[f-nsp] Can't mtr out

Dunc dunc.lockwood at thebunker.net
Tue Apr 12 06:14:35 EDT 2011


MTR defaults to using ICMP, traceroute defaults to using UDP.

You can switch to the other with either traceroute -I or mtr -u

Does ping work, if not you're probably just blocking ICMP somewhere.


Cheers,

Dunc




On 12/04/11 11:02, Tom Banner wrote:
>
> I can't mtr out from any of our servers behind the foundry si450. We're running router code. Traceroute out works fine but mtr fails at the first hop.
>
> There are 2 ve interfaces. One for private and one for public. The servers use the ip of the private ve interface as a gateway.
>
> Any ideas what might be causing this?
>
>
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