Host jd-authz-target
    HostName JD_PUBLIC_ADDRESS
    User root
    IdentityFile /etc/guanghu/secrets/ssh/bs_gz_006_to_jd_authz_proxy
    IdentitiesOnly yes
    LocalForward 127.0.0.1:19221 127.0.0.1:3921
    ExitOnForwardFailure yes
    ServerAliveInterval 30
    ServerAliveCountMax 3