<html><body><div>Hello,</div><div>Squid Cache ver. 3.3.8 on CentOs Linux 7.2.1511</div><div><br></div><div>FTP connection from local net over linux server CentOs firewall with Squid proxy to internet FTP server is interrupted every 15 min (900 sec).</div><div>Large file upload is interrupted.</div><div>Direct connection without Squid proxy work OK.</div><div><br></div><div>Thank You</div><div><br></div><div>Ludek<br></div></body></html>