A straight l2 circuit wouldn't work because of a switched-network between a PE 
and the CE.

L2VPN wouldn't work because BGP isn't used as MPLS transport mechanism.


Updated Setup:

CE switch #1 (untagged/tagged) -------- MX240 (11.4R1.14) -------- P router 
-------- Cisco PE (tagged) -------- Switched Network -------- CE switch #2 
(untagged/tagged)



-----------------------------------
Ben Boyd
[email protected]
http://about.me/benboyd




On Mar 22, 2012, at 11:34 AM, Ben Boyd wrote:

> 
> All, 
> 
> I'm running into VPLS frustrations in an MX.  I'd like to create a VPLS 
> instance in which a customer can plug in a device on any port in our network 
> and we'll pass the traffic no matter what type of traffic it is (we're just a 
> wire).  For example, they can plug in a switch/router where the interface is 
> tagging traffic or not tagging traffic.   
> 
> This particular example is one CE-switch to another CE-Switch, but we'll 
> eventually add several additional switches and routers in the same VPLS 
> instance.
> 
> Right now, I am seeing BPDU's received from one CE switch to another CE 
> switch, but I'm not seeing any coming back.
> 
> I'm also not able to ping from CE to CE on any VLAN.
> 
> Here is the Setup:
> 
> CE switch #1 (untagged/tagged) -------- MX240 (11.4R1.14) -------- P router 
> -------- Cisco PE -------- CE switch #2 (untagged/tagged)
> 
> CE switch #2 is receiving BPDUs from CE switch #1, however CE switch #1 isn't 
> receiving BPDU's from CE switch #2
> 
> 
> Relevant MX240 config:
> admin@interop-MX240# show interfaces ge-2/1/0   
> mtu 9192;
> encapsulation ethernet-vpls;
> unit 0 {
>     family vpls;
> }
> 
> 
> admin@interop-MX240# show routing-instances VPLS2001 
> instance-type vpls;
> vlan-id all;
> interface ge-2/1/0.0;
> protocols {
>     vpls {
>         no-tunnel-services;
>         vpls-id 100;
>         mtu 9216;
>         neighbor 172.16.0.11;
>     }
> }
> 
> admin@interop-MX240# show protocols layer2-control 
> mac-rewrite {
>     interface ge-2/1/0 {
>         protocol {
>             stp;
>             vtp;
>             cdp;
>         }
>     }
> }
> 
> The VPLS VC is up from MX240 to Cisco PE.
> 
> admin@interop-MX240# run show vpls connections 
> Instance: VPLS2001
>   VPLS-id: 100
>     Neighbor                  Type  St     Time last up          # Up trans
>     172.16.0.11(vpls-id 100)  rmt   Up     Mar 22 11:13:33 2012           1
>       Remote PE: 172.16.0.11, Negotiated control-word: No
>       Incoming label: 262151, Outgoing label: 119
>       Negotiated PW status TLV: No
>       Local interface: lsi.1052423, Status: Up, Encapsulation: ETHERNET
>         Description: Intf - vpls VPLS2001 neighbor 172.16.0.11 vpls-id 100
>         
>         
> Cisco_PE#show mpls l2transport vc        
> 
> Local intf     Local circuit              Dest address    VC ID      Status   
>  
> -------------  -------------------------- --------------- ---------- 
> ----------
> VFI vpls1      VFI                        172.16.0.12     100        UP  
> 
> 
> If anyone has some config advice, i'm open to it!
> 
> 
> 
> -----------------------------------
> Ben Boyd
> [email protected]
> http://about.me/benboyd
> 

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