Re: L3 Network topology in YANG

Hi Yannis, I know that there are some folks using pyangbind with models that correspond to topology including rfc8346, similarly, some folks are using goyang +ygot (where using Go) for dealing with their topology models in

Re: YANG daemeon for Linux

Could you define "render"? If you're looking to take a YANG model (which one?) and configure Linux kernel networking features with it, I can't recall having seen something that does this. I have been working on a side project (which I'm hoping to bring to a hackathon) to take Linux networking and

Re: How are you configuring BFD timers?

I'm not sure it's used by a large proportion of operators, but it is deployed in some volume in a number of networks that I'm aware of. During the development of implementations, we hosted inter-op testing/fixing at a previous employer. Rolling it out had started when I moved on, but I expect it

Re: Cisco's IOS-XE and PCEP implementation

On 30 March 2015 at 15:42:59, Mohamed Kamal (mka...@noor.net) wrote: I'm wondering, why there is no MPLS-TE PCE support for IOS-XE till now?! Should I be getting a 9k/CRS on the edge to implement an automatic tool to build MPLS-TE tunnels! In general, PCE(P) implementations have been

Re: Cisco's IOS-XE and PCEP implementation

On 5 April 2015 at 20:43:24, Mohamed Kamal (mka...@noor.net) wrote: and hence being implemented on IOS-XR within the Cisco environment today  I disagree! .. Engineering is all about optimization, and using an ASR1k  (which is being marketed as an edge/PE router) in my edge doesn't mean  that my

Re: MPLS VPN design - RR in forwarding path?

On 2 Jan 2015, at 01:54, Jeff Tantsura jeff.tants...@ericsson.com wrote: You don't need LDP on RR as long as clients support not on lsp flag (different implementation have different names for it) There are more and more reasons to run RR on a non router HW, there are many reasons to

Re: BGP ORF in practice

On 31 May 2012, at 18:18, Wayne Tucker wrote: What's the general consensus (hah! ;) regarding the use of RFC5291 BGP outbound route filtering? It's worked well for me in the lab, but I have yet to use it in a live environment (and I don't know that most service providers would know what I

Re: bgp update destroying transit on redback routers ?

On 1 Dec 2011, at 23:04, Warren Kumari wrote: tp://tools.ietf.org/html/draft-wkumari-idr-as0-01 has been replaced with http://tools.ietf.org/html/draft-ietf-idr-as0-00 -- which does include it. Whilst we are on the subject of relevant drafts - it should be noted that situations like this

Re: D/DoS mitigation hardware/software needed.

the filtering levels of the Arbor kit? I should probably point out that we only really started our conversation with Arbor within the last month or so, so there are perhaps details relating to this that I've missed. I'd be happy to be corrected! Kind regards, Rob -- Rob Shakir

Re: Multicast LDP or P2MP RSVP LDP

://tools.ietf.org/html/draft-joseph-p2mp-mvpn-experience-00 [2]: http://tools.ietf.org/html/draft-ietf-mpls-ldp-p2mp-08 [3]: http://tools.ietf.org/html/rfc4875 -- Rob Shakir r...@eng.gxn.net Network Development EngineerGX Networks/Vialtus Solutions ddi: +44208 587 6077

Re: BGP Session Teardown due to AS_CONFED_SEQUENCE in AS4_PATH

Jonathan Oddy (HostWay), jonathan.o...@hostway.co.uk Rob Shakir (GX Networks), r...@eng.gxn.net [0]: http://www.ietf.org/mail-archive/web/idr/current/msg03368.html [1]: http://www.merit.edu/mail.archives/nanog/msg14345.html Many thanks to David Freedman (Claranet) for assistance in developing

Re: BGP Session Teardown due to AS_CONFED_SEQUENCE in AS4_PATH

, to try to ensure that both the IOS behaviour, and RFC are changed. Many thanks, Rob -- Rob Shakir r...@eng.gxn.net Network Development EngineerGX Networks/Vialtus Solutions ddi: +44208 587 6077mob: +44797 155 4098 pgp: 0xc07e6deb nic-hdl: RJS-RIPE

Re: BGP Session Teardown due to AS_CONFED_SEQUENCE in AS4_PATH

: Path #1: Received by speaker 0 3356 35320 3.21 23456 Given that XR box is an AS4-speaker, one would not expect to see 23456 in the AS_PATH, the prescence of this AS seems to be a symptom of the bug (and again occurs on Juniper/Force10). Kind regards, Rob -- Rob Shakir r

BGP Session Teardown due to AS_CONFED_SEQUENCE in AS4_PATH

to this problem is much appreciated, either publicly, or privately. Regards, Andy Davidson, NetSumo (andy.david...@netsumo.com), Jonathan Oddy, Hostway UK (jonathan.o...@hostway.co.uk), Rob Shakir, GX Networks (r...@eng.gxn.net) References: [0]: Andy Davidson