Hi Chris, > 2/1/5 is the "access port" which pops the outer tag on egress, slaps it on on > ingress; regardless if it's already tagged coming in. > Wouldn't the frame still remain untagged within the BD please? And would only get the tag 100 applied as a top tag when sent out of either ge-2/1/2.100 or ge-2/1/3.100 please?
adam > -----Original Message----- > From: juniper-nsp [mailto:[email protected]] On Behalf > Of Chris Kawchuk > Sent: 16 April 2015 00:40 > To: Robert Hass > Cc: [email protected] > Subject: Re: [j-nsp] QinQ on MX bridge-ing > > Try this > > set interfaces ge-2/1/2 flexible-vlan-tagging > set interfaces ge-2/1/2 mtu 9192 > set interfaces ge-2/1/2 encapsulation flexible-ethernet-services > set interfaces ge-2/1/2 unit 100 encapsulation vlan-bridge > set interfaces ge-2/1/2 unit 100 vlan-id 100 > > set interfaces ge-2/1/3 flexible-vlan-tagging > set interfaces ge-2/1/3 mtu 9192 > set interfaces ge-2/1/3 encapsulation flexible-ethernet-services > set interfaces ge-2/1/3 unit 100 encapsulation vlan-bridge > set interfaces ge-2/1/3 unit 100 vlan-id 100 > > set interfaces ge-2/1/5 mtu 9192 > set interfaces ge-2/1/5 encapsulation ethernet-bridge > set interfaces ge-2/1/5 unit 0 family bridge > > set protocols protection-group ethernet-ring erpsring1 data-channel vlan 100 > //* if you're using ERPS for failover on a ring of EX42's, which you should > -- to > avoid using dreaded spanning tree protocols ;) > > set bridge-domains QinQ vlan-id 100 > set bridge-domains QinQ interface ge-2/1/2.100 > set bridge-domains QinQ interface ge-2/1/3.100 > set bridge-domains QinQ interface ge-2/1/5.0; > > 2/1/2 and 2/1/3 are the "trunk" ports, you only care about the outer tag > here. (its double tagged coming in from the EX42, but you dont care at this > point) > 2/1/5 is the "access port" which pops the outer tag on egress, slaps it on on > ingress; regardless if it's already tagged coming in. > > - CK. > > > > > > > > > > _______________________________________________ > juniper-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/juniper-nsp --------------------------------------------------------------------------------------- This email has been scanned for email related threats and delivered safely by Mimecast. For more information please visit http://www.mimecast.com --------------------------------------------------------------------------------------- _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
