[c-nsp] VPLS BGP Signaling

Mohammad Khalil eng_mssk at hotmail.com
Mon Jul 27 08:15:23 EDT 2015


I was reading about it and it's supported on 4.3.2 
http://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r4-3/lxvpn/configuration/guide/lesc43xbook/lesc43pbb.html#pgfId-1187133

I think I will give it a try :)

BR,
Mohammad

> From: Adam.Vitkovsky at gamma.co.uk
> To: eng_mssk at hotmail.com; cisco-nsp at puck.nether.net; nick at foobar.org
> Subject: RE: [c-nsp] VPLS BGP Signaling
> Date: Mon, 27 Jul 2015 08:36:24 +0000
> 
> I haven't played with EVPN on Cisco yet.
> EVPN is supported only on A9ks as far as I know (on A1k only as AF in BGP for RR functionality).
> By all means I'll go with EVPN for all the new deployments the data-plane scales so much better compared to legacy VPLS.
> Though personally I prefer PBB EVPN because it converges and scales better and find it more straightforward.
> The only problem is these are still pretty new - EVPN got standardised just this year and PBB-EVPN not yet (guess that's one of the reasons Juniper is still holding back on PBB-EVPN) so it needs more brave folks to test and catch all the bugs.
> 
> adam
> > -----Original Message-----
> > From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> > Mohammad Khalil
> > Sent: 26 July 2015 14:59
> > To: cisco-nsp at puck.nether.net; nick at foobar.org
> > Subject: Re: [c-nsp] VPLS BGP Signaling
> > 
> > As we are in the talk of l2vpns , I have searched on google for configuration
> > for evpn but for Cisco I did not find good documentation regarding it , did
> > anyone tried it before and can share?
> > Thanks
> > BR,Mohammad
> > 
> > From: eng_mssk at hotmail.com
> > To: cisco-nsp at puck.nether.net; nick at foobar.org
> > Subject: RE: VPLS BGP Signaling
> > Date: Sun, 26 Jul 2015 16:53:26 +0300
> > 
> > 
> > 
> > 
> > Thanks all , I have figured it out It was the ve id on both routers , configured
> > similar , when I changed it on CSR2 it worked :)
> > BR,Mohammad
> > From: eng_mssk at hotmail.com
> > To: cisco-nsp at puck.nether.net; nick at foobar.org
> > Subject: Re: VPLS BGP Signaling
> > Date: Sun, 26 Jul 2015 16:45:05 +0300
> > 
> > 
> > 
> > 
> > Hi Nick/AllSorry for the bad format
> > Is it readable now?
> > BR,Mohammad
> > -----------------
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > Hi all
> > I have two CSR1000v boxes which am trying to establish several VPLS
> > combinations for connectivity between two switches
> > All combinations worked perfectly except for BGP signaling (all the previous
> > setups depend on LDP as a signaling
> >  protocol)
> > 
> > CSR1,CSR2
> > l2vpn vfi context VFIB
> >  vpn id 105
> >  autodiscovery bgp signaling bgp
> >   ve id 105
> >   ve range 55
> >   route-target export 1:1
> >   route-target import 1:1
> > 
> > bridge-domain 105
> >  member GigabitEthernet2 service-instance 105
> >  member vfi VFIB
> > 
> > interface GigabitEthernet2
> >  no ip address
> >  negotiation auto
> >  service instance 105 ethernet
> >   encapsulation dot1q 105
> > 
> > ASR1#sh xconnect all
> > Legend:    XC ST=Xconnect State  S1=Segment1 State  S2=Segment2 State
> >   UP=Up       DN=Down            AD=Admin Down      IA=Inactive
> >   SB=Standby  HS=Hot Standby     RV=Recovering      NH=No Hardware
> > 
> > XC ST  Segment 1                         S1 Segment 2                         S2
> > ------+---------------------------------+--+---------------------------------+--
> > -- pri  vfi VFIB                         UP unkn Invalid Segment              --
> > UP pri   bd 105                          UP  vfi VFIB                         UP
> > 
> > ASR1#show bgp l2vpn vpls all
> > BGP table version is 5, local router ID is 1.1.1.1
> > Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
> >               r RIB-failure, S Stale, m multipath, b backup-path, f RT-Filter,
> >               x best-external, a additional-path, c RIB-compressed,
> > Origin codes: i - IGP, e - EGP, ? - incomplete
> > RPKI validation codes: V valid, I invalid, N Not found
> > 
> >      Network          Next Hop            Metric LocPrf Weight Path
> > Route Distinguisher: 1:105
> >  * i 1:105:VEID-105:Blk-55/136
> >                        3.3.3.3                  0    100      0 ?
> >  *>                   0.0.0.0                            32768 ?
> > 
> > No ping between the two hosts
> > 
> > ASR1#sh run | sec router bgp
> > router bgp 1
> >  bgp log-neighbor-changes
> >  no bgp default ipv4-unicast
> >  neighbor 3.3.3.3 remote-as 1
> >  neighbor 3.3.3.3 update-source Loopback0
> >  !
> >  address-family ipv4
> >  exit-address-family
> >  !
> >  address-family l2vpn vpls
> >   neighbor 3.3.3.3 activate
> >   neighbor 3.3.3.3 send-community both
> >   neighbor 3.3.3.3 suppress-signaling-protocol ldp
> >  exit-address-family
> > 
> > Any ideas?
> > 
> > Thanks
> > 
> > BR,
> > Mohammad
> > 
> > 
> > 
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