From: yu chunyan (yuchunyan@hotmail.com)
Date: Mon Aug 04 2003 - 19:41:27 GMT-3
It works, but not satisfy the requirements. I really doubt this kind of
question would occure in real lab.
Bin Lei
>From: Peng Zheng <zpnist@yahoo.com>
>To: yu chunyan <yuchunyan@hotmail.com>, ccielab@groupstudy.com
>Subject: Re: ISDN in unnamed LAB
>Date: Sat, 2 Aug 2003 19:05:42 -0700 (PDT)
>
>
>Is that configuration right or not?
>
>If not, what's the correct one?
>
>--- yu chunyan <yuchunyan@hotmail.com> wrote:
> > Hi,
> >
> > as far as I know, the dialer watch is supposed to
> > keep the line up until the
> > watched routes show up. In order to accomplish this,
> > you have to set the
> > idle timeout on the other end to 0 or a big number.
> > sometimes it is
> > recommended to deny any traffic in dialer list,which
> > will let dialer watch
> > to see if the watched routes show up in regular
> > interval. Actually, it is
> > dialer watch that bring up line, not the traffic.
> > But traffic will reset the
> > idle timer, which is no expected in dialer watch. I
> > always think it is a
> > good idea to deny all traffic in dialer watch
> > method. I was often confused
> > by training materials in isdn, and get no
> > explanation.
> >
> > Bin.
> >
> >
> > >From: Peng Zheng <zpnist@yahoo.com>
> > >Reply-To: Peng Zheng <zpnist@yahoo.com>
> > >To: ccielab@groupstudy.com
> > >Subject: ISDN in unnamed LAB
> > >Date: Fri, 1 Aug 2003 23:31:40 -0700 (PDT)
> > >
> > >Under Section VI in unnamed lab of CCIE practical
> > >Studies:
> > >
> > >It said the link brcomes active only upon changes
> > in
> > >the routing table. Only TCP traffic should bring up
> > >the link, routing updates should not.
> > >
> > >The solution is to use dialer watch and make it a
> > stub
> > >area.
> > >
> > >and it's dialer-list:
> > >
> > >access-list 131 permit icmp 133.7.10.0 0.0.0.255
> > >133.7.28.0 0.0.0.255 echo
> > >access-list 131 permit icmp 133.7.10.0 0.0.0.255
> > >133.7.28.0 0.0.0.255 echo-reply
> > >dialer-list 1 protocol ip list 131
> > >
> > >Why?
> > >
> > >
> > >
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