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POS Interfaces: one side Unnumbered, the other side numbered
I want to connect our Foundry BI 4000 to a cisco box with Pos interfaces

Unfortunally Foundry did not support IP unnumbered on POS interfaces and
our ISP demants IP unnumbered. So I got a problem.

But I think i've got a work around:

On the foundry box:

Interface pos 1/1
IP address 10.10.10.1 / 30

ip route 10.10.10.2 pos 2/1 (optional: don't think this is
even needed)

On the Cisco Box

Interface loopback 2
ip unnumbered loopback 2

interface pos 1/1
ip address 10.10.10.2 /32

ip route 10.10.10.1 pos 1/1


Anyone outthere who thinks this is a working solution?

Regards,

Gerlof Dijk
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POS Interfaces: one side Unnumbered, the other side numbered [ In reply to ]
Sorry, made a little (but essential) mistake in the cisco config.

What I ment is this:
Cisco: IP unnumbered

Interface loopback 2
ip address 10.10.10.2 /32

interface pos 1/1
ip unnumbered loopback 2

Foundry: IP numbered
Interface pos 1/1
IP address 10.10.10.1 / 30

ip route 10.10.10.2 pos 2/1 (optional: don't think this is
even needed)

The question stays the same: does this work?

Regards,

Gerlof


-----Original Message-----
From: foundry-nsp-bounces@puck.nether.net
[mailto:foundry-nsp-bounces@puck.nether.net] On Behalf Of Gerlof Dijk
Sent: vrijdag 5 maart 2004 21:38
To: foundry-nsp@puck.nether.net
Subject: [f-nsp] POS Interfaces: one side Unnumbered, the other side
numbered



I want to connect our Foundry BI 4000 to a cisco box with Pos interfaces

Unfortunally Foundry did not support IP unnumbered on POS interfaces and
our ISP demants IP unnumbered. So I got a problem.

But I think i've got a work around:

On the foundry box:

Interface pos 1/1
IP address 10.10.10.1 / 30

ip route 10.10.10.2 pos 2/1 (optional: don't think this is
even needed)

On the Cisco Box

Interface loopback 2

ip address 10.10.10.2 /32


interface pos 1/1

ip unnumbered loopback 2


ip route 10.10.10.1 pos 1/1


Anyone outthere who thinks this is a working solution?

Regards,

Gerlof Dijk

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POS Interfaces: one side Unnumbered, the other side numbered [ In reply to ]
Gerlof,

> Foundry: IP numbered
> Interface pos 1/1
> IP address 10.10.10.1 / 30
>
> ip route 10.10.10.2 pos 2/1 (optional: don't think this is
> even needed)

Why are you routing 10.10.10.2 out pos 2/1? That network is off pos 1/1 based
on the /30 netmask. Unless the physical connection is like this:

Cisco pos 1/1 <--> Foundry pos 2/1

The Foundry should make a DIRECT route to 10.10.10.2 out interface pos 1/1
based of the ip address of pos 1/1.

Devon

On Friday 05 March 2004 04:32 pm, Gerlof Dijk wrote:
> Sorry, made a little (but essential) mistake in the cisco config.
>
> What I ment is this:
> Cisco: IP unnumbered
>
> Interface loopback 2
> ip address 10.10.10.2 /32
>
> interface pos 1/1
> ip unnumbered loopback 2
>
> Foundry: IP numbered
> Interface pos 1/1
> IP address 10.10.10.1 / 30
>
> ip route 10.10.10.2 pos 2/1 (optional: don't think this is
> even needed)
>
> The question stays the same: does this work?
>
> Regards,
>
> Gerlof
>
>
> -----Original Message-----
> From: foundry-nsp-bounces@puck.nether.net
> [mailto:foundry-nsp-bounces@puck.nether.net] On Behalf Of Gerlof Dijk
> Sent: vrijdag 5 maart 2004 21:38
> To: foundry-nsp@puck.nether.net
> Subject: [f-nsp] POS Interfaces: one side Unnumbered, the other side
> numbered
>
>
>
> I want to connect our Foundry BI 4000 to a cisco box with Pos interfaces
>
> Unfortunally Foundry did not support IP unnumbered on POS interfaces and
> our ISP demants IP unnumbered. So I got a problem.
>
> But I think i've got a work around:
>
> On the foundry box:
>
> Interface pos 1/1
> IP address 10.10.10.1 / 30
>
> ip route 10.10.10.2 pos 2/1 (optional: don't think this is
> even needed)
>
> On the Cisco Box
>
> Interface loopback 2
>
> ip address 10.10.10.2 /32
>
>
> interface pos 1/1
>
> ip unnumbered loopback 2
>
>
> ip route 10.10.10.1 pos 1/1
>
>
> Anyone outthere who thinks this is a working solution?
>
> Regards,
>
> Gerlof Dijk