[c-nsp] cisco-nsp Digest, Vol 181, Issue 10

[ctrebnick]

Catharine Trebnick
M 612.419.1686
Sent from my iPad
@ctrebnick


> On Dec 11, 2017, at 11:00 AM, cisco-nsp-request at puck.nether.net wrote:
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> Today's Topics:
> 
>   1. VxLAN on Nexus 9000v and trunk ports (Marco Marzetti)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Mon, 11 Dec 2017 13:47:29 +0100
> From: Marco Marzetti <marco at lamehost.it>
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] VxLAN on Nexus 9000v and trunk ports
> Message-ID:
>    <CAO367rV6wOeqdjE+XQ4aosEz8PdCP1PS0EEXcL8+9XB0XDUOEw at mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
> 
> Hello,
> 
> I am trying to configure EVPN VxLANs on Nexus 9000v.
> And i am stuck with trunk ports
> 
> Configuration looks like:
> 
> vlan 101
>  vn-segment 1
> 
> interface nve1
>  no shutdown
>  overlay-encapsulation vxlan-with-tag
>  host-reachability protocol bgp
>  source-interface loopback0
>  member vni 1
>    ingress-replication protocol bgp
> 
> interface ethernet 1/3
>  no shutdown
>  switchport access vlan 101
> 
> router bgp 64496
>  router-id 192.0.2.2
>  address-family l2vpn evpn
>  neighbor 192.0.2.1
>    remote-as 64496
>    update-source loopback0
>    address-family l2vpn evpn
>      send-community extended
> 
> evpn
>  vni 1 l2
>    rd auto
>    route-target import auto
>    route-target export auto
> 
> As long as i use access ports on both leafs everything works as expected.
> But i can't get it working when one of the two is in trunk mode.
> 
> So, for instance:
> hostname leaf1
> !
> interface ethernet 1/3
>  no shutdown
>  switchport access vlan 101
> 
> and
> 
> hostname leaf2
> !
> interface ethernet 1/3
>  no shutdown
>  switchport mode trunk
>  switchport trunk allowed vlan 101,2
> 
> Vlan2 is connected to a SVI on the Nexus.
> Vlan101 is connected to NVE1 via vn-segment
> 
> I'd expected traffic going out from e1/3 on leaf2 for vlan101 to be tagged
> with id 101, but it is not. It's untagged.
> 
> Is it a bug (or a limitation of Nexus 9000v) or am i missing something?
> 
> Thank you
> 
> -- 
> Marco
> 
> 
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> ------------------------------
> 
> End of cisco-nsp Digest, Vol 181, Issue 10
> ******************************************