10G stack ports: 1/0/27 & 1/0/28
DAD ports: 1/0/25
SW1:
interface TenGigabitEthernet1/0/25
stackwise-virtual dual-active-detection
description DAD
!
interface TenGigabitEthernet1/0/27
stackwise-virtual link 1
description Virtual-Link
!
interface TenGigabitEthernet1/0/28
stackwise-virtual link 1
description Virtual-Link
SW2:
interface TenGigabitEthernet1/0/25
stackwise-virtual dual-active-detection
description DAD
!
interface TenGigabitEthernet1/0/27
stackwise-virtual link 1
description Virtual-Link
!
interface TenGigabitEthernet1/0/28
stackwise-virtual link 1
description Virtual-Link
!
stackwise-virtual
domain 34 ==> what ever you want
Then reboot
