Note that reboot 0 helps for mobile hosts.

diff --git a/dhcpcd.conf.5.in b/dhcpcd.conf.5.in
index f869481eaf934219a83be294cad2a95915f0d6dc..a1a1f59d7654fa031b4f1fe017f313e09ab49b92 100644 (file)
--- a/dhcpcd.conf.5.in
+++ b/dhcpcd.conf.5.in
@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd April 1, 2013
+.Dd April 5, 2013
 .Dt DHCPCD.CONF 5 SMM
 .Os
 .Sh NAME
@@ -263,11 +263,17 @@ Suppress any dhcpcd output to the console, except for errors.
 .It Ic reboot Ar seconds
 Allow
 .Ar reboot
-seconds before moving to the discover phase if we have an old lease to use.
+seconds before moving to the DISCOVER phase if we have an old lease to use.
 The default is 5 seconds.
-A setting if 0 seconds causes
+A setting of 0 seconds causes
 .Nm dhcpcd
-to skip the reboot phase and go straight into discover.
+to skip the REBOOT phase and go straight into DISCOVER.
+This is desirable for mobile users because if you change from network A to
+network B and they use the same subnet and the address from network A isn't
+in use on network B, then the DHCP server will remain silent even if authorative
+which means
+.Nm dhcpcd
+will timeout before moving back to the DISCOVER phase.
 .It Ic release
 .Nm dhcpcd
 will release the lease prior to stopping the interface.