issue.net.5

这是关于远程登陆TELNET 的源代码 已经测试过的。

.\" Copyright (c) 1994 Peter Tobias <[e-mail]>
.\" This file may be distributed under the GNU General Public License.
.\" 
.\" Changed to -mdoc by David A. Holland <[e-mail]>
.\" in order to work better with some NetKit maintenance scripts.
.\"
.Dd May 22, 1994
.Dt ISSUE.NET 5 
.Os "Linux NetKit (0.17)"
.Sh NAME
.Nm issue.net 
.Nd identification file for telnet sessions
.Sh DESCRIPTION
The file 
.Pa /etc/issue.net
is a text file which contains a message or system identification to be
printed before the login prompt of a telnet session. It may contain
various `%-char' sequences. The following sequences are supported by
.Ic telnetd :
.Bl -tag -offset indent -compact -width "abcde"
.It %t
- show the current tty
.It %h
- show the system node name (FQDN)
.It %D
- show the name of the NIS domain
.It %d
- show the current time and date
.It %s
- show the name of the operating system
.It %m
- show the machine (hardware) type
.It %r
- show the operating system release
.It %v
- show the operating system version
.It %%
- display a single '%' character
.El
.Sh FILES
.Pa /etc/issue.net
.Sh "SEE ALSO"
.Xr telnetd 8