Table of Contents

Exim4 - Message handling

exim -bpc
exim -bp
exim -bp | exiqsumm
exiwhat

Test how exim will route a given address

exim -bt alias@localdomain.com

returns 

user@thishost.com
    <-- alias@localdomain.com
  router = localuser, transport = local_delivery
exim -bt user@thishost.com

returns 

user@thishost.com
  router = localuser, transport = local_delivery
exim -bt user@remotehost.com

returns 

  router = lookuphost, transport = remote_smtp
  host mail.remotehost.com [1.2.3.4] MX=0

Run a pretend SMTP transaction as if it were coming from the given IP address

Run a pretend SMTP transaction from the command line, as if it were coming from the given IP address. This will display Exim's checks, ACLs, and filters as they are applied. The message will NOT actually be delivered. 

exim -bh 192.168.11.22

Display all of Exim's configuration settings

exim -bP