OTRS 6.0

Some quick hints on OTRS 6.0

MailQueue

cd /opt/otrs/bin

./otrs.Console.pl Maint::Email::MailQueue --list

MailQueue - Delete a specific Mail

./otrs.Console.pl Maint::Email::MailQueue --delete --filter ID::28

Sudo

You want to get ROOT the easy way?
Put your user in group sudo:

sudo usermod -aG sudo USERNAME

visudo

%sudo  ALL=(ALL) NOPASSWD:ALL