Index: sbin/ifconfig/ifconfig.8 =================================================================== --- sbin/ifconfig/ifconfig.8 +++ sbin/ifconfig/ifconfig.8 @@ -28,7 +28,7 @@ .\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94 .\" $FreeBSD$ .\" -.Dd November 6, 2015 +.Dd March 17, 2016 .Dt IFCONFIG 8 .Os .Sh NAME @@ -2417,7 +2417,7 @@ Disable lacp strict compliance on the interface. .El .Pp -The following parameters are specific to IP tunnel interfaces, +The following parameters are available for IP tunnel interfaces, .Xr gif 4 : .Bl -tag -width indent .It Cm tunnel Ar src_addr dest_addr @@ -2467,9 +2467,26 @@ .Cm send_rev_ethip_ver . .El .Pp -The following parameters are specific to GRE tunnel interfaces, +The following parameters are available for GRE tunnel interfaces, .Xr gre 4 : .Bl -tag -width indent +.It Cm tunnel Ar src_addr dest_addr +Configure the physical source and destination address for GRE tunnel +interfaces. +The arguments +.Ar src_addr +and +.Ar dest_addr +are interpreted as the outer source/destination for the encapsulating +IPv4/IPv6 header. +.It Fl tunnel +Unconfigure the physical source and destination address for GRE tunnel +interfaces previously configured with +.Cm tunnel . +.It Cm deletetunnel +Another name for the +.Fl tunnel +parameter. .It Cm grekey Ar key Configure the GRE key to be used for outgoing packets. Note that