This should help:
mc-tool update `mc-tool list | grep icq` string:encryption=no_encryption mc-tool update `mc-tool list | grep icq` bool:use-clientlogin=0
This should help:
mc-tool update `mc-tool list | grep icq` string: encryption= no_encryption clientlogin= 0
mc-tool update `mc-tool list | grep icq` bool:use-