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MikroTik App

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by Willy65
Sun Dec 21, 2014 11:12 pm
Forum: General
Topic: Abuse of port 25
Replies: 6
Views: 1656

Re: Abuse of port 25

This is not a network issue. Exchange 2003 is open for relay at start. It also does not come with it's own SMTP engine. To fix this I recommend opening the iis config and going to SMTP. Select options at then lockdown relay. I recommend to always lockdown which servers that can relay. Hoi Kindis, R...
by Willy65
Sat Dec 20, 2014 8:09 pm
Forum: General
Topic: Abuse of port 25
Replies: 6
Views: 1656

Re: Abuse of port 25

The spam have to come from a source exchange server only replays the info and for that it need valid user credentinals. How is you network setup do you run the server behind the same ip as you provide internet for internal users? Some virus send spam on smtp that is part off most computer ore they ...
by Willy65
Sat Dec 20, 2014 3:51 pm
Forum: General
Topic: Abuse of port 25
Replies: 6
Views: 1656

Re: Abuse of port 25

@ Thalid, It`s a Windows 2003 exchange server (Yes almost end of live) i`m busy with a new server but there are sebding on port 25 mail and its forwarded to the senders (18.000 a minut) i was blocked by the ISP and i have blocked the IP`s but if i can provend this with a role then i don`t have to wo...
by Willy65
Thu Dec 18, 2014 8:12 pm
Forum: General
Topic: Abuse of port 25
Replies: 6
Views: 1656

Abuse of port 25

Hi Guys I have run an e-mail server, and it will abused as spam server by means of port 25, it is possible to create a rule that for example, at 5 messages from the same IP in 10 seconds to send the ip blocks forever or for a very long time. I have now this rule but it doesnot work. Can somebody hel...
by Willy65
Sun Jul 06, 2014 3:08 pm
Forum: Forwarding Protocols
Topic: Public IP after the Routerboard
Replies: 0
Views: 779

Public IP after the Routerboard

Hello i`m new here and i have a question, I have a RS2011 with KPN all in One (Phone internet and IPtv) and behind that i have a trained firewall but after putting the routerboard betwin it i see the IP from the router and not the IP from the outsite (Public IP) can this be fixxed ? So i can see the...