202012

ssh hostkey reset

ssh-keygen -q -N "" -t dsa -f /etc/ssh/ssh_host_dsa_key
ssh-keygen -q -N "" -t rsa -b 4096 -f /etc/ssh/ssh_host_rsa_key
ssh-keygen -q -N "" -t ecdsa -b 521 -f /etc/ssh/ssh_host_ecdsa_key

パワポテンプレ事項をこことかHPのabountにかく(profileとか)

thisisunsafeのひみつ

--limit-rate=2k

git retag

git tag -d 12.15
git push origin :refs/tags/12.15
git tag -a 12.15 -m '12.15'
git push --tags