RE: Eigrp stub routing question

From: HP-France,ex2 ("SANCHEZ-MONGE,ANTONIO)
Date: Wed Apr 28 2004 - 11:31:27 GMT-3


Hi Mohamed,

You need EIGRP or a routing protocol if you want to let the hub know what
routes are accessible through the spoke (otherwise you would need to use
static routes on the hub).

Cheers,
Ato.

     

-----Original Message-----
From: Mohamed [mailto:nmohamed@cisco.com]
Sent: miircoles, 28 de abril de 2004 16:26
To: ccielab@groupstudy.com
Subject: RE: Eigrp stub routing question

Oops , I missed a concept,thanks a lot man.
But one thing,a defualt route pointing to hub is much better than stub
routing I feel!

thanks

Mohamed.

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
SANCHEZ-MONGE,ANTONIO (HP-France,ex2)
Sent: Wednesday, April 28, 2004 7:43 PM
To: 'Mohamed'; ccielab@groupstudy.com
Subject: RE: Eigrp stub routing question

Hi Mohamed,

EIGRP stub feature does not prevent the hub to send the routes to the spoke.
When the hub sees the stub flag, it does not query the spoke for lost
routes, that's all. If you want to avoid routes getting in from the hub you
need to filter them with (for example) an outgoing distribute list in the
hub.

Cheers,
Ato.

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Mohamed
Sent: miircoles, 28 de abril de 2004 16:05
To: ccielab@groupstudy.com
Subject: Eigrp stub routing question

Hi all,.
I could not understand how the stub routing feature works in eigrp..

I have 2 routers

SFM--------Down

I configure stub routing in Down.

Down#sh run | b router eigrp
router eigrp 1000
 network 25.0.0.0
 network 29.0.0.0
 network 99.99.99.0 0.0.0.255
 network 200.100.100.0
 network 201.100.100.0
 network 219.2.0.0
 no auto-summary
 eigrp stub static

So as per the cisco site
http://www.cisco.com/en/US/products/sw/iosswrel/ps1829/products_feature_
guide09186a0080087026.html

This "Down" switch has to send connected updates to SFM and shouldnot recive
any updates from SFM.

But I get the SFM routing table in Down..
Down#sh ip route eigrp
     170.1.0.0/16 is variably subnetted, 2 subnets, 2 masks
D 170.1.1.0/28 [90/156160] via 25.25.25.25, 00:05:59,
FastEthernet3/6
     1.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
D 1.1.1.0/28 [90/156160] via 25.25.25.25, 00:05:59,
FastEthernet3/6
     100.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
D 100.100.100.0/24
           [90/156160] via 25.25.25.25, 00:05:59, FastEthernet3/6
     101.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
D 101.100.100.0/24
           [90/156160] via 25.25.25.25, 00:05:59, FastEthernet3/6
     219.1.2.0/24 is variably subnetted, 2 subnets, 2 masks
D 219.1.2.0/28 [90/156160] via 25.25.25.25, 00:05:59,
FastEthernet3/6
     172.1.0.0/16 is variably subnetted, 2 subnets, 2 masks
D 172.1.1.0/24 [90/156160] via 25.25.25.25, 00:05:59,
FastEthernet3/6
D 219.1.1.0/24 [90/156160] via 25.25.25.25, 00:05:59, FastEthernet3/6
     25.0.0.0/8 is variably subnetted, 5 subnets, 3 masks
D 25.26.0.0/16 [90/156160] via 25.25.25.25, 00:05:59,
FastEthernet3/6
D 25.27.26.0/28 [90/156160] via 25.25.25.25, 00:06:00,
FastEthernet3/6
D 25.1.1.0/24 [90/156160] via 25.25.25.25, 00:06:00,
FastEthernet3/6
D 25.25.26.0/24 [90/156160] via 25.25.25.25, 00:06:00,
FastEthernet3/6
D 130.1.0.0/16 [90/156160] via 25.25.25.25, 00:06:00, FastEthernet3/6
     29.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
D 29.1.1.0/28 [90/156160] via 25.25.25.25, 00:06:00,
FastEthernet3/6
D 219.2.0.0/16 [90/156160] via 25.25.25.25, 00:06:01, FastEthernet3/6
Down#

SFM#sh run | b router eigrp
router eigrp 1000
 network 1.0.0.0
 network 25.0.0.0
 network 29.0.0.0
 network 100.0.0.0
 network 101.0.0.0
 network 130.1.0.0
 network 170.1.0.0
 network 172.1.0.0
 network 219.1.1.0
 network 219.1.2.0
 network 219.2.1.0
 no auto-summary
 no eigrp log-neighbor-changes

Please help me if I miss something..

Thanks a lot
Mohamed.



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