hostid.1

<B>Digital的Unix操作系统VAX 4.2源码</B>

.\" SCCSID: @(#)hostid.1	8.1	9/11/90
.TH hostid 1
.SH Name
hostid \- set or print identifier of current host system
.SH Syntax
.B hostid
[\|\fIidentifier\fR\|]
.SH Description
.NXR "hostid command"
.NXR "host ID" "setting in hexadecimal"
.NXR "host ID" "printing in hexadecimal"
.NXA "host ID" "host name"
.NXA "system" "host ID"
.NXA "system" "host name"
.NXAM "hostid command" "gethostid system call"
.NXAM "hostid command" "sethostid system call"
The
.PN hostid
command prints the identifier of the current host in hexadecimal.
This numeric value is expected to be unique across all hosts and
is normally set to the host's Internet address.
The super-user can set the hostid by giving a hexadecimal
argument.  This is usually done in the startup script 
.PN /etc/rc.local .
.SH See Also
gethostid(2), sethostid(2)