> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Jeff A. Earickson
> Same exact ipfilter rule sets, outbound email won't go to amherst, > will go everyplace else (eg, microsoft). Solaris 8, ipfilter 3.4.31. > It is clearly my ruleset that is blocking the Amherst outbound > traffic, but I cannot see why. It looks like the state table > screws up, but only for them. If I set up my rulesets to log everything > inbound and outbound, they look like: It looks to me more like Amherst is screwing up somehow. I'm not an expert on TCP protocol, but the differences between the logs of the successful mail and the failed mail to Amherst look like Amherst is replying to your mail's TCP connection incorrectly. It replies with an ACK alone (A) instead of the normal TCP second packet with SYN and ACK both set (
