[c-nsp] Application issue over ISP

[Erik Fairbanks]

Out of curiosity, what is ping based routing?

02 PM, jack daniels <jckdaniels12 at gmail.com> wrote:

> Hi ,
>
> I can run any protocol , cant run tunnel as other side is client who cant
> make changes
>
>
>
>
> On Sun, Dec 13, 2009 at 10:23 PM, Vincent C Jones <
> v.jones at networkingunlimited.com> wrote:
>
> >  On Sun, 2009-12-13 at 21:06 +0530, jack daniels wrote:
> > > I have a scenario -
> > >
> > > CE -------ISP1
> > > |
> > > |
> > > |
> > > ISP2
> > >
> > > users behind CE connect to remote application ,
> > > Now issue is if ISP1 LINK or ISP1 goes down I have times less than 4
> sec
> > > for application to go via other link so that users are not imacted.
> > > So can there be any solution for traffic to converge before 2 request
> > > timeouts , so that my application users are not impacted.
> >
> > There are a wide variety of solutions, but whether or not they will work
> > for you depends very much on both the specifics of the application and
> > how you connect to your ISPs. Classic dual-homed BGP is not one of the
> > solutions given your timeout requirements. "Ping based routing" may do
> > the job if your user application can tolerate changing public IP
> > addresses. If you have a presence at both ends of the public internet
> > connection, you could also look at tunnel based solutions.
> >
> > --
> > Vincent C. Jones
> > Networking Unlimited, Inc.
> > Phone: +1 201 568-7810
> > V.Jones at NetworkingUnlimited.com
> >
> >
> >
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