Re: Outgoing SMTP Servers

2011-11-03 Thread Bill Stewart
On Mon, Oct 31, 2011 at 6:23 AM, Brian Johnson wrote: > For clarity it's really bad for ISPs to block ports other than 25 for the > purposes of mail flow control... correct? Yes, correct. If you're using another mail submission port, you're connecting to a mail service that has the responsibilit

Re: Performance Issues - PTR Records

2011-11-03 Thread Larry Blunk
On 11/02/2011 05:57 PM, Matt Chung wrote: I work for a regional ISP and very recently there has been an influx of calls reporting "slowness" when accessing certain websites (i.e google.com/voice/b) via HTTP. After performing a tcpdump and analyzing the session, I have been able to pinpoint the l