Hi, On Thu, Oct 19, 2017 at 06:05:47AM +0200, Peter Rathlev wrote: > On Wed, 2017-10-18 at 15:39 +0200, Gert Doering wrote: > > I have an ASR920 that is supposed to have gi0/0/10 and gi0/0/11 in > > the same bridge group, with a routed IP: > > > > interface GigabitEthernet0/0/10 > > no ip address > > media-type auto-select > > negotiation auto > > cdp enable > > service instance 10 ethernet > > encapsulation untagged > > l2protocol peer stp > > bridge-domain 10 > > ! > > We don't use STP on ASR920, but my guess is that you need "bridge- > domain from-encapsulation" in the service instance configuration.
So where would untagged packets land, then? "tag 10 -> bridge 10" I could understand, but this is just plain untagged... > https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/lanswitch/lanswitch-xe-3s-asr920-book/lanswitch-xe-3s-asr920-book_chapter_0101.html#task_1000030 > > Then configure STP for VLAN "10". It doesn't seem like there is any way > to map to an arbitrary PVST instance, VLAN ID and bridge domain ID has > to match. I need to test this :-) - though it feels... weird. gert -- USENET is *not* the non-clickable part of WWW! //www.muc.de/~gert/ Gert Doering - Munich, Germany [email protected] fax: +49-89-35655025 [email protected]
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