Mostly stolen from Exim Cheatsheet
exim -bp- list messages in queueexim -bpc- queue countexim -bp | exiqsumm- summaryexim -bt email@address- show how exim will route messageexim -q -v- run queueexim -M <message-id>- force message deliveryexiqgrep -zi | xargs exim -M- force delivery of all frozen messagesexim -Mrm <message-id>- remove message from queue