The following figure is an example of EMISTP.
Note
By default, all ports added to a user-defined STPD are in emistp mode, unless otherwise specified.The following commands configure the switch located between S1 and S2:
create vlan red configure red tag 100 configure red add ports 1:1-1:4 tagged create vlan green configure green tag 200 configure green add ports 1:1-1:2 tagged create vlan yellow configure yellow tag 300 configure yellow add ports 1:3-1:4 tagged create stpd s1 configure stpd s1 add green ports all configure stpd s1 tag 200 configure stpd s1 add red ports 1:1-1:2 emistp enable stpd s1 create stpd s2 configure stpd s2 add yellow ports all configure stpd s2 tag 300 configure stpd s2 add red ports 1:3-1:4 emistp enable stpd s2