October 26th, 2004, 09:53 PM
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Contributing User
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Join Date: Aug 2001
Location: India
Posts: 192
Time spent in forums: 2 h 12 m 27 sec
Reputation Power: 8
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Restrict LAN users to send mail to Internet but allow to send mail to other LAN user.
Hi,
I am looking for solution for following problem.
I have A Linux interent gateway server having 3 NIC cards
1) eth0 connected to internet.
2) eth1 connected to private LAN
3) eth2 connected to DMZ server with sendmail server.
I want allow LAN users to send emails to other LAN users but want to restrict some of the LAN user to send amil to Internet(Outside world).
Is there any way using sendmail OR Linux iptables firewall to acieve this requirement.
thanks for support.
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