Hi. I need to enable port 25 on a Cisco 837 router and redirect it to an internal mail server. The server is currently using Exchange 2003 and it's role is changing from picking up POP mail to having SMTP mail directed to it. I'm OK with getting the MX records redirected but need help in setting up the router to allow this. The OS is 12.3(8). Thanks.
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We have configured the outside and inside Interface with official ipv6 adresses, set a default route on outside Interface to our router, we also have definied a rule , which also gets hits, to permit tcp from inside Interface to any6.
In Syslog I also se...