Useful for working around firewalls or routers that drop connections afterĪ certain period of inactivity. The trade-off is that a session may beĬlosed if there is a temporary lapse of network connectivity. ~/.ssh/authorized_keys can be set up to allow remote login with a RSA, If no response is received for 3 consecutive keepalives the connection will be closed.ĭisconnect the session if no traffic is transmitted or received for idle_timeout seconds. Īnd can be extracted from a Dropbear private host key with "dropbearkey -y". This is the same format as used by OpenSSH, though the restrictions are a subset (keys with unknown restrictions are ignored). Note that a user can still obtain most of the Restrictions are comma separated, with double quotes around spaces in arguments.ĭon't allow port forwarding for this connectionĭon't allow agent forwarding for this connectionĭon't allow X11 forwarding for this connectionĭisable PTY allocation. The authorized_keys file and its containing ~/.ssh directory must only be Same functionality with other means even if no-pty is set.ĭisregard the command provided by the user and always run forced_command. etc/dropbear/dropbear_dss_host_key, /etc/dropbear/dropbear_rsa_host_key, and Host key files are read at startup from a standard location, by default Writable by the user, otherwise Dropbear will not allow a login using public These are of the form generatedīy dropbearkey.
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