Ato,

weird. We switched back to User Configured and created a new network and now it 
sends correct values towards to Cisco.

We still working on Cisco side to change setup type for ASR. I let you know.

Thanks a lot for your help!

Odesláno z iPadu

2. 8. 2016 v 19:00, Antonio Sanchez-Monge <[email protected]>:

> Hi Jakub,
> 
> It is working fine here:
>  
> bgp.evpn.0: 12 destinations, 12 routes (12 active, 0 holddown, 0 hidden)
> * 2:10.0.0.85:1::222::02:54:47:4b:ab:cd/304 (1 entry, 1 announced)
>      Accepted
>      Route Distinguisher: 10.0.0.85:1
>      Route Label: 13
>      ESI: 00:00:00:00:00:00:00:00:00:00
>      Nexthop: 10.0.0.85
>      MED: 200
>      Localpref: 100
>      AS path: ? (Originator)
>      Originator ID: 10.0.0.85
>      Communities: target:65001:8000002 unknown iana 30c unknown type 8004 
> value fde9:7a1201 unknown type 8071 value fde9:5
>  
> * 2:10.0.0.85:2::64512::02:e2:cb:0b:e1:d4/304 (1 entry, 1 announced)
>      Accepted
>      Route Distinguisher: 10.0.0.85:2
>      Route Label: 4032
>      ESI: 00:00:00:00:00:00:00:00:00:00
>      Nexthop: 10.0.0.85
>      MED: 200
>      Localpref: 100
>      AS path: ? (Originator)
>      Originator ID: 10.0.0.85
>      Communities: target:64512:10001 target:65001:8000001 unknown iana 30c 
> unknown type 8004 value fde9:7a1201 unknown type 8071 value fde9:4
>  
> <------------------
>  
> There is a cosmetic bug in Junos that makes Route Label be offset 4 bits to 
> the left. So displayed label = int (vni / 16).
>  
> I am running 3.0.2.1-4 but I was discussing yesterday with the expert and he 
> didn’t mention any recent fix...
>  
> Cheers,
>  
> Ato
>  
> From: Jakub Pavlik <[email protected]>
> Date: Tuesday, 2 August 2016 at 18:54
> To: Antonio Sanchez-Monge <[email protected]>
> Cc: "[email protected]" <[email protected]>, Marek Čeloud 
> <[email protected]>, Lichner Ivan <[email protected]>
> Subject: Re: [opencontrail-dev] Contrail EVPN VXLAN on Cisco ASR9006
>  
> Hi Ato,
>  
> yes, when I convert from hex it is VNI number. However it works only in Auto 
> Configured Vxlan mode. Can you please try User Configured on your side, if 
> you have zero as well?
>  
> thanks
> jakub
> 
> Odesláno z iPadu
> 
> 2. 8. 2016 v 18:46, Antonio Sanchez-Monge <[email protected]>:
> 
> Hi Jakub,
>  
> Please look at the real hex value of the MPLS label. Is it zero? The decoder 
> considers last 4 bits as ToS, BoS, and that’s not valid for VxLAN.
>  
> Cheers,
>  
> Ato
>  
> From: Jakub Pavlik <[email protected]>
> Date: Tuesday, 2 August 2016 at 18:44
> To: Antonio Sanchez-Monge <[email protected]>
> Cc: "[email protected]" <[email protected]>, Marek Čeloud 
> <[email protected]>, Lichner Ivan <[email protected]>
> Subject: Re: [opencontrail-dev] Contrail EVPN VXLAN on Cisco ASR9006
>  
> Hi Ato,
>  
> I downloaded official 3.0.2 and it behaves same with VXLAN User Configured. 
> When I switched to Automatic, it starts to send appropriate VNI as Ethernet 
> tag id, but MPLS label is still 0.  Should we see VNI tag under MPLS label in 
> Wireshark?
>  
> Can you send us your capture?
>  
> Thanks
>  
> Jakub
> 
> Odesláno z iPadu
> 
> 2. 8. 2016 v 0:49, Antonio Sanchez-Monge <[email protected]>:
> 
> Hi Jakub,
>  
> First let me clarify one thing.
>  
> I had written: “In that case I think MPLS label 0 is normal but Ethernet Tag 
> should be different from zero, and it is zero.”
>  
> This is wrong. MPLS label 0 is not normal. I checked with our expert and also 
> did some tests. In all my tests with 3.0.2, both Ethernet tag and MPLS label 
> are set to the same non-zero value. This is true both for floating IP and for 
> non-floating. So what you are seeing in the tcpdump (MPLS label 0, Ethernet 
> tag 0...) doesn’t look normal. There may be something specific to your setup.
>  
> Would you try to create it from scratch? Please check the route in the 
> control node introspect (TCP port 8083) and see in the bgp.evpn.0 table what 
> label value the route has.
>  
> Cheers,
> Ato
>  
> From: Antonio Sanchez-Monge <[email protected]>
> Date: Monday, 1 August 2016 at 23:38
> To: Jakub Pavlik <[email protected]>, "[email protected]" 
> <[email protected]>
> Cc: Marek Čeloud <[email protected]>, Lichner Ivan 
> <[email protected]>
> Subject: Re: [opencontrail-dev] Contrail EVPN VXLAN on Cisco ASR9006
>  
> Might be specific of floating IP pool, will have a look tomorrow.
>  
> From: Jakub Pavlik <[email protected]>
> Date: Monday, 1 August 2016 at 23:28
> To: Antonio Sanchez-Monge <[email protected]>, "[email protected]" 
> <[email protected]>
> Cc: Marek Čeloud <[email protected]>, Lichner Ivan 
> <[email protected]>
> Subject: Re: [opencontrail-dev] Contrail EVPN VXLAN on Cisco ASR9006
>  
> Antonio,
> 
> yes, we have VXLAN encapsulation priority and Indetifier Mode is User 
> Configured.
> 
> It is floating ip pool with VNI 64512 and Route Target 64512:64512
> 
> Jakub
> 
> On 1.8.2016 23:25, Antonio Sanchez-Monge wrote:
> Hi Jakub,
>  
> I guess under “Configure > Infrastructure > Global Config > Forwarding 
> Options > Encapsulation Priority Order” you have VXLAN on top, right? In that 
> case I think MPLS label 0 is normal but Ethernet Tag should be different from 
> zero, and it is zero.
>  
> What is VxLAN Identifier Mode set to?
>  
> How is the VN configured? What VNI does it have?
> 
> Cheers,
> Ato
>  
> From: Jakub Pavlik <[email protected]>
> Date: Monday, 1 August 2016 at 23:09
> To: Antonio Sanchez-Monge <[email protected]>, "[email protected]" 
> <[email protected]>
> Cc: Marek Čeloud <[email protected]>, Lichner Ivan 
> <[email protected]>
> Subject: Re: [opencontrail-dev] Contrail EVPN VXLAN on Cisco ASR9006
>  
> Hi Antonio,
> 
> thanks for quick reply! I will try to do change type.
> 
> It is Contrail 3.0.2 (3 weeks old build).
> 
> Thanks a lot!
> 
> Jakub
> 
>  
> On 1.8.2016 23:06, Antonio Sanchez-Monge wrote:
> Hi Jakub,
>  
> Cisco is sending Type 5 (IP Prefix) EVPN routes that we don’t support. Do you 
> know if there is any way to configure IOS XR so it does generate IP/MAC (Type 
> 2) EVPN routes instead?
>  
> As for the MPLS Label Stack set to 0 by Contrail, what version are you 
> running?
> 
> Cheers,
> 
> Ato
>  
>  
> From: Dev <[email protected]> on behalf of Jakub Pavlik 
> <[email protected]>
> Date: Monday, 1 August 2016 at 22:44
> To: "[email protected]" <[email protected]>
> Cc: Marek Čeloud <[email protected]>, Lichner Ivan 
> <[email protected]>
> Subject: Re: [opencontrail-dev] Contrail EVPN VXLAN on Cisco ASR9006
>  
> There is also log from Cisco box:
> 
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr]: UPDATE from 
> 10.171.20.72 contains nh 10.171.20.30/32, gw_afi 0, flags 0x0, nlri_afi 14
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr]: 
> NH-Validate-Create: addr=10.171.20.30/32, len=4, nlriafi=14, 
> nbr=10.171.20.72, gwafi=0,
>  gwlen=4, gwaddrlen=32::: nhout=0x10a52970, validity=1, 
> attrwdrflags=0x00000000
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr]: 
> --bgp4_rcv_attributes--: END: nbr=10.171.20.72:: msg=0x10043cc0/138, 
> updlen=119, attrbl
> =0x10043cd7/115, ipv4reachlen=0, msginpath=0x3df0ba0, asloopcheck=1, 
> attrwdrfl=0x00000000:: samecluster=0, local_as_prepended=0, attr_wdr_flags 
> 0x0000
> 0000, myascount=0:: rcvdata=0x10043d4a/0, errptr=0x10043d16/52
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr] (l2evpn): 
> Received UPDATE from 10.171.20.72 with attributes: 
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr] (l2evpn): 
> nexthop 10.171.20.30/32, origin ?, localpref 200, metric 100, originator 10.17
> 1.20.30, extended community Encapsulation Type:8 
> 0x8071:0xfc:0x00:0x00:0x00:0x00:0x04 RT:64512:64512 RT:64512:8000004 
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr] (l2evpn): 
> Received prefix v4Addr:10.171.20.30:2:[2][0][48][02b2.de4a.7e30][32][10.167.0.
> 4]/136 (path ID: none) with MPLS label 0 from neighbor 10.171.20.72
> RP/0/RSP0/CPU0:Aug  2 20:36:49.681 : bgp[1058]: [default-rtr] (l2evpn): 
> Prefix v4Addr:10.171.20.30:2:[2][0][48][02b2.de4a.7e30][32][10.167.0.4]/136 (p
> ath ID: none) received from 10.171.20.72 DENIED RT extended community is not 
> imported locally
> 
> On 1.8.2016 22:39, Jakub Pavlik wrote:
> Hello all,
> 
> does anybody tested Contrail 3.X with Cisco ASR9006 IOS XR Software, Version 
> 5.3.3 with EVPN VxLAN?
> 
> We are trying to run EVPN. BGP peering is established, but there is mismatch 
> in BGP update messages. We are getting this from contrail controller:
> 
> 
> 
> 
> 
> 
> 
> 2016-08-01 Mon 16:45:35:074.937 CEST  ntw01 [Thread 140320977651456, Pid 
> 8325]: BGP [SYS_WARN]: BgpPeerMessageLog: BGP Peer default-domain:default-pro
> ject:ip-fabric:__default__:ntw01:default-domain:default-project:ip-fabric:__default__:ASR9006-1
>  RECV MP NLRI parse error for e-vpn route controller/sr
> c/bgp/bgp_peer.cc 1178
> 
> 
> I attached also captured tcpdump files with update messages from contrail to 
> cisco (contrail) and from cisco to contrail (cisco). 
> 
> Thanks,
> 
> Jakub
> 
> 
> 
> 
> 
> 
> 
> 
> _______________________________________________
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> 
> 
> 
> 
> 
> 
> -- 
> Jakub Pavlik
> CTO
>  
> [tcp ◕ cloud]
>  
> +420 602 177 027
> [email protected]
>  
> tcp cloud a.s.
> Thamova 16
> 186 00 Praha 8 - Karlin
> Czech republic
> http://tcpcloud.eu
> http://opentcpcloud.org
> 
> 
> 
> 
> 
> 
> -- 
> Jakub Pavlik
> CTO
>  
> [tcp ◕ cloud]
>  
> +420 602 177 027
> [email protected]
>  
> tcp cloud a.s.
> Thamova 16
> 186 00 Praha 8 - Karlin
> Czech republic
> http://tcpcloud.eu
> http://opentcpcloud.org
> 
> 
> 
> 
> 
> -- 
> Jakub Pavlik
> CTO
>  
> [tcp ◕ cloud]
>  
> +420 602 177 027
> [email protected]
>  
> tcp cloud a.s.
> Thamova 16
> 186 00 Praha 8 - Karlin
> Czech republic
> http://tcpcloud.eu
> http://opentcpcloud.org
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