diff options
Diffstat (limited to 'ssh.1.in')
-rw-r--r-- | ssh.1.in | 61 |
1 files changed, 32 insertions, 29 deletions
@@ -9,7 +9,7 @@ | |||
9 | .\" | 9 | .\" |
10 | .\" Created: Sat Apr 22 21:55:14 1995 ylo | 10 | .\" Created: Sat Apr 22 21:55:14 1995 ylo |
11 | .\" | 11 | .\" |
12 | .\" $Id: ssh.1.in,v 1.2 2000/01/14 04:45:51 damien Exp $ | 12 | .\" $Id: ssh.1.in,v 1.3 2000/01/20 11:44:09 damien Exp $ |
13 | .\" | 13 | .\" |
14 | .Dd September 25, 1999 | 14 | .Dd September 25, 1999 |
15 | .Dt SSH 1 | 15 | .Dt SSH 1 |
@@ -33,16 +33,16 @@ | |||
33 | .Op Fl p Ar port | 33 | .Op Fl p Ar port |
34 | .Oo Fl L Xo | 34 | .Oo Fl L Xo |
35 | .Sm off | 35 | .Sm off |
36 | .Ar host : | ||
37 | .Ar port : | 36 | .Ar port : |
37 | .Ar host : | ||
38 | .Ar hostport | 38 | .Ar hostport |
39 | .Sm on | 39 | .Sm on |
40 | .Xc | 40 | .Xc |
41 | .Oc | 41 | .Oc |
42 | .Oo Fl R Xo | 42 | .Oo Fl R Xo |
43 | .Sm off | 43 | .Sm off |
44 | .Ar host : | ||
45 | .Ar port : | 44 | .Ar port : |
45 | .Ar host : | ||
46 | .Ar hostport | 46 | .Ar hostport |
47 | .Sm on | 47 | .Sm on |
48 | .Xc | 48 | .Xc |
@@ -302,6 +302,8 @@ wants it in the background. This implies | |||
302 | The recommended way to start X11 programs at a remote site is with | 302 | The recommended way to start X11 programs at a remote site is with |
303 | something like | 303 | something like |
304 | .Ic ssh -f host xterm . | 304 | .Ic ssh -f host xterm . |
305 | .It Fl g | ||
306 | Allows remote hosts to connect to local forwarded ports. | ||
305 | .It Fl i Ar identity_file | 307 | .It Fl i Ar identity_file |
306 | Selects the file from which the identity (private key) for | 308 | Selects the file from which the identity (private key) for |
307 | RSA authentication is read. Default is | 309 | RSA authentication is read. Default is |
@@ -312,8 +314,6 @@ multiple | |||
312 | .Fl i | 314 | .Fl i |
313 | options (and multiple identities specified in | 315 | options (and multiple identities specified in |
314 | configuration files). | 316 | configuration files). |
315 | .It Fl g | ||
316 | Allows remote hosts to connect to local forwarded ports. | ||
317 | .It Fl k | 317 | .It Fl k |
318 | Disables forwarding of Kerberos tickets and AFS tokens. This may | 318 | Disables forwarding of Kerberos tickets and AFS tokens. This may |
319 | also be specified on a per-host basis in the configuration file. | 319 | also be specified on a per-host basis in the configuration file. |
@@ -378,7 +378,9 @@ Enables X11 forwarding. | |||
378 | .It Fl C | 378 | .It Fl C |
379 | Requests compression of all data (including stdin, stdout, stderr, and | 379 | Requests compression of all data (including stdin, stdout, stderr, and |
380 | data for forwarded X11 and TCP/IP connections). The compression | 380 | data for forwarded X11 and TCP/IP connections). The compression |
381 | algorithm is the same used by gzip, and the | 381 | algorithm is the same used by |
382 | .Xr gzip 1 , | ||
383 | and the | ||
382 | .Dq level | 384 | .Dq level |
383 | can be controlled by the | 385 | can be controlled by the |
384 | .Cm CompressionLevel | 386 | .Cm CompressionLevel |
@@ -486,6 +488,15 @@ user to supply the password. The argument must be | |||
486 | .Dq yes | 488 | .Dq yes |
487 | or | 489 | or |
488 | .Dq no . | 490 | .Dq no . |
491 | .It Cm CheckHostIP | ||
492 | If this flag is set to | ||
493 | .Dq yes , | ||
494 | ssh will additionally check the host ip address in the | ||
495 | .Pa known_hosts | ||
496 | file. This allows ssh to detect if a host key changed due to DNS spoofing. | ||
497 | If the option is set to | ||
498 | .Dq no , | ||
499 | the check will not be executed. | ||
489 | .It Cm Cipher | 500 | .It Cm Cipher |
490 | Specifies the cipher to use for encrypting the session. Currently, | 501 | Specifies the cipher to use for encrypting the session. Currently, |
491 | .Dq blowfish , | 502 | .Dq blowfish , |
@@ -502,7 +513,8 @@ or | |||
502 | Specifies the compression level to use if compression is enable. The | 513 | Specifies the compression level to use if compression is enable. The |
503 | argument must be an integer from 1 (fast) to 9 (slow, best). The | 514 | argument must be an integer from 1 (fast) to 9 (slow, best). The |
504 | default level is 6, which is good for most applications. The meaning | 515 | default level is 6, which is good for most applications. The meaning |
505 | of the values is the same as in GNU GZIP. | 516 | of the values is the same as in |
517 | .Xr gzip 1 . | ||
506 | .It Cm ConnectionAttempts | 518 | .It Cm ConnectionAttempts |
507 | Specifies the number of tries (one per second) to make before falling | 519 | Specifies the number of tries (one per second) to make before falling |
508 | back to rsh or exiting. The argument must be an integer. This may be | 520 | back to rsh or exiting. The argument must be an integer. This may be |
@@ -610,12 +622,6 @@ first argument must be a port number, and the second must be | |||
610 | host:port. Multiple forwardings may be specified, and additional | 622 | host:port. Multiple forwardings may be specified, and additional |
611 | forwardings can be given on the command line. Only the root can | 623 | forwardings can be given on the command line. Only the root can |
612 | forward privileged ports. | 624 | forward privileged ports. |
613 | .It Cm PasswordAuthentication | ||
614 | Specifies whether to use password authentication. The argument to | ||
615 | this keyword must be | ||
616 | .Dq yes | ||
617 | or | ||
618 | .Dq no . | ||
619 | .It Cm LogLevel | 625 | .It Cm LogLevel |
620 | Gives the verbosity level that is used when logging messages from | 626 | Gives the verbosity level that is used when logging messages from |
621 | .Nm ssh . | 627 | .Nm ssh . |
@@ -625,6 +631,12 @@ The default is INFO. | |||
625 | .It Cm NumberOfPasswordPrompts | 631 | .It Cm NumberOfPasswordPrompts |
626 | Specifies the number of password prompts before giving up. The | 632 | Specifies the number of password prompts before giving up. The |
627 | argument to this keyword must be an integer. Default is 3. | 633 | argument to this keyword must be an integer. Default is 3. |
634 | .It Cm PasswordAuthentication | ||
635 | Specifies whether to use password authentication. The argument to | ||
636 | this keyword must be | ||
637 | .Dq yes | ||
638 | or | ||
639 | .Dq no . | ||
628 | .It Cm Port | 640 | .It Cm Port |
629 | Specifies the port number to connect on the remote host. Default is | 641 | Specifies the port number to connect on the remote host. Default is |
630 | 22. | 642 | 22. |
@@ -689,15 +701,6 @@ or | |||
689 | .Dq no . | 701 | .Dq no . |
690 | The default is | 702 | The default is |
691 | .Dq no . | 703 | .Dq no . |
692 | .It Cm CheckHostIP | ||
693 | If this flag is set to | ||
694 | .Dq yes , | ||
695 | ssh will additionally check the host ip address in the | ||
696 | .Pa known_hosts | ||
697 | file. This allows ssh to detect if a host key changed due to DNS spoofing. | ||
698 | If the option is set to | ||
699 | .Dq no , | ||
700 | the check will not be executed. | ||
701 | .It Cm StrictHostKeyChecking | 704 | .It Cm StrictHostKeyChecking |
702 | If this flag is set to | 705 | If this flag is set to |
703 | .Dq yes , | 706 | .Dq yes , |
@@ -717,13 +720,6 @@ argument must be | |||
717 | .Dq yes | 720 | .Dq yes |
718 | or | 721 | or |
719 | .Dq no . | 722 | .Dq no . |
720 | .It Cm User | ||
721 | Specifies the user to log in as. This can be useful if you have a | ||
722 | different user name in different machines. This saves the trouble of | ||
723 | having to remember to give the user name on the command line. | ||
724 | .It Cm UserKnownHostsFile | ||
725 | Specifies a file to use instead of | ||
726 | .Pa $HOME/.ssh/known_hosts . | ||
727 | .It Cm UsePrivilegedPort | 723 | .It Cm UsePrivilegedPort |
728 | Specifies whether to use a privileged port for outgoing connections. | 724 | Specifies whether to use a privileged port for outgoing connections. |
729 | The argument must be | 725 | The argument must be |
@@ -738,6 +734,13 @@ turns off | |||
738 | .Cm RhostsAuthentication | 734 | .Cm RhostsAuthentication |
739 | and | 735 | and |
740 | .Cm RhostsRSAAuthentication . | 736 | .Cm RhostsRSAAuthentication . |
737 | .It Cm User | ||
738 | Specifies the user to log in as. This can be useful if you have a | ||
739 | different user name in different machines. This saves the trouble of | ||
740 | having to remember to give the user name on the command line. | ||
741 | .It Cm UserKnownHostsFile | ||
742 | Specifies a file to use instead of | ||
743 | .Pa $HOME/.ssh/known_hosts . | ||
741 | .It Cm UseRsh | 744 | .It Cm UseRsh |
742 | Specifies that rlogin/rsh should be used for this host. It is | 745 | Specifies that rlogin/rsh should be used for this host. It is |
743 | possible that the host does not at all support the | 746 | possible that the host does not at all support the |