[exim] exim routers probems

this is what i currently have in my config file in the routers section.
It isn't lettin any external mail into us. Is the logic here correct???
you can see what change i have made from the original...
any help would be appreciated.


verifyextsender:
driver = redirect
domains = ! DOMAIN_LOCAL_LIST
verify_only = true
verify_recipient = false
debug_print = Debug verifyextsender AL(ALIAS_LOOKUP) UL(${lookup
USER_LOOKUP}) IMLL(INBOUND_MTA_LIST_LOOKUP)
# data = ${if and{{eq{ALIAS_LOOKUP}{}}{eq{${lookup
USER_LOOKUP}}{}}}{${if eq{invalid}{INBOUND_MTA_LIST_LOOKUP} {:fail: Attem
pt to masquerade as local user}{:blackhole:}}}{:fail: Unknown Local User}}
data = ${if ! or{{eq{ALIAS_LOOKUP}{}}{eq{${lookup
USER_LOOKUP}}{}}}{${if eq{invalid}{INBOUND_MTA_LIST_LOOKUP} {:fail: Attem
pt to masquerade as local user}{:blackhole:}}}}
allow_fail
no_more




thanks
ronan
--
Regards

Ronan McGlue
==============
Analyst/Programmer
Information Services
Queens University Belfast
BT7 1NN