use of Neighbor
use of MD5 digest
Passive ( if you do need adj at all)
Switch security (filters)
> Date: Thu, 12 Nov 2009 18:06:22 -0500
> From: [email protected]
> To: [email protected]
> Subject: [OSL | CCIE_RS] protect your EIGRP routing metric from a DoS attack?
>
> All,
>
> How can you protect your EIGRP routing metric from a DoS attack?
>
> -Border Router (running BGP and EIGRP 72004-122-18.SXF10.bin
> -Core Router (EIGRP) 6500-122-18.SXF10.bin
> -Distribution (EIGRP) 6500-122-18.SXF10.bin
> -Edge Router (EIGRP) 6500-22-18.SXF10.bin
>
> Example of the error: every router lost their neighbor
> Nov 12 15:50:16.000 est: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10872: Neighbor
> 129.X.X.X (GigabitEthernet2/15) is down: holding time expired
> Nov 12 15:50:17.000 est: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10872: Neighbor
> 129.X.X.X (GigabitEthernet2/15) is up: new adjacency
> Nov 12 15:50:17.000 est: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10872: Neighbor
> 129.X.X.X (GigabitEthernet2/15) is down: K-value mismatch
>
> --
> Christian Medina
> Network Engineer
> Brandeis University
> 781-736-4960
> [email protected]
>
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please
> visit www.ipexpert.com
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