https://community.extremenetworks.com/t5/extremeswitching-exos-switch/rstp-carrier-vlan-issues/m-p/25309#M3103 Hi,<BR /> <BR /> Currently setting up some X690s using the recommended EXOS 22.4.1.4 and also X460-G2s using the recommended version 21.1.5.2 (all latest patches).<BR /> <BR /> In EXOS 22 I can apparently enable an STP domain (RSTP / 802.1W) without any untagged/carrier VLAN defined on the ports associated to the domain.<BR /> <BR /> EXOS 21 complains about this.<BR /> <BR /> Which is correct?<BR /> <BR /> (There is not much difference between those devices except that the X690 is an MLAG peer, whereas the other is not.)<BR /> <BR /> Cheers.<BR /> <BR /> Thu, 15 Nov 2018 01:34:00 GMT jeronimo 2018-11-15T01:34:00Z https://community.extremenetworks.com/t5/extremeswitching-exos-switch/rstp-carrier-vlan-issues/m-p/25309#M3103 Hi,<BR /> <BR /> Currently setting up some X690s using the recommended EXOS 22.4.1.4 and also X460-G2s using the recommended version 21.1.5.2 (all latest patches).<BR /> <BR /> In EXOS 22 I can apparently enable an STP domain (RSTP / 802.1W) without any untagged/carrier VLAN defined on the ports associated to the domain.<BR /> <BR /> EXOS 21 complains about this.<BR /> <BR /> Which is correct?<BR /> <BR /> (There is not much difference between those devices except that the X690 is an MLAG peer, whereas the other is not.)<BR /> <BR /> Cheers.<BR /> <BR /> Thu, 15 Nov 2018 01:34:00 GMT https://community.extremenetworks.com/t5/extremeswitching-exos-switch/rstp-carrier-vlan-issues/m-p/25309#M3103 jeronimo 2018-11-15T01:34:00Z