[AusNOG] IOS router selection

Greg Anderson ganderson at raywhite.com
Tue May 6 12:34:27 EST 2014


They finally did it, but only supported on Next Gen ASAs!  [?][?]

So frustrating, I can't believe 9.1 is going to be the last version for the
last generation ASA.


On 6 May 2014 09:57, Lindsay Hill <lindsay.k.hill at gmail.com> wrote:

> ASA now supports BGP:
> http://www.cisco.com/c/en/us/td/docs/security/asa/asa92/release/notes/asarn92.html
>
>
>
> On Tue, May 6, 2014 at 11:46 AM, Alex Samad - Yieldbroker <
> Alex.Samad at yieldbroker.com> wrote:
>
>> Hi
>>
>> Lots of info.
>>
>> So  I have OSPF running, actually on top of iBGP. Pity the ASA doesn't
>> handle iBGP :(
>>
>> So this is for when OSPF is down, I want a static dgw. I have 2 potential
>> DGW, I would like to preference 1 over the other. The other holds all the
>> backup links..
>>
>> No sure where I got the impression that cisco would invalidate a route if
>> it wasn't arp-able.
>>
>> Alex
>>
>> > -----Original Message-----
>> > From: AusNOG [mailto:ausnog-bounces at lists.ausnog.net] On Behalf Of
>> > Beeson, Ayden
>> > Sent: Monday, 5 May 2014 11:31 PM
>> > To: Glen Turner
>> > Cc: AusNOG at lists.ausnog.net
>> > Subject: Re: [AusNOG] IOS router selection
>> >
>> > If it's for a default gateway at layer 2 a fhrp would be a much better
>> way to
>> > go.
>> >
>> > For layer three static routes will work but it's definitely sub
>> optimal, just get a
>> > routing protocol running and save yourself a bunch of trouble...
>> >
>> > Cdp won't be useful unless the device is directly connected to all
>> three and
>> > even then it'll be manual checks, as somebody said you might be able to
>> tie it
>> > into ip sla metrics but it's definitely not the best way to go.
>> >
>> > Cheers,
>> > Ayden
>> >
>> > On 05/05/2014 5:02 pm, Glen Turner <gdt at gdt.id.au> wrote:
>> > >
>> > >
>> > > > seems to me CDP would be used/useful for this? At least from a l2
>> > perspective which would be the case of outage 99% the time?
>> > >
>> > > Since you would have to configure the neighbours to activate CDP,
>> maybe
>> > you could configure the neighbours to run a routing protocol?
>> > >
>> > > Just an idle thought, glen
>> > >
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