diff options
Diffstat (limited to 'usr.sbin/sliplogin/sliplogin.8')
-rw-r--r-- | usr.sbin/sliplogin/sliplogin.8 | 57 |
1 files changed, 50 insertions, 7 deletions
diff --git a/usr.sbin/sliplogin/sliplogin.8 b/usr.sbin/sliplogin/sliplogin.8 index 1c71988..6f8a993 100644 --- a/usr.sbin/sliplogin/sliplogin.8 +++ b/usr.sbin/sliplogin/sliplogin.8 @@ -39,11 +39,12 @@ .Nd attach a serial line network interface .Sh SYNOPSIS .Nm sliplogin -.Op Ar loginname +.Op Ar loginname Op Ar device .Sh DESCRIPTION .Nm Sliplogin -is used to turn the terminal line on standard input into -a Serial Line IP +is used to turn the terminal line on standard input (or +.Ar device ) +into a Serial Line IP .Pq Tn SLIP link to a remote host. To do this, the program searches the file @@ -55,12 +56,52 @@ If a matching entry is found, the line is configured appropriately for slip (8-bit transparent i/o) and converted to .Tn SLIP line -discipline. Then a shell script is invoked to initialize the slip +discipline. +.Pp +The additional SLIP configuration file (if even present) is +.Pa /etc/sliphome/slip.slparms +but, if particular hosts need different configuration, the file +.Pa /etc/sliphome/slip.slparms. Ns Ar loginname +will be parsed instead if it exists. +.Ss Format of /etc/sliphome/slip.slparms* +Comments (lines starting with a `#') and blank lines (or started with +space) are ignored. +This file contains from one to three numeric parameters separated with spaces, +in order: +.Ar keepalive , +.Ar outfill +and +.Ar slunit . +.Bl -tag -width keepalive +.It Ar keepalive +Set SLIP "keep alive" timeout in seconds. If FRAME_END not received in this +timeout, +.Nm startslip +close line and exit. +Active "out fill" timeout expected from other +side. +Default value is no timeout (zero). +.It Ar outfill +Set SLIP "out fill" timeout in seconds. It cause at least one FRAME_END +will be sended during this timeout. +Needed for "keep alive" timeout on other side. +Default value is no timeout (zero). +.It Ar slunit +Set SLIP unit number directly. Use with caution, no check for two +interfaces with same number made. +Default is dynamic assignment. +.El +.Pp +If last two or one parameters ommited, they not affect corresponding SLIP +configuration. +If any of first two parameters is equal to zero, it does not affect +corresponding SLIP configuration. +.Pp +Then a shell script is invoked to initialize the slip interface with the appropriate local and remote .Tn IP address, netmask, etc. -.Pp The usual initialization script is .Pa /etc/sliphome/slip.login but, if particular hosts need special initialization, the file @@ -94,7 +135,8 @@ or .Pa /etc/sliphome/slip.logout. Ns Ar loginname is executed if it exists. It is given the same arguments as the login script. .Ss Format of /etc/sliphome/slip.hosts -Comments (lines starting with a `#') and blank lines are ignored. +Comments (lines starting with a `#') and blank lines (or started +with space) are ignored. Other lines must start with a .Ar loginname but the remaining arguments can be whatever is appropriate for the @@ -212,7 +254,8 @@ was successfully attached. .El .Sh SEE ALSO .Xr slattach 8 , -.Xr syslogd 8 +.Xr syslogd 8 , +.Pa /usr/share/examples/sliplogin .Sh HISTORY The .Nm |