SSH jump through solaris bastion host

ssh_config

Host target
     ProxyCommand ssh bastionhost.local "/bin/bash -c 'exec 3<>/dev/tcp/%h/%p; cat <&3 & cat >&3;kill $!'"

Host bastionhost.local
  User root
  ControlPath ~/.ssh/bastion-%r@%h:%p
  ControlPersist 5m 
                

ssh_jump.rc

export ssh_user="user"
export ssh_pass="passw"

jump_ssh(){
  sshpass -p$ssh_pass ssh -p 22 -l $ssh_user -A -t bastionhost.local  /usr/local/bin/sudo ssh -A -t "${@:1}"
}

# add it in .bashrc or where you need
# connect through ssh server running "jump_ssh <remote-ip-or-host-behind-bastion>"