[Sony Xperia P, U, Sola, Go] paul1508:
So here the text from the emulator:

app_35@android:/ $ su
app_35@android:/ # /sbin/ps wl | grep dhcp
Z 1014 327 1 0 0 0:0 11:49 00:00:00 [dhcpcd-run-hook]
Z 1014 328 1 0 0 0:0 11:49 00:00:00 [dhcpcd-run-hook]
Z 1014 408 1 0 0 0:0 11:50 00:00:00 [dhcpcd-run-hook]
Z 1014 887 1 0 0 0:0 11:51 00:00:00 [dhcpcd-run-hook]
Z 1014 959 1 0 0 0:0 11:51 00:00:00 [dhcpcd]
Z 1014 1029 1 0 0 0:0 11:51 00:00:00 [dhcpcd-run-hook]
Z 1014 1092 1 0 0 0:0 11:51 00:00:00 [dhcpcd-run-hook]
Z 1014 1096 1 0 0 0:0 11:51 00:00:00 [dhcpcd-run-hook]
Z 1014 1163 1 0 0 0:0 11:51 00:00:00 [dhcpcd-run-hook]
Z 1014 1306 1 0 0 0:0 11:52 00:00:00 [dhcpcd]
Z 1014 1386 1 0 0 0:0 11:52 00:00:00 [dhcpcd-run-hook]
Z 1014 1455 1 0 0 0:0 11:52 00:00:00 [dhcpcd-run-hook]
Z 1014 1528 1 0 0 0:0 11:52 00:00:00 [dhcpcd-run-hook]
Z 1014 1592 1 0 0 0:0 11:52 00:00:00 [dhcpcd-run-hook]
Z 1014 1594 1 0 0 0:0 11:52 00:00:00 [dhcpcd-run-hook]
Z 1014 1661 1 0 0 0:0 11:53 00:00:00 [dhcpcd-run-hook]
Z 1014 1733 1 0 0 0:0 11:53 00:00:00 [dhcpcd]
Z 1014 1805 1 0 0 0:0 11:53 00:00:00 [dhcpcd-run-hook]
Z 1014 2041 1 0 0 0:0 11:53 00:00:00 [dhcpcd-run-hook]
Z 1014 2131 1 0 0 0:0 11:54 00:00:00 [dhcpcd-run-hook]
Z 1014 2398 1 0 0 0:0 11:54 00:00:00 [dhcpcd-run-hook]
Z 1014 2562 1 0 0 0:0 11:54 00:00:00 [dhcpcd-run-hook]
Z 1014 2677 1 0 0 0:0 11:54 00:00:00 [dhcpcd-run-hook]
Z 1014 2752 1 0 0 0:0 11:55 00:00:00 [dhcpcd-run-hook]
Z 1014 2835 1 0 0 0:0 11:55 00:00:00 [dhcpcd-run-hook]
Z 1014 2836 1 0 0 0:0 11:55 00:00:00 [dhcpcd-run-hook]
Z 1014 2995 1 0 0 0:0 11:55 00:00:00 [dhcpcd]
Z 1014 3238 1 0 0 0:0 11:56 00:00:00 [dhcpcd-run-hook]
Z 1014 3241 1 0 0 0:0 11:56 00:00:00 [dhcpcd-run-hook]
Z 1014 3606 1 0 0 0:0 11:57 00:00:00 [dhcpcd-run-hook]
Z 1014 3683 1 0 0 0:0 11:57 00:00:00 [dhcpcd-run-hook]
Z 1014 3779 1 0 0 0:0 11:57 00:00:00 [dhcpcd]
Z 1014 3967 1 0 0 0:0 11:58 00:00:00 [dhcpcd-run-hook]
Z 1014 4174 1 0 0 0:0 11:58 00:00:00 [dhcpcd-run-hook]
Z 1014 4176 1 0 0 0:0 11:58 00:00:00 [dhcpcd-run-hook]
Z 1014 4328 1 0 0 0:0 11:59 00:00:00 [dhcpcd-run-hook]
Z 1014 4410 1 0 0 0:0 11:59 00:00:00 [dhcpcd-run-hook]
Z 1014 4681 1 0 0 0:0 11:59 00:00:00 [dhcpcd-run-hook]
Z 1014 4742 1 0 0 0:0 11:59 00:00:00 [dhcpcd-run-hook]
Z 1014 4743 1 0 0 0:0 11:59 00:00:00 [dhcpcd-run-hook]
Z 1014 4848 1 0 0 0:0 12:00 00:00:00 [dhcpcd-run-hook]
Z 1014 4915 1 0 0 0:0 12:00 00:00:00 [dhcpcd-run-hook]
Z 1014 5211 1 0 0 0:0 12:01 00:00:00 [dhcpcd-run-hook]
Z 1014 5341 1 0 0 0:0 12:01 00:00:00 [dhcpcd-run-hook]
Z 1014 5343 1 0 0 0:0 12:01 00:00:00 [dhcpcd-run-hook]
Z 1014 5568 1 0 0 0:0 12:01 00:00:00 [dhcpcd-run-hook]
Z 1014 5634 1 0 0 0:0 12:02 00:00:00 [dhcpcd-run-hook]
Z 1014 6330 1 0 0 0:0 12:05 00:00:00 [dhcpcd]
Z 1014 6678 1 0 0 0:0 12:06 00:00:00 [dhcpcd-run-hook]
Z 1014 6898 1 0 0 0:0 12:07 00:00:00 [dhcpcd-run-hook]
Z 1014 6965 1 0 0 0:0 12:07 00:00:00 [dhcpcd-run-hook]
Z 1014 7036 1 0 0 0:0 12:07 00:00:00 [dhcpcd-run-hook]
Z 1014 11299 1 0 0 0:0 10:27 00:00:00 [dhcpcd-run-hook]
Z 1014 11369 1 0 0 0:0 10:27 00:00:00 [dhcpcd-run-hook]
Z 1014 11845 1 0 0 0:0 10:30 00:00:00 [dhcpcd-run-hook]
Z 1014 11939 1 0 0 0:0 10:30 00:00:00 [dhcpcd-run-hook]
Z 1014 12177 1 0 0 0:0 10:31 00:00:00 [dhcpcd]
Z 1014 12485 1 0 0 0:0 10:32 00:00:00 [dhcpcd-run-hook]
Z 1014 12487 1 0 0 0:0 10:32 00:00:00 [dhcpcd-run-hook]
Z 1014 12572 1 0 0 0:0 10:32 00:00:00 [dhcpcd-run-hook]
Z 1014 12815 1 0 0 0:0 10:33 00:00:00 [dhcpcd-run-hook]
Z 1014 13176 1 0 0 0:0 10:34 00:00:00 [dhcpcd-run-hook]
Z 1014 13314 1 0 0 0:0 10:35 00:00:00 [dhcpcd-run-hook]
Z 1014 13399 1 0 0 0:0 10:35 00:00:00 [dhcpcd]
Z 1014 13610 1 0 0 0:0 10:36 00:00:00 [dhcpcd-run-hook]
Z 1014 13782 1 0 0 0:0 10:37 00:00:00 [dhcpcd-run-hook]
Z 1014 13938 1 0 0 0:0 10:38 00:00:00 [dhcpcd-run-hook]
Z 1014 14191 1 0 0 0:0 10:38 00:00:00 [dhcpcd-run-hook]
Z 1014 14469 1 0 0 0:0 10:40 00:00:00 [dhcpcd-run-hook]
Z 1014 14685 1 0 0 0:0 10:41 00:00:00 [dhcpcd-run-hook]
Z 1014 15267 1 0 0 0:0 10:44 00:00:00 [dhcpcd-run-hook]
Z 1014 15342 1 0 0 0:0 10:44 00:00:00 [dhcpcd-run-hook]
S 0 15355 15228 1324 380 pts1 12:25 00:00:00 grep dhcp
Z 1014 15522 1 0 0 0:0 10:45 00:00:00 [dhcpcd-run-hook]
Z 1014 15624 1 0 0 0:0 10:45 00:00:00 [dhcpcd-run-hook]
Z 1014 15626 1 0 0 0:0 10:45 00:00:00 [dhcpcd-run-hook]
Z 1014 15783 1 0 0 0:0 10:45 00:00:00 [dhcpcd]
Z 1014 31875 1 0 0 0:0 11:47 00:00:00 [dhcpcd]
Z 1014 31980 1 0 0 0:0 11:47 00:00:00 [dhcpcd-run-hook]
Z 1014 32087 1 0 0 0:0 11:47 00:00:00 [dhcpcd]
Z 1014 32341 1 0 0 0:0 11:48 00:00:00 [dhcpcd-run-hook]
Z 1014 32416 1 0 0 0:0 11:48 00:00:00 [dhcpcd-run-hook]
Z 1014 32485 1 0 0 0:0 11:49 00:00:00 [dhcpcd-run-hook]
Z 1014 32660 1 0 0 0:0 11:49 00:00:00 [dhcpcd-run-hook]
app_35@android:/ #

Static IP is not an option because I mostly surf in eduroam or public WiFi and AFAIK they only support dynamic IP...

BTW: I got again the problem with no network reception..