root@OpenWrt:~# ifup wan
info, udhcpc (v0.9.9-pre) started
root@OpenWrt:~# debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...
debug, Sending discover...