RE: mobile IP/ARP

From: Aaron DuShey (aaron.dushey@xxxxxxxxxxxxxxxxxxxxx)
Date: Sun Sep 17 2000 - 23:02:43 GMT-3


   
check it-pretty cool
ip mobile arp on lan interface
redistribute into routing protocol, set gateway as self, and bam
interface Ethernet0/0
 ip address 137.5.60.2 255.255.255.0
 no ip directed-broadcast
 ip mobile arp
 ip pim sparse-mode
 ip ospf interface-retry 0
router ospf 1
 redistribute connected metric 30 subnets route-map connected
 redistribute mobile metric 30 subnets
 network 137.5.30.0 0.0.0.255 area 0
 network 137.5.60.0 0.0.0.255 area 3
!
Windows 2000 IP Configuration

Ethernet adapter Local Area Connection 2:

        Connection-specific DNS Suffix . :
        IP Address. . . . . . . . . . . . : 150.100.1.1
        Subnet Mask . . . . . . . . . . . : 255.255.0.0
        Default Gateway . . . . . . . . . : 150.100.1.1

C:\>ping 137.5.2.2

Pinging 137.5.2.2 with 32 bytes of data:

Reply from 137.5.2.2: bytes=32 time<10ms TTL=255
Reply from 137.5.2.2: bytes=32 time<10ms TTL=255
Reply from 137.5.2.2: bytes=32 time<10ms TTL=255
Reply from 137.5.2.2: bytes=32 time<10ms TTL=255

Ping statistics for 137.5.2.2:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:\>
http://www.cisco.com/warp/public/cc/pd/iosw/ioft/lam/tech/lamso_wp.htm

here's what happens at the router-
r2#debug ip mobile
IP mobility protocols debugging is on
r2#
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: route add 150.100.1.1
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: route 150.100.1.1 unchanged
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
r2#
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: route 150.100.1.1 unchanged
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
r2#
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
IP arp mobility: route 150.100.1.1 unchanged
IP arp mobility: Ethernet0/0 add 150.100.1.1 accepted
r2#
IP arp mobility: aging arp mobility cache entries
IP arp mobility: aging arp entry 150.100.1.1 25596 300000 900000
r2#i
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
       i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * - candidate
default
       U - per-user static route, o - ODR

Gateway of last resort is not set

     137.5.0.0/16 is variably subnetted, 11 subnets, 4 masks
O E2 137.5.4.0/24 [110/30] via 137.5.30.4, 00:10:18, Serial0/0.110
O E2 137.5.5.0/24 [110/30] via 137.5.60.5, 00:10:18, Ethernet0/0
D 137.5.6.0/24 [90/304128] via 137.5.22.2, 00:12:17, TokenRing0/0
O E2 137.5.1.0/24 [110/30] via 137.5.60.5, 00:10:18, Ethernet0/0
C 137.5.2.0/24 is directly connected, Loopback0
O E2 137.5.3.0/24 [110/30] via 137.5.60.3, 00:10:18, Ethernet0/0
C 137.5.30.0/29 is directly connected, Serial0/0.110
C 137.5.22.0/28 is directly connected, TokenRing0/0
O IA 137.5.44.0/24 [110/49] via 137.5.30.4, 00:10:19, Serial0/0.110
O 137.5.35.0/30 [110/1572] via 137.5.60.5, 00:10:19, Ethernet0/0
                      [110/1572] via 137.5.60.3, 00:10:19, Ethernet0/0
C 137.5.60.0/24 is directly connected, Ethernet0/0
D 4.0.0.0/8 [90/1905920] via 137.5.22.2, 00:12:00, TokenRing0/0
D 193.3.5.0/24 [90/1905920] via 137.5.22.2, 00:12:01, TokenRing0/0
D 192.3.5.0/24 [90/1777920] via 137.5.22.2, 00:12:04, TokenRing0/0
     150.100.0.0/16 is variably subnetted, 2 subnets, 2 masks
M 150.100.1.1/32 [180/1] via 150.100.1.1, 00:01:16, Ethernet0/0
O E2 150.100.1.0/24 [110/30] via 137.5.60.5, 00:10:20, Ethernet0/0
r2#
IP arp mobility: aging arp mobility cache entries
IP arp mobility: aging arp entry 150.100.1.1 85632 300000 900000
r2#

Aaron DuShey

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
Kevin Baumgartner
Sent: Sunday, September 17, 2000 6:07 PM
To: Simon.Baxter@au.logical.com
Cc: ccielab@groupstudy.com
Subject: Re: mobile IP/ARP

 Can you post the router configurations to the group?

 Kevin

>
> Hi Y'all.
>
> I've just got ip mobile (local area mobility) working after lots of
stuffing
> around with PC reboots and arp cache clearing...
>
> allows me to move my PC between multiple routers and still keep my same IP
> address and gateways etc. WITH NO BRIDGING!!
>
>
>
> Simple - but I'm glad I finally got it working!!
>



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