Re: [Dovecot] dovecot OK for intranet, not OK for external IPs

2013-08-24 Thread Stan Hoeppner
On 8/24/2013 4:20 PM, Sulla wrote: > I've got a dovecot IMAP server running (TLS, port 149) on Ubuntu 13.04 > server behind a DSL router. The mailserver's IP is 10.0.0.1 ... > However, when I connect to my mailserver through the internet (from > 10.196.124.7 which is a modem of my ISP), dovecot ig

Re: [Dovecot] dovecot OK for intranet, not OK for external IPs

2013-08-24 Thread sulla
Thanx to this very supportive list!! Richard pointed out to me that the IP which I called "external" was a net-10 IP and thus no official address, but rather belonged to the private pool of my ISP and that net-10 adresses were not routable with arbitrary results when a router nevertheless tries to

Re: [Dovecot] dovecot OK for intranet, not OK for external IPs

2013-08-24 Thread Gedalya
On 08/24/2013 05:20 PM, Sulla wrote: My router forwards the connection request to my mailserver correctly, so port forwarding on the router is ok, as my mailserver gets a connection request from the client. Proof: "netstat -nt" shows me: Proto Recv-Q Send-Q Local Address Foreign Address St

[Dovecot] dovecot OK for intranet, not OK for external IPs

2013-08-24 Thread Sulla
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Dear all! I'm stuck. I've got a dovecot IMAP server running (TLS, port 149) on Ubuntu 13.04 server behind a DSL router. The mailserver's IP is 10.0.0.1 When I connect to my mailbox from my intranet-PC (10.0.0.2), everything works as expected. Login