vestacp-docker/vesta/etc/exim4/conf.d/router/300_exim4-config_real_local

### router/300_exim4-config_real_local
#################################

# This router allows reaching a local user while avoiding local
# processing. This can be used to inform a user of a broken .forward
# file, for example. The userforward router does this.

COND_LOCAL_SUBMITTER = "\
               ${if match_ip{$sender_host_address}{:@[]}\
                    {1}{0}\
		}"

real_local:
  debug_print = "R: real_local for $local_part@$domain"
  driver = accept
  domains = +local_domains
  condition = COND_LOCAL_SUBMITTER
  local_part_prefix = real-
  check_local_user
  transport = LOCAL_DELIVERY