ufw

  1. Bug #1650489
  2. Comment #4

Comment 4 for bug 1650489

Revision history for this message
Jamie Strandboge (jdstrand) wrote : Re: ufw broken on Linux Mint 17.3

Does enabling syncookies help? Eg:

Adjust /etc/ufw/sysctl.conf to have (ie, comment out the line that sets it to '0'):
#net/ipv4/tcp_syncookies=0

Then do:
$ sudo sysctl -w net/ipv4/tcp_syncookies=1