I sometimes get this in docker or a VM. It is related to checksum offloading onto the NIC. Diable checksum offloading:
sudo apt install ethtool
sudo ethtool –offload eth0 rx off tx off
Categories: Uncategorized
IPTables and order of rules
Added an iptables rule but getting “connection reset by peer” or you still cannot connect, then read on. Run this command: sudo iptables -L –line-numbers Always backup your existing rules first: sudo iptables-save > savedrules.txt Read more…