On Wednesday 25 February 2004 1:47 pm, davila wrote: > Alex, Jeremy, Michael and the rest, > I just have to say that I have belonged to a number of email lists and this > has to be the best one for signal to noise ratio. > > That being said, further investigations have lead me to some discoveries. > > I will share them with you briefly because the symptoms were a little > confusing and lead me to think the problem was something other than what it > actually is. > > This is one for the trouble shooting list that seems right up there with > "Is it plugged in?" > > 1) After further testing I was able to determine that my smtp after pop3 > auth is working fine. > 2) After questioning the owner of one lovely little cafe he gave me the > email to his network person. He was able to quickly determine the root > of the problem. The public network that I use when I am out at lovely > little cafe's is personaltelco.net. personaltelco.net blocks outgoing > traffic to port 25 on any machine in the world. They do this for good > reason. Spam control. By blocking outgoing smtp traffic on all of their > public nodes they eliminate the possibility of some less than honorable > people sending out masses of UCE's through open/broken relays. > 3) This network person thanked me for my information and is now informing > personaltelco.net that one of their nodes is broken and ALLOWING > outgoing smtp traffic. Personaltelco is fixing that since they don't > want a bunch of spammers wearing Rush Limbaugh lapel pins sucking up > their bandwidth and getting them listed in an rbl. > > Possible Solutions: > > 1) Destroy all spammers and take back our network > 2) Write a small proxy listener that I can connect to and forward the > traffic to my smtp server. > 3) Continue being happy using my sqwebmail install when I am out a lovely > little cafes > > Of the possible solutions 3 seems to be the easiest, 2 will be the one that > I will probably do and 1 seems like the funnest.
Option 4: run an additional smtp tcpserver on port 587 ( mail message submission ) Most likely they are not blocking port 587 Ken Jones
