We have an Exchange 2003 serving the users for sending/receivng internal/internet emails; we also have a Front End server also an exchange 2003 server which is receiving internet emails, on this server we have applied restrictions on some users from being able to receive internet emails, but due to some communication restrictions we have to send emails from the backend exchange server. Now we want to be able to restrict some users from sending internet emails; I have done everything mentioned in the following articles;
after doing all this I have restarted the Exchange & the mentioned services many a time, but still I can send emails to the internet. Can someone please help in this regard.
Detailed answer or a link to a detailed answer would be appreciated.