Also drop the non-terminal 'TIME' description as it is not referenced
anywhere.
Signed-off-by: Phil Sutter <phil@nwl.cc>
.ti -8
.BR "ip "
.RI "[ " OPTIONS " ]"
-.BR "tunnel" " { " add " | " change " | " del " | " show " | " prl " }"
+.BR "tunnel" " { " add " | " change " | " del " | " show " | " prl " | " 6rd " }"
.RI "[ " NAME " ]"
.br
.RB "[ " mode
.B prl-delete
.IR ADDR " ]"
.br
+.RB "[ " 6rd-prefix
+.IR ADDR " ] ["
+.B 6rd-relay_prefix
+.IR ADDR " ] [
+.BR 6rd-reset " ]"
+.br
.RB "[ [" no "]" pmtudisc " ]"
.RB "[ " dev
.IR PHYS_DEV " ]"
.ti -8
.IR KEY " := { " DOTTED_QUAD " | " NUMBER " }"
-.ti -8
-.IR TIME " := " NUMBER "[s|ms]"
-
.SH DESCRIPTION
.B tunnel
objects are tunnels, encapsulating packets in IP packets and then