etc/sympa/virtual_alias

   1 /^(postmaster|root|abuse|sympa-request)@(cyclocoop\.org)$/ $2-$1
   2 /^(listmaster|sympa)@(cyclocoop\.org)$/ $2-$1
   3 /^(.*)-(request|editor|owner|subscribe|unsubscribe)@(cyclocoop\.org)$/ $3-$1-$2
   4 /^([^+]*)@(cyclocoop\.org)$/ $2-$1