Differential D31263 Diff 92764 sbin/dhclient/dhclient.conf.5

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sbin/dhclient/dhclient.conf.5

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	.\" This software has been written for the Internet Software Consortium			.\" This software has been written for the Internet Software Consortium
	.\" by Ted Lemon <mellon@fugue.com> in cooperation with Vixie			.\" by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
	.\" Enterprises. To learn more about the Internet Software Consortium,			.\" Enterprises. To learn more about the Internet Software Consortium,
	.\" see ``http://www.isc.org/isc''. To learn more about Vixie			.\" see ``http://www.isc.org/isc''. To learn more about Vixie
	.\" Enterprises, see ``http://www.vix.com''.			.\" Enterprises, see ``http://www.vix.com''.
	.\"			.\"
	.\" $FreeBSD$			.\" $FreeBSD$
	.\"			.\"
	.Dd May 31, 2018			.Dd July 21, 2021
	.Dt DHCLIENT.CONF 5			.Dt DHCLIENT.CONF 5
	.Os			.Os
	.Sh NAME			.Sh NAME
	.Nm dhclient.conf			.Nm dhclient.conf
	.Nd DHCP client configuration file			.Nd DHCP client configuration file
	.Sh DESCRIPTION			.Sh DESCRIPTION
	The			The
	.Nm			.Nm
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	.Pp			.Pp
	The media setup is only used for the initial phase of address			The media setup is only used for the initial phase of address
	acquisition (the DHCPDISCOVER and DHCPOFFER packets).			acquisition (the DHCPDISCOVER and DHCPOFFER packets).
	Once an address has been acquired, the DHCP client will record it in its			Once an address has been acquired, the DHCP client will record it in its
	lease database and will record the media type used to acquire the address.			lease database and will record the media type used to acquire the address.
	Whenever the client tries to renew the lease, it will use that same media type.			Whenever the client tries to renew the lease, it will use that same media type.
	The lease must expire before the client will go back to cycling through media			The lease must expire before the client will go back to cycling through media
	types.			types.
				.It Ic vlan-pcp Ar code ;
				The
				.Ic vlan-pcp
				statement sets the PCP (Priority Code Point) value for the VLAN header.
				This requires the
				.Va net.link.vlan.mtag_pcp
				sysctl to be set to 1.
	.El			.El
	.Sh EXAMPLES			.Sh EXAMPLES
	The following configuration file is used on a laptop			The following configuration file is used on a laptop
	which has an IP alias of			which has an IP alias of
	.Li 192.5.5.213 ,			.Li 192.5.5.213 ,
	and has one interface,			and has one interface,
	.Li ep0			.Li ep0
	(a 3Com 3C589C).			(a 3Com 3C589C).
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