Yay Cisco, lagging behind Juniper yet again! Thanks for the response.
Regards, Marty Strong -------------------------------------- CloudFlare - AS13335 Network Engineer ma...@cloudflare.com +44 20 3514 6970 UK (Office) +44 7584 906 055 UK (Mobile) +1 888 993 5273 US (Office) smartflare (Skype) http://www.peeringdb.com/view.php?asn=13335 > On 10 Jul 2015, at 04:17, James Bensley <jwbens...@gmail.com> wrote: > > On 30 June 2015 at 11:23, Marty Strong <ma...@cloudflare.com> wrote: >> Hey UKNOFers, >> >> Anybody know the Cisco IOS XR equivalent to "monitor traffic interface lo0" >> on a Juniper? >> >> Searching around online I don’t see anything, and the Cisco documentation is >> as lacking as some features in IOS /troll > > There isn't any such featre (as of yet) if you are talking about an > ASR9000 series device? If so then yeah, nothing yet. I am rather > shocked by this but I've been in contact with TAC over various issues > with IOS-XR and the ASR9K's and they have confirmed to me there is no > "proper" packet-capture feature yet. > > Even with Typhoon line cards and RSP440s. I would assume this feature > is perfectly possible and simply hasn't dropped yet, Cisco haven't > confirmed or denided that for me yet though. > > The best you can do is apply ACLs to the line card to check if a > packet that matches the ACL is either ingressing or egressing the PHY > or NP or FIA you assign the ACL to. This basically: > https://supportforums.cisco.com/document/122386/asr9000xr-how-capture-dropped-or-lost-packets > > Note before: that is a service affecting operation. > > You can run SPANs in IOS-XR if you have somewhere to SPAN a port to. > > Also you can use the interface "monitor" command, "monitor interface > xxx" which isn't great but sometimes anything is better than nothing. > > Cheers, > James, >
