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troubleshooting Question

you do not have permission to send to this recipient........Exchange server 2003 ent edition

Avatar of amanzoor
amanzoorFlag for Canada asked on
6 Comments1 Solution403 ViewsLast Modified:
Hi all
Past few days when a particular user tries to send to few domains gets: user@domain.com on date time you do not have permission to send to this recipient for assistance contact system admin <exchange2.domain.com #4.7.1 smtp;450 4.7.1 <exchange2.domain.com>: Helo command rejected: Host not found>
What is wrong and how to fix it.  Is it my exchange server?  I think mostly the domains I am having trouble are in India.
Help plz

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