To stop mails from ham packet radio network in citizen band network, I've created for the different main mailbox systems in the network a reject file. Please use these definitions in your system and may edit additional entries.
for F6FBB systems: REJECT.SYS (last updated: 17.06.01)
for Winbox systems: REJECT.WGT (last updated: 17.06.01)
for Baybox/OpenBCM systems: REJECT.BCM (last updated: 30.06.01)