That would certainly do it.... From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Patrick Sent: Monday, January 19, 2009 11:51 AM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Exchange 2007 external emails not coming through Yes we did. Finally got it working. Had to disbale smtp filtering on both the organisational level and firewall rule level, but I guess the critical bit was that we had not changed the default gateway on the exchanger server. Thanks anyway Patrick ________________________________ From: Exchange Mailing List <ExchangeMailingList@xxxxxxxxxx> To: "exchangelist@xxxxxxxxxxxxx" <exchangelist@xxxxxxxxxxxxx> Sent: Monday, January 19, 2009 3:22:23 PM Subject: [ExchangeList] Re: Exchange 2007 external emails not coming through You've selected the correct IP on the listener?? S From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Patrick Sent: Monday, January 19, 2009 8:36 AM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Exchange 2007 external emails not coming through Anyone got any ideas on what we might try to get this working? We have narrowed the problem down to ISA 2006 rule, but not quite sure what is wrong with it. Thanks Patrick ________________________________ From: Patrick <london31uk@xxxxxxxxx> To: exchangelist@xxxxxxxxxxxxx Sent: Saturday, January 17, 2009 9:57:44 PM Subject: [ExchangeList] Re: Exchange 2007 external emails not coming through Yes I did use the mail publishing wizard, and it seems to have gone through ok ________________________________ From: Exchange Mailing List <ExchangeMailingList@xxxxxxxxxx> To: "exchangelist@xxxxxxxxxxxxx" <exchangelist@xxxxxxxxxxxxx> Sent: Friday, January 16, 2009 11:39:08 PM Subject: [ExchangeList] Re: Exchange 2007 external emails not coming through Did you use the server publishing wizard? From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Patrick Sent: Friday, January 16, 2009 5:59 PM To: exchangelist@xxxxxxxxxxxxx; msexchange@xxxxxxxxxxxxx Subject: [ExchangeList] Exchange 2007 external emails not coming through Hi Guys, I have managed to setup the exchange 2007 server (single) and configured our ISA 2006 server accordingly, but emails and not getting through. It appears we can send internally and externally ok, but we can not receive. Our mx records have been modified accordingly. Not quiet sure what we are doing wrong. current environment Exchange 2007 sp1 (single server) ISA 2006 Ent Configuration. ISA email publishing rule 1: Smtp outbound, from exchange server to External isa interface 2: Smtp inbound, from anywhere to exchange server (listening on external isa interface) MX record - External ISA ip address Thanks Patrick