Nikolaos Milas: > A next move could be closer examination of dropped packets by our > firewall. I found this article for a start: > > https://networklessons.com/cisco/asa-firewall/cisco-asa-packet-drop-troubleshooting >
I mentioned this, emphasis added: > This is a TCP-level problem. The remote server's TCP/IP stack, OR > SOME MIDDLE BOX, is refusing connections at the TCP level. Look no further. CISCO PIX or ASA has a long history of screwing up connections with protocol inspection or other features. Wietse