Same here, this is their response to my ticket. I'll be trying this shortly. "Can you take a LAN interface on the MX to see if the MX is sending TCP packets with RST packets to interrupt the replication? " During the call the also asked if I'd try moving backups to port 443 which my Sys Admin is looking into. If it works I'll let you know. Right now no matter what security lever I set it at it causes the replication to crap out. ... View more