spectrum ipv6 vlan migration

ubuntu/README.md

@@ -18,26 +18,24 @@ On the operator:
 
 ```bash
 export SSH_HOST=kube
-ssh-keygen -t rsa -b 4096 -C ducoterra@"$SSH_HOST".reeselink.com -f ~/.ssh/id_"$SSH_HOST"_rsa
+ssh-keygen -t rsa -b 4096 -C ducoterra@${SSH_HOST}.reeselink.com -f ~/.ssh/id_${SSH_HOST}_rsa
 
 # Note: If you get "too many authentication failures" it's likely because you have too many private
 # keys in your ~/.ssh directory. Use `-o PubkeyAuthentication` to fix it.
-ssh-copy-id -o PubkeyAuthentication=no -i ~/.ssh/id_$SSH_HOST_rsa.pub ducoterra@"$SSH_HOST".reeselink.com
+ssh-copy-id -o PubkeyAuthentication=no -i ~/.ssh/id_${SSH_HOST}_rsa.pub ducoterra@${SSH_HOST}.reeselink.com
 
 cat <<EOF >> ~/.ssh/config
 
 Host $SSH_HOST
-    Hostname $SSH_HOST.reeselink.com
+    Hostname ${SSH_HOST}.reeselink.com
     User root
     ProxyCommand none
     ForwardAgent no
     ForwardX11 no
     Port 22
     KeepAlive yes
-    IdentityFile ~/.ssh/id_"$SSH_HOST"_rsa
+    IdentityFile ~/.ssh/id_${SSH_HOST}_rsa
 EOF
-
-ssh -o PubkeyAuthentication=no ducoterra@"$SSH_HOST".reeselink.com
 ```
 
 On the server:
@@ -52,13 +50,14 @@ passwd
 sudo su -
 echo "PasswordAuthentication no" > /etc/ssh/sshd_config.d/01-prohibit-password.conf
 echo '%sudo    ALL=(ALL)   NOPASSWD: ALL' > /etc/sudoers.d/01-nopasswd-sudo
+systemctl restart sshd
 ```
 
 On the operator:
 
 ```bash
 # Test if you can SSH with a password
-ssh -o PubkeyAuthentication=no ducoterra@"$SSH_HOST".reeselink.com
+ssh -o PubkeyAuthentication=no ducoterra@${SSH_HOST}.reeselink.com
 
 # Test that you can log into the server with ssh config
 ssh $SSH_HOST