[c-nsp] ASR9K limitations
chip
chip.gwyn at gmail.com
Wed Jun 27 18:34:31 EDT 2012
Also,
If you're doing bgp signaled vpls, you may find issues with MTU,
this will help:
l2vpn
autodiscovery bgp
signaling-protocol bgp
mtu mismatch ignore
I haven't quite got it figured out whether this is a problem with C or
J from looking through RFC's....but thar be dragons.
On Wed, Jun 27, 2012 at 6:29 PM, chip <chip.gwyn at gmail.com> wrote:
> I've been pretty happy with it overall, so far.
>
> The things I don't like:
>
> Not being able to insert rpl policy without having to re-do the whole
> policy. Yes, I know you can edit it with the built-in nano, emacs, or
> vi editors, but that's kinda difficult to script, eh? Also, you must
> have your TERM evironment var set to vt100, if it's set to xterm it
> won't work. And yes I know you can upload it from a file, but again,
> it's the whole thing.
>
> Console port (for at least the RSP440's) requires 8n2 setting, again,
> no big deal, but a bit annoying having to change stuff around.
>
> GLC-T SFP's aren't supported, SFP-GE-T's are, this seemed to change
> from 4.2.0 to 4.2.1, not the support, but the enforcement of it.
>
> No RIP-NG support
>
> I really wish there was a "commit and quit"
>
> Some of the LPTS settings seem a bit low and it you must change the
> settings on each line card. Add a new card, gotta add a new line of
> config.
>
> The "commit confirmed" command will default to just doing a commit if
> you don't specify a time, it's counter-intuitive
>
> I kind of miss using network statements with OSPF instead of it
> getting ALL networks configured on an interface.
>
> Using ACLs to restrict telnet/ssh access gets strange if you use
> layer-4 port definitions in your acl, just stick to source prefix.
>
> So...so far nothing really huge or show stopping, but just little nit
> picks. I will say that there are several things it does do that's
> quite nice. Like being able to get counters for accepts/drops between
> the phy-->np-->bridge-->fia is pretty handy, and there's a command to
> show you the mappings. The "monitor" capability and being able to use
> things like grep and wc on show commands. Satellite stuff is pretty
> intriguing as well.
>
> Hope that helps a bit....and if I'm wrong on any of the above, I would
> LOVE some education.
>
> Thanks!
>
> --chip
>
>
> On Wed, Jun 27, 2012 at 5:56 PM, MKS <rekordmeister at gmail.com> wrote:
>> We are in the process of evaluating the ASR9K as a next gen platform
>>
>> I would like to ask you, what was most surprising about the platform,
>> e.g. I expected that to be there, or this is a strange limitation.
>> Does the ASR9K halv the tcam space like 7600 when enabling uRPF?
>>
>> Regards
>> MKS
>> _______________________________________________
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>
>
>
> --
> Just my $.02, your mileage may vary, batteries not included, etc....
--
Just my $.02, your mileage may vary, batteries not included, etc....
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