Dear, u could config LAG vlan settings in the 802.1Q VLAN—>port config, UNIT—>LAGS. After changing the link type of LAG from access to general, u could set vlan of LAG as tagged.

hey buddy, i think what happened is correct and these two kinda switches are different. when u set up a LAG group, this T2600G will auto generate an entry of LAG in vlan list which has a higher...