Ubuntu
isc-dhcp package

  1. Bug #930962
  2. Comment #11

Comment 11 for bug 930962

Revision history for this message
Stefan Bader (smb) wrote :

Right, so all the hosts I use already have this in "sudo iptables -L -t mangle"

Chain POSTROUTING (policy ACCEPT)
target prot opt source destination
CHECKSUM udp -- anywhere anywhere udp dpt:bootpc CHECKSUM fill

I suspect this is added in some way by libvirt (which I have installed on all of them). Manually this would be done by:

sudo iptables -A POSTROUTING -t mangle -p udp --dport bootpc -j CHECKSUM --checksum-fill