I have 2 VSPs 4450 connected via V-IST working good.
I am trying to connect a ERS in both VSPs with MLT.
ERS = Standard MLT (Ports 1 and 2)
VSPs = SMLT (Port 12 each switch)
When I leave MLT connection on the VSP as standard it works good but when I enable the SMLT I lost connection.
Best answer by Dilraj Singh Khalsa
Refer below KB. This might help: