diff options
author | krw <krw@openbsd.org> | 2018-07-03 12:51:44 +0000 |
---|---|---|
committer | krw <krw@openbsd.org> | 2018-07-03 12:51:44 +0000 |
commit | 856a3960f025e28558c892d389d244a87fb4708b (patch) | |
tree | 94adee5caf776fe7243a6d5355e786b9d9129a61 /usr.sbin/dhcpd/dhcpd.conf.5 | |
parent | Reduce display_edit() parameter list by one. Just call (diff) | |
download | wireguard-openbsd-856a3960f025e28558c892d389d244a87fb4708b.tar.xz wireguard-openbsd-856a3960f025e28558c892d389d244a87fb4708b.zip |
Tighten up description of echo-client-id statement
to make it clearer. Explicitly mention that older
printers may require it to be set to false, as this
has come up on the mailing lists a few times.
Original diff from sthen@.
ok jmc@
Diffstat (limited to 'usr.sbin/dhcpd/dhcpd.conf.5')
-rw-r--r-- | usr.sbin/dhcpd/dhcpd.conf.5 | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/usr.sbin/dhcpd/dhcpd.conf.5 b/usr.sbin/dhcpd/dhcpd.conf.5 index a5ac3af413e..e5f3ccb28d1 100644 --- a/usr.sbin/dhcpd/dhcpd.conf.5 +++ b/usr.sbin/dhcpd/dhcpd.conf.5 @@ -1,4 +1,4 @@ -.\" $OpenBSD: dhcpd.conf.5,v 1.23 2018/03/01 20:48:11 jmc Exp $ +.\" $OpenBSD: dhcpd.conf.5,v 1.24 2018/07/03 12:51:44 krw Exp $ .\" .\" Copyright (c) 1995, 1996, 1997, 1998, 1998, 1999 .\" The Internet Software Consortium. All rights reserved. @@ -36,7 +36,7 @@ .\" see ``http://www.isc.org/isc''. To learn more about Vixie .\" Enterprises, see ``http://www.vix.com''. .\" -.Dd $Mdocdate: March 1 2018 $ +.Dd $Mdocdate: July 3 2018 $ .Dt DHCPD.CONF 5 .Os .Sh NAME @@ -862,17 +862,23 @@ statement. .Pp The .Ic echo-client-id -statement enables or disables RFC 6842 compliant behavior: +statement controls RFC 6842 compliant behavior and has a default +value of true: .Pp .D1 Ic echo-client-id Ar flag ; .Pp -If it is present and has a value of true or on, -and a DHCP DISCOVER or REQUEST is received which contains -the client identifier option (Option code 61), the server will copy the option -into its response (DHCP ACK or NAK) per RFC 6842. -In other words if the client sends the option it will receive it back. -By default, this flag is on -and client identifiers will be echoed back to the client. +Some devices, especially old printers, require +.Ic echo-client-id +to be false. +.Pp +When +.Ic echo-client-id +is true +.Xr dhcpd 8 +copies option dhcp-client-identifier (code 61) +from +DHCP DISCOVER or REQUEST messages into +the DHCP ACK or NAK reply sent to the client. .Sh REFERENCE: OPTION STATEMENTS DHCP option statements are documented in the .Xr dhcp-options 5 |