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Diff for /src/usr.bin/ssh/ssh.1 between version 1.67 and 1.68

version 1.67, 2000/11/10 05:10:40 version 1.68, 2000/11/12 19:50:38
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 If this method fails password authentication is tried.  If this method fails password authentication is tried.
 .Pp  .Pp
 The public key method is similar to RSA authentication described  The public key method is similar to RSA authentication described
 in the previous section except that the DSA algorithm is used  in the previous section except that the DSA or RSA algorithm is used
 instead of the patented RSA algorithm.  instead.
 The client uses his private DSA key  The client uses his private key
 .Pa $HOME/.ssh/id_dsa  .Pa $HOME/.ssh/id_dsa
 to sign the session identifier and sends the result to the server.  to sign the session identifier and sends the result to the server.
 The server checks whether the matching public key is listed in  The server checks whether the matching public key is listed in
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 RSA host keys are stored in  RSA host keys are stored in
 .Pa $HOME/.ssh/known_hosts  .Pa $HOME/.ssh/known_hosts
 and  and
 DSA host keys are stored in  host keys used in the protocol version 2 are stored in
 .Pa $HOME/.ssh/known_hosts2  .Pa $HOME/.ssh/known_hosts2
 in the user's home directory.  in the user's home directory.
 Additionally, the files  Additionally, the files
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 Allows remote hosts to connect to local forwarded ports.  Allows remote hosts to connect to local forwarded ports.
 .It Fl i Ar identity_file  .It Fl i Ar identity_file
 Selects the file from which the identity (private key) for  Selects the file from which the identity (private key) for
 RSA authentication is read.  RSA or DSA authentication is read.
 Default is  Default is
 .Pa $HOME/.ssh/identity  .Pa $HOME/.ssh/identity
 in the user's home directory.  in the user's home directory.
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 back to rsh or exiting.  back to rsh or exiting.
 The argument must be an integer.  The argument must be an integer.
 This may be useful in scripts if the connection sometimes fails.  This may be useful in scripts if the connection sometimes fails.
 .It Cm DSAAuthentication  .It Cm PubkeyAuthentication
 Specifies whether to try DSA authentication.  Specifies whether to try public key authentication.
 The argument to this keyword must be  The argument to this keyword must be
 .Dq yes  .Dq yes
 or  or
 .Dq no .  .Dq no .
 DSA authentication will only be  
 attempted if a DSA identity file exists.  
 Note that this option applies to protocol version 2 only.  Note that this option applies to protocol version 2 only.
 .It Cm EscapeChar  .It Cm EscapeChar
 Sets the escape character (default:  Sets the escape character (default:
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 It is possible to have  It is possible to have
 multiple identity files specified in configuration files; all these  multiple identity files specified in configuration files; all these
 identities will be tried in sequence.  identities will be tried in sequence.
 .It Cm IdentityFile2  
 Specifies the file from which the user's DSA authentication identity  
 is read (default  
 .Pa $HOME/.ssh/id_dsa  
 in the user's home directory).  
 The file name may use the tilde  
 syntax to refer to a user's home directory.  
 It is possible to have  
 multiple identity files specified in configuration files; all these  
 identities will be tried in sequence.  
 .It Cm KeepAlive  .It Cm KeepAlive
 Specifies whether the system should send keepalive messages to the  Specifies whether the system should send keepalive messages to the
 other side.  other side.
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 This file is not highly sensitive, but the recommended  This file is not highly sensitive, but the recommended
 permissions are read/write for the user, and not accessible by others.  permissions are read/write for the user, and not accessible by others.
 .It Pa $HOME/.ssh/authorized_keys2  .It Pa $HOME/.ssh/authorized_keys2
 Lists the DSA keys that can be used for logging in as this user.  Lists the public keys (DSA/RSA) that can be used for logging in as this user.
 This file is not highly sensitive, but the recommended  This file is not highly sensitive, but the recommended
 permissions are read/write for the user, and not accessible by others.  permissions are read/write for the user, and not accessible by others.
 .It Pa /etc/ssh_known_hosts, /etc/ssh_known_hosts2  .It Pa /etc/ssh_known_hosts, /etc/ssh_known_hosts2
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 .Pa /etc/ssh_known_hosts  .Pa /etc/ssh_known_hosts
 contains RSA and  contains RSA and
 .Pa /etc/ssh_known_hosts2  .Pa /etc/ssh_known_hosts2
 contains DSA keys.  contains DSA or RSA keys for protocol version 2.
 These files should be prepared by the  These files should be prepared by the
 system administrator to contain the public host keys of all machines in the  system administrator to contain the public host keys of all machines in the
 organization.  organization.
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Removed from v.1.67  
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  Added in v.1.68