Re: [c-nsp] Adventures while upgrading a dual sup-8 WS-C4510R+E

2016-10-17 Thread Pavel Skovajsa
Not that i recognize the error but with with the early sup8s i learned to always upgrade the rommon first. Also upgrade using REAL power cycle not a reload. I know - sounds like nonsense, unfortunatelly backed by number of TAC cases... -pavel On Tuesday, 11 October 2016, Sebastian Beutel < sebas

Re: [c-nsp] huge amount of mcast traffic

2016-10-17 Thread Pavel Skovajsa
James, So all your customers are on 6708? Why thing you can try is check the internal architecture of the 6708 cards especially the egress replication asic.Probably also depends on which ports you have the customers connected... -pavel Dňa 13.10.2016 18:44 používateľ "Matthew Huff" napísal: >

[c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Zahid Khan
Hi Guys, I have issues in VPLS network where we get loop sometimes because of mac flood from customer side and sometimes because of media loop in last mile. Being a service provider what are the best practices which I could implement on my PE Router or PE switch or in transmission equipment to avo

Re: [c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Aaron DuShey
On Mon, Oct 17, 2016 at 9:20 AM, Zahid Khan wrote: > I have issues in VPLS network where we get loop sometimes because of mac > flood from customer side and sometimes because of media loop in last mile. > Being a service provider what are the best practices which I could > implement on my PE Rout

Re: [c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Lukas Tribus
> I have issues in VPLS network where we get loop sometimes because of mac > flood from customer side and sometimes because of media loop in last mile. > Being a service provider what are the best practices which I could > implement on my PE Router or PE switch or in transmission equipment to > avo

Re: [c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Nick Hilliard
Lukas Tribus wrote: > Don't use VPLS, but L3VPN's. Like Ivan says: "VPLS is not aspirin" [1]. yeah, seriously. L2 loops in VPLS networks are an endemic problem because you normally end up bridging multiple separate layer 2 domains together which run different bridging protocols. This is a recipe

Re: [c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Mark Tinka
On 17/Oct/16 16:22, Lukas Tribus wrote: > > You probably don't want to hear this, but: > > Don't use VPLS, but L3VPN's. Like Ivan says: "VPLS is not aspirin" [1]. I tend to agree. I've been telling customers (including product managers and sales folk) since 2009 that you're better off taking a

Re: [c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Mark Tinka
On 17/Oct/16 16:40, Nick Hilliard wrote: > > yeah, seriously. L2 loops in VPLS networks are an endemic problem > because you normally end up bridging multiple separate layer 2 domains > together which run different bridging protocols. This is a recipe for > disaster and it is totally unsurpris

Re: [c-nsp] huge amount of mcast traffic

2016-10-17 Thread james list
Hi Pavel obviously not, as you see from previous email market is connected to an ASR. then there is a C6807 and the only customer currently requesting this huge mcast feed is connected to C6500 with a WAN link... I've attached my hw configuration, facing my cisco knowledge it shouldn't be an issue

[c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Nick Cutting
Good Afternoon Masters of the BGP, I am not good at BGP regex. I need to come up with an ip as-path access-list that will only accept customer routes that belong to a certain provider, the ISP in question does not have a way of differentiating, so I was hoping to use a regex. So for example if

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Robert Blayzor
Most SP’s support community tags of their directly connected customer prefixes. That may be your path of lease resistance. -- inoc.net!rblayzor XMPP: rblayzor.AT.inoc.net PGP Key: 78BEDCE1 @ pgp.mit.edu > On Oct 17, 2016, at 4:14 PM, Nick Cutting wrote: > > Good Afternoon Masters of t

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Brandon Ewing
On Mon, Oct 17, 2016 at 08:14:07PM +, Nick Cutting wrote: > If 55 and 56 are Customer AS's connected to AS 100 (our ISP) > need to allow: > > 100 55 i > 100 56 i > > Or 100 55 55 55 I (to allow for prepending) > > But NOT > > 100 55 something else > > Is this possible? > Any help greatly a

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Nick Cutting
Thank you for your answer. The problem is I do not know the ASN's of the ISP's customers. Robert - I am afraid that this particular ISP does not have a community for this, nor can they send me just their customer routes. From: Brandon Ewing [mailto:nicot...@warningg.com] Sent: Monday, October 17

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Randy via cisco-nsp
--- Begin Message --- - Original Message - From: Nick Cutting To: Brandon Ewing ; "cisco-nsp (cisco-nsp@puck.nether.net)" Sent: Monday, October 17, 2016 4:32 PM Subject: Re: [c-nsp] BGP Regex to allow ISP customers Thank you for your answer. The problem is I do not know the ASN's of t

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Dragan Jovicic
It's been a while but, the following might do it ^(100_)+([0-9_]+)(_\2)*$ It matches any customer of 100 also accounting for case where both 100 and customer are prepending. On Tue, Oct 18, 2016 at 2:28 AM, Randy via cisco-nsp < cisco-nsp@puck.nether.net> wrote: > _

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Dragan Jovicic
That should be ^(100_)+([0-9]+)(_\2)*$ But the above should* work as well... On Tue, Oct 18, 2016 at 3:31 AM, Dragan Jovicic wrote: > It's been a while but, the following might do it > > ^(100_)+([0-9_]+)(_\2)*$ > > It matches any customer of 100 also accounting for case where both 100 and > c

Re: [c-nsp] BGP Regex to allow ISP customers

2016-10-17 Thread Jon Lewis
On Mon, 17 Oct 2016, Nick Cutting wrote: Thank you for your answer. The problem is I do not know the ASN's of the ISP's customers. Robert - I am afraid that this particular ISP does not have a community for this, nor can they send me just their customer routes. Since you don't know the ISP's

[c-nsp] OSPF / FRR(rLFA) + Non FRR links

2016-10-17 Thread CiscoNSP List
Hi, Have an interesting(unexpected) situation on an ASR920 that is running ospf / frr(rLFA) to a number of other ASR920's (All running sopf / frr(rLFA)but it also has a non-frr(rLFA) link to a 7200, which also has a non-frr(rLFA) link back to the other ASR920's (So bascially a triangle topo

Re: [c-nsp] Loop Prevention in VPLS

2016-10-17 Thread Zahid Khan
Thanks Aaron, Lukas, Mark and Nick for your valuable feedback. Unfortunately my client is not agreeing to share any routing with ISP(us). We are looking into option to explore creation of p2p pseudo-wire but this will involve major design changes in customer end design and latency will also increa