keepalives?
> > >
> > > > Regards
> > >
> > >
>
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>
>