Re: Cat5500 Lane question

From: Jack Heney (jheneyccie@xxxxxxxxxxx)
Date: Tue Sep 12 2000 - 19:16:13 GMT-3


   
This seems to make sense, and it resolved my ARP problem when I tried it (my
2600 and my 4700 learned each other's MAC addresses), but I still don't have
IP connectivity...Here's my configs....

---- ------- ------ -----
2600-E0-------CAT5500-----ATM12/1/0-LS1010-ATM12/1/2------ATM0-4700
---- ------- ------ -----

CAT5500 Lane Module:
interface ATM0
atm preferred phy A
atm clock INTERNAL
atm pvc 1 0 5 qsaal
atm pvc 2 0 16 ilmi
atm pvc 3 3 33 aal5snap
atm bind pvc vlan 3 3

LS1010:
interface ATM12/1/2
no ip address
no ip directed-broadcast
atm pvc 4 44 interface ATM12/1/0 3 33

(the lane module is on atm 12/1/0, the 4700 is on 12/1/2)

4700:
interface ATM0
no ip address
atm max-paks-vc 40
atm pvc 1 0 5 qsaal
atm pvc 2 0 16 ilmi
!
interface ATM0.3 point-to-point
atm pvc 3 4 44 aal5snap inarp
bridge-group 1
!
interface BVI1
ip address 172.16.2.2 255.255.255.0
!
bridge irb

2600:
interface fastethernet 0/0
  ip address 172.16.2.1 255.255.255.0

Thanks again,
Jack Heney

>From: "Scott F. Robohn" <sfr@mentortech.com>
>To: Jack Heney <jheneyccie@hotmail.com>
>CC: ccielab@groupstudy.com
>Subject: Re: Cat5500 Lane question
>Date: Tue, 12 Sep 2000 17:42:46 -0400
>
>Jack,
>
>Here's the problem: Your PVC on the LANE module is an
>RFC1483 *bridged* PVC and the PVC on your 4700 is an RFC1483
>*routed* PVC. tThe encapsulations must match, and the LANE
>module only supports the bridged mode.
>
>You need to put the 4700 subinterface in a bridge group to
>make that an RFC1483 bridged PVC, matching the encap on the
>LANE module. Then you can bridge that subinterface to
>another ethernet port on the 4700 with a PC plugged in, or
>you can do IRB on the 4700 and put an IP address on a BVI
>interface.
>
>You might want to check the archives and CCO on this; I
>think we've covered it before.
>
>Scott
>
>Jack Heney wrote:
> >
> > I have a Cat5500 with a LANE module (that doesn't support an IP address
> > assignment) and a 4700 with an ATM interface. Besides using LANE, is
>there
> > any way to connect these two devices? I tried creating a virtual circuit
>on
> > my ls1010, which I then bound to a VLAN on the LANE module. I then
>created
> > a subinterface (I tried both point-to-point and multipoint) on the
>router
> > and configured the pvc on the subinterface. I think my problem is
> > ARP-related, because the router learns MAC addresses across the virtual
> > circuit, but the pc's plugged into the switch (via ethernet) can't learn
>the
> > router's mac address. Am I trying to do something impossible, or am I
> > missing something? Any help would be greatly appreciated.
> >
> > Jack Heney
> >



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