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block outbound port 25 traffic from the workstations

Posted on 2014-01-15
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Last Modified: 2014-01-15
CBL is Black listed our IP . we checked  and cleand with so many anit spam /malware softwares , but no use we listed back again .

so  I would like to block outbound port 25 traffic from the workstations but obviously would still like to be able to send out mail through our server.  We're using a ST605router and how i can do it in this router ?
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Question by:Vinodbalath
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strivoli earned 500 total points
ID: 39781708
Create 2 rules on the router:
a. Block all outbound traffic with port destination 25,
b. Allow outbound traffic with port destination 25 for the server's IP address, only.
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Author Comment

by:Vinodbalath
ID: 39781905
strivoli,

i am not that much expert , can you explaining , how can create this rules in our router.
we are using thomson speedtouch ST605 Business router ,which is provided by our ISP.
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LVL 19

Expert Comment

by:strivoli
ID: 39782023
Since you closed the question, I understand you have found the solution yourself after following my suggestion. Have a nice day!
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