Saudi Telecom sending route with invalid attributes 212.118.142.0/24

Clay Haynes chaynes at centracomm.net
Thu Sep 8 18:20:33 CDT 2011


On Thu, Sep 8, 2011 at 7:11 PM, Jonas Frey (Probe Networks) <
jf at probe-networks.de> wrote:

> Hello,
>
> anyone else getting a route for 212.118.142.0/24 with invalid
> attributes? Seems this is (again) causing problems with some (older)
> routers/software.
>
>               Announcement bits (4): 0-KRT 3-KRT 5-Resolve tree 1
> 6-Resolve tree 2
>                AS path: 6453 39386 25019 I Unrecognized Attributes: 39
> bytes
>                AS path:  Attr flags e0 code 80: 00 00 fd 88 40 01 01 02
> 40 02 04 02 01 5b a0 c0 11 04 02 01 fc da 80 04 04 00 00 00 01 40 05 04
> 00 00 00 64
>                Accepted Multipath
>
>
> -Jonas
>
>
Yup! We're seeing the same thing too, and we're filtering it out.
Originating AS is 25019

-Clay



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