RE: Cross connect between two serial interfaces

WoW, I'm impressed, Every thing is working fine now, I realy appreciate your
help here to make it work, So Many Thanks Mohamed
> Date: Sun, 19 Jun 2011 13:11:20 -0300
> From: tron_at_huapi.ba.ar
> To: mohamed_kamar_at_hotmail.com
> CC: marcabel_at_gmail.com; ccielab_at_groupstudy.com
> Subject: Re: Cross connect between two serial interfaces
>
> Neither am I, but it should work.
> Using l2tpv3, you can create a "pseudowire", basically encapsulate all
> frames received in one interface and send them elsewhere, where the same
> process is done to create a tunnel which is L3 protocol independent,
> and L2 protocol transparent.
>
> But I guess nothing limits you from making source and destination in the
> same router, so you can L2 connect two interfaces back to back, which
> is your requirement if I read it correctly.
>
> Basic idea would be:
>
> l2tp-class R2signal
> hello 10
> password 0 cisco
> cookie size 8
>
> pseudowire-class toR2
> encapsulation l2tpv3
> protocol l2tpv3 R2signal
> ip local interface Loopback2
>
> pseudowire-class toR1
> encapsulation l2tpv3
> protocol l2tpv3 R2signal
> ip local interface Loopback1
>
> interface Loopback1
> ip address 1.1.1.1 255.255.255.255
> no ip directed-broadcast
>
> interface Loopback2
> ip address 2.2.2.2 255.255.255.255
> no ip directed-broadcast
>
> interface serial 0/0
> description to R1
> no ip address
> no cdp enable
> xconnect 1.1.1.1 12 encapsulation l2tpv3 pw-class toR2
>
> interface serial 0/1
> description to R2
> no ip address
> no cdp enable
> xconnect 2.2.2.2 12 encapsulation l2tpv3 pw-class toR1
>
> Search for it @ cisco.com. Sure someone else would have actual
> experience. I've used it 2 or 3 times myself.
>
> -Carlos
>
>
> mohamed kamar @ 19/06/2011 12:48 -0300 dixit:
> > Thanks Carlos;
> > I'm not very familiar with xconnect, and not sure how it'll solve my
> > problem, Can you provide sample configuration
> >
> >
> > > Date: Sun, 19 Jun 2011 12:43:01 -0300
> > > From: tron_at_huapi.ba.ar
> > > To: mohamed_kamar_at_hotmail.com
> > > CC: marcabel_at_gmail.com; ccielab_at_groupstudy.com
> > > Subject: Re: Cross connect between two serial interfaces
> > >
> > > Given that you asked in a studygroup list...
> > > what about creating a pseudowire in R3, back to back, and xconnect
> > > s0/0 to s0/1 ? Clean, it is sure not.
> > > But I guess it will forward the frames :)
> > >
> > > -Carlos
> > >
> > > mohamed kamar @ 19/06/2011 12:33 -0300 dixit:
> > > > Thanks, So how can this be solved? Or we can say we have technology
> > limitation
> > > > here and we should stick with PPPoFR solution
> > > > > Date: Sun, 19 Jun 2011 10:14:15 -0500
> > > >> Subject: Re: Cross connect between two serial interfaces
> > > >> From: marcabel_at_gmail.com
> > > >> To: mohamed_kamar_at_hotmail.com
> > > >> CC: ccielab_at_groupstudy.com
> > > >>
> > > >> Are you trying to bridge the IP traffic? I don't believe that will
> > > >> work. Irb routes the route-able traffic (IP) and bridges the
> > > >> unroute-able traffic (IPX, DECNET, etc).
> > > >>
> > > >> On Sun, Jun 19, 2011 at 10:07 AM, mohamed kamar
> > > >> <mohamed_kamar_at_hotmail.com> wrote:
> > > >>> Thanks Marc;
> > > >>> Is the below enough to make HDLC work or i'm missing something,
> > as the
> > > >>> below doesn't work :), And R1 not able to ping R2
> > > >>>
> > > >>> R3#sh run | in bridge
> > > >>> bridge irb
> > > >>> bridge-group 1<<<<<Under ser 0/0
> > > >>> bridge-group 1<<<<<Under ser 0/1
> > > >>> bridge 1 protocol ieee
> > > >>> bridge 1 route ip
> > > >>>
> > > >>>> Date: Sun, 19 Jun 2011 10:01:23 -0500
> > > >>>> Subject: Re: Cross connect between two serial interfaces
> > > >>>> From: marcabel_at_gmail.com
> > > >>>> To: mohamed_kamar_at_hotmail.com
> > > >>>> CC: ccielab_at_groupstudy.com
> > > >>>>
> > > >>>> Or if there is no requirement to keep the PPP, then could disable
it
> > > >>>> and run HDLC. Then you could bridge it.
> > > >>>>
> > > >>>> On Sun, Jun 19, 2011 at 9:54 AM, mohamed kamar
> > > >>>> <mohamed_kamar_at_hotmail.com> wrote:
> > > >>>>> Thanks Marc;
> > > >>>>> The problem is that the end customer doesn't want to configure
> > > >>>>> virtual-template in his ends (R1 and R2), And he needs that all
> > > >>>>> configuration to be done in his serial interface as if they are
> > > >>>>> back-to-back. Not sure we can do this for him, Or we can say
> > the only
> > > >>>>> solution is PPPoFR and to use virtual-template in his ends,
Thanks
> > > > again
> > > >>>>>> Date: Sun, 19 Jun 2011 09:33:43 -0500
> > > >>>>>> Subject: Re: Cross connect between two serial interfaces
> > > >>>>>> From: marcabel_at_gmail.com
> > > >>>>>> To: mohamed_kamar_at_hotmail.com
> > > >>>>>> CC: ccielab_at_groupstudy.com
> > > >>>>>>
> > > >>>>>> I was going to say bridging but I believe that requires either
> > HDLC
> > > > or
> > > >>>>>> Frame-relay on the serial links. Could you run back to back
frame
> > > >>>>>> relay underneath your PPP?
> > > >>>>>>
> > > >>>>>> On Sun, Jun 19, 2011 at 9:16 AM, mohamed kamar
> > > >>>>>> <mohamed_kamar_at_hotmail.com> wrote:
> > > >>>>>>> Dear All; My question could be easy but i don't know it's
> > answer :)
> > > >>>>>>> (R1)S0/0----------S0/0(R3)S0/1-----------S0/0(R2) |
> > > >>>>>>> | -------------------------ppp------------------------- How can
i
> > > >>>>>>> cross
> > > >>>>>>> connect in R3 between S0/1 and S0/0 to run PPP between R1 and
> > R2 on
> > > >>>>>>> its
> > > >>>>>>> serial
> > > >>>>>>> interfaces directly without involving R3 in any L3 ip
> > addressing or
> > > >>>>>>> routing
> > > >>>>>>> protocol, thanks
> > > >>>>>>>
> > > >>>>>>>
> > > >>>>>>> Blogs and organic groups at http://www.ccie.net
> > > >>>>>>>
> > > >>>>>>>
> > > >>>>>>>
> > > >
Received on Sun Jun 19 2011 - 16:50:18 ART