Re: [c-nsp] Encrypting GRE on IOS-XR ...

Ok ... so looks like one needs a VSM card to do anything IPsec-ish on 
the ASR9ks.

So that rules that out.

If anyone has any clever ideas, though, I'm all ears.

Apologies for the noise.


On 11/26/24 20:30, Bryan Holloway via cisco-nsp wrote:
> Follow-up:
> 
> So supposedly one CAN run OSPF across an IPsec tunnel if you use non- 
> broadcast mode, but I'm nervous about crypto ACLs and the potential 
> ongoing maintenance required.
> 
> Would still prefer a simpler IPsec-encrypted GRE tunnel solution ... :)
> 
> 
> On 11/26/24 19:34, Bryan Holloway via cisco-nsp wrote:
>> Use-case:
>>
>> Network with several inter-colo WAN links and decent redundancy, but 
>> hey -- things break. Need to keep certain management (think VRF) 
>> things working across severed portions of the network after enough 
>> backhoes have had their way with us.
>>
>> Running mostly IOS-XR 6.5.3 everywhere.
>>
>> I'd like to build a couple of tunnels and run high-cost OSPF across 
>> them for fail-over situations. Since OSPF generally doesn't work over 
>> IPsec, I've been looking at IPsec-encrypted GRE tunnels, but I haven't 
>> found any good examples (at least not using IOS-XR.) Plenty of ones 
>> for IOS, but ...
>>
>> Curious if anyone in the community has made this work ...
>>
>> Or should I be looking in a different direction?
>>
>> Thank you in advance!
>>
>>          - bryan
>>
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