Charles-François Natali added the comment: You could use tcpdump to see what's going on (does the server reply to SYN?).
Note that it might very well be either a firewall setting, or a DoS protection (some sort of backoff when there are too many SYN within a short interval). ---------- nosy: +neologix _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue21035> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com