dhcp dbug logs from the 200 running aos5...
(Aruba200) (config-subif)#show log all 100 | include DBUG
Dec 31 17:14:17 fpapps[630]: <208045> <DBUG> |fpapps| Received event 0 for Interface 228
Dec 31 17:14:17 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event OTHER (0)
Dec 31 17:14:17 fpapps[630]: <208044> <DBUG> |fpapps| Nim Interface 228 state change notification, new state L7_NOT_FORWARDING
Dec 31 17:14:17 fpapps[630]: <208045> <DBUG> |fpapps| Received event 7 for Interface 228
Dec 31 17:14:17 fpapps[630]: <208043> <DBUG> |fpapps| Nim received event L7_NOT_FORWARDING for interface 228 linkState 3
Dec 31 17:14:17 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event L7_NOT_FORWARDING (7)
Dec 31 17:14:17 fpapps[630]: <208045> <DBUG> |fpapps| Received event 7 for Interface 228
Dec 31 17:14:17 fpapps[630]: <208043> <DBUG> |fpapps| Nim received event L7_NOT_FORWARDING for interface 228 linkState 3
Dec 31 17:14:17 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event L7_NOT_FORWARDING (7)
Dec 31 17:14:17 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event L7_NOT_FORWARDING (7)
Dec 31 17:14:21 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 53
Dec 31 17:14:21 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 60
Dec 31 17:14:21 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 55
Dec 31 17:14:21 fpapps[631]: <208020> <DBUG> |fpapps| DHCPC: Sending discover...
Dec 31 17:14:21 fpapps[631]: <208019> <DBUG> |fpapps| DHCPC: payload length is 266 bytes
Dec 31 17:14:22 fpapps[630]: <208045> <DBUG> |fpapps| Received event 1 for Interface 228
Dec 31 17:14:22 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event OTHER (1)
Dec 31 17:14:22 fpapps[630]: <208044> <DBUG> |fpapps| Nim Interface 228 state change notification, new state L7_FORWARDING
Dec 31 17:14:22 fpapps[630]: <208045> <DBUG> |fpapps| Received event 6 for Interface 228
Dec 31 17:14:22 fpapps[630]: <208043> <DBUG> |fpapps| Nim received event L7_FORWARDING for interface 228 linkState 3
Dec 31 17:14:22 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event L7_FORWARDING (6)
Dec 31 17:14:22 fpapps[630]: <208045> <DBUG> |fpapps| Received event 6 for Interface 228
Dec 31 17:14:22 fpapps[630]: <208043> <DBUG> |fpapps| Nim received event L7_FORWARDING for interface 228 linkState 3
Dec 31 17:14:22 fpapps[630]: <208004> <DBUG> |fpapps| Dot1q Change Call back is called 228 event L7_FORWARDING (6)
Dec 31 17:14:24 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 53
Dec 31 17:14:24 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 60
Dec 31 17:14:24 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 55
Dec 31 17:14:24 fpapps[631]: <208020> <DBUG> |fpapps| DHCPC: Sending discover...
Dec 31 17:14:24 fpapps[631]: <208019> <DBUG> |fpapps| DHCPC: payload length is 266 bytes
Dec 31 17:14:29 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 53
Dec 31 17:14:29 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 60
Dec 31 17:14:29 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 55
Dec 31 17:14:29 fpapps[631]: <208020> <DBUG> |fpapps| DHCPC: Sending discover...
Dec 31 17:14:29 fpapps[631]: <208019> <DBUG> |fpapps| DHCPC: payload length is 266 bytes
Dec 31 17:14:38 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 53
Dec 31 17:14:38 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 60
Dec 31 17:14:38 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 55
Dec 31 17:14:38 fpapps[631]: <208020> <DBUG> |fpapps| DHCPC: Sending discover...
Dec 31 17:14:38 fpapps[631]: <208019> <DBUG> |fpapps| DHCPC: payload length is 266 bytes
Dec 31 17:14:58 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 53
Dec 31 17:14:58 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 60
Dec 31 17:14:58 fpapps[631]: <208014> <DBUG> |fpapps| DHCPC: adding option 55
Dec 31 17:14:58 fpapps[631]: <208020> <DBUG> |fpapps| DHCPC: Sending discover...
Dec 31 17:14:58 fpapps[631]: <208019> <DBUG> |fpapps| DHCPC: payload length is 266 bytes