Hallo Robert, Occurs if SSL_read in openssl_read failed.
Is a firewall between? Open WAN or LAN? Is the Mail Client configured for tls, ssl? SSH from this Client is working? Reg, Andreas > Oct 13 15:32:46.822 2002 [1833] Qpopper ready for input from (null) at xxx.at [xxx] [popper.c:294] > Oct 13 15:32:46.822 2002 [1833] tls read start 2048 0xbfffce3c [pop_tls_openssl.c:595] > Oct 13 15:32:47.355 2002 [1833] tls read 0 0 0 [pop_tls_openssl.c:599] > > Oct 13 15:32:47.355 2002 [1833] SSL_get_error says SSL_ERROR_SYSCALL (5) [pop_tls_openssl.c:603] > Oct 13 15:32:47.355 2002 [1833] I/O Error [pop_tls_openssl.c:651] > Oct 13 15:32:47.355 2002 [1833] (null) at xxx.at (xxx): -ERR POP EOF or I/O Error [popper.c:820] > Oct 13 15:32:47.355 2002 [1833] tls write start 27 0xbfffd650 [pop_tls_openssl.c:690] > Oct 13 15:32:47.356 2002 [1833] tls write 27 2d 45 [pop_tls_openssl.c:694] > Oct 13 15:32:47.356 2002 [1833] SSL_get_error says SSL_ERROR_NONE (0) [pop_tls_openssl.c:698] > Oct 13 15:32:47.356 2002 [1833] +OK Pop server at xxx.at signing off. [popper.c:360]
