IPv6 design doc part
IPv6 design doc part

Signed-off-by: Manuel Franceschini <db39c5e3ea8a0dd522b695359ee443fe7b25ffd4@google.com>
Reviewed-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>

onponomarev/ganeti,yiannist/ganeti,dimara/ganeti,leshchevds/ganeti,andir/ganeti,ganeti-github-testing/ganeti-test-1,bitemyapp/ganeti,ganeti/ganeti,ganeti-github-testing/ganeti-test-1,apyrgio/ganeti,grnet/snf-ganeti,grnet/snf-ganeti,apyrgio/ganeti,apyrgio/snf-ganeti,onponomarev/ganeti,leshchevds/ganeti,yiannist/ganeti,dimara/ganeti,yiannist/ganeti,ganeti/ganeti,leshchevds/ganeti,mbakke/ganeti,bitemyapp/ganeti,andir/ganeti,ganeti/ganeti,andir/ganeti,mbakke/ganeti,apyrgio/snf-ganeti,mbakke/ganeti