unable to receive email, exchange 2003

After server restart, email can still be sent, but no email is being received, and no non delivery notifications are sent to external senders.
Remote web workplace/OWA is also unavailable.
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Suliman Abu KharroubConnect With a Mentor IT Consultant Commented:
Check SMTP on http://mxtoolbox.com
pgm554Connect With a Mentor Commented:
Try re running the mail wizard again.
Manpreet SIngh KhatraConnect With a Mentor Solutions Architect, Project LeadCommented:
Check Inbound and Outbound email flow with  www.exrca.com

Also if you have made any changes to MX PTR on the ISP it will take time to replicate to all DNS servers.
Not sure if you have made any IP changes for your MX or PTR internally or made some changes to if you have on the Firewall ??

- Rancy
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R--RConnect With a Mentor Commented:
Check your MX is pointing to correct public ip.
Telnet your public ip and send a mail and check.
Do you have any third party smtp relay?
Stop AV and check.
Check in the default smtp virtual server access tab connection and it should be allow to all.
WORKS2011Connect With a Mentor Austin Tech CompanyCommented:
- what does message tracking tell you?
- what do you see reported in event viewer?

Remote web workplace/OWA is also unavailable.
restart IIS, at the command prompt type" iisreset
WORKS2011Connect With a Mentor Austin Tech CompanyCommented:
verify the SMTP virtual server is running, in EMC / first administrator group / servers / server name / protocols / SMTP / Default SMTP virtual server if it has a red x start the service.
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