免输入yes进行OpenSSH known_hosts添加（国外英文资料）.docVIP

免输入yes进行OpenSSH known_hosts添加（国外英文资料） SSH password-less authentication (2) - free of enter yes known_hosts add although SSH password-less authentication (/sdusoul/blog/item/0424a409d978e0a32fddd443.html) can be done, but if it is verified between multiple servers, first need to manually enter many times yes to all the host of labeling to join to the known_hosts file. In fact, there is no need to do so: To build the config file in ~ /.ssh /, the contents are StrictHostKeyChecking no. The SSH connection will be added automatically when the SSH connection is added, and you will be free to enter yes for known_hosts, If you want to be in the server IP changes still need to update the known_hosts file, or if you want to exempt known_hosts not updated lead to conflict, can again in ~ /. SSH/more add a line in the config UserKnownHostsFile/dev/null, you can always delete the known_hosts file, every time is new, it will not conflict, woo hoo! Details: Configure the /etc/ssh/ssh_config file The /etc/ssh/ssh_config file is the configuration text of the OpenSSH system scope It allows you to set different options To change the way the client program works. Each line of the file contains a match for keyword - value, which is critical The word is ignored in case of case. The most important keywords are listed below, with the man command to view the help page (SSH (1)) You can get a detailed list. Edit ssh_config Files (vi/etc/SSH/ssh_config), add or change the following parameters: # Site - wide defaults for various options # Host * # ForwardAgentno # ForwardX11no # RhostsAuthenticationno # RhostsRSAAuthentication no # RSAAuthenticationyes # PasswordAuthenticationyes # FallBackToRsh no # UseRshno # BatchModeno # CheckHostIPyes # StrictHostKeyChecking no # IdentityFile ~ /.ssh/identity # IdentityFile ~ /.ssh/id_rsa # IdentityFile ~ /.ssh/id_dsa # Port22 # Cipherblowfish # EscapeChar ~ # Tunnel no # TunnelDevice any: any) # PermitLocalCommand no # VersionAddendum FreeBSD -