RE: MOBILE IP - I need Help

From: Karelis, Pete (2507) (Pete.Karelis@xxxxxxxxxx)
Date: Mon Aug 13 2001 - 18:08:25 GMT-3


   
Since your configs aren't posted I'm gunna start in with the a couple of
stupid questions:

Are we talking Mobile IP or Local Area Mobility?

Mobile IP requires a modified IP stack on the mobile host to register itself
on the network.

Local Area Mobility just requires the "ip mobile arp" interface command on
the network where the workstation is located. Additionally the "M" route
doesn't get created until the mobile workstation ARP's for an IP address on
what it thinks is it's local subnet. Don't forget to do a "redistribute
mobile" on you routing protocol to get the "M" route propogated..

-Pete Karelis

-----Original Message-----
From: Piperw222@aol.com [mailto:Piperw222@aol.com]
Sent: Monday, August 13, 2001 4:57 PM
To: ccielab@groupstudy.com
Subject: MOBILE IP - I need Help

The following is my scenario.

r1 - vlan 10 r2 vlan 20. I have put a workstation on vlan 10, this
workstation is part of the home network located on vlan 20 which is r2. On
router r1 I have put the redistribute mobile and mobile arp commands ( I am
redistributing into OPSF). The only way that I can get the "M" route in the
routing table is if I keep r2 in vlan 10. I Don't think that r2 should be
part of vlan 10, Because then the mobile node (workstation) would be on the
same vlan as the home network. However, when I keep r2 on vlan 20, I do not
get the "M route" in the routing table and I cannot ping the workstation
from
vlan 20 and vice versa. Can someone Please help me with this, I am trying to

put together a simple scenario with mobile ip. I would appreciate any help
that you can offer. If anyone has a simlpe working scenario of mobile IP I
would appreciate if he can post it to the group.

Thanks,

Lou
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