[Kea-users] issue with INIT-REBOOT

Hieu Nguyen hieu.ntrong at gmail.com
Wed Jul 4 11:08:18 UTC 2018


Please help me

2018-07-01 16:08 GMT+07:00 Hieu Nguyen <hieu.ntrong at gmail.com>:

> 2 client (Windows and iOS) in "INIT-REBOOT" state sends a DHCP Request to
> KEA through a relay.
> Requested address (option 50) is its old address. This subnet isn't
> configured in KEA server.
>
> Kea don't know of this client.
>
> *+ Observed behavior:*
>  iOS:
> 2018-07-01 15:26:34.892 DEBUG [kea-dhcp4.bad-packets/1553]
> DHCP4_PACKET_NAK_0002 [hwtype=1 6c:4d:73:f3:d4:19],
> cid=[01:6c:4d:73:f3:d4:19], tid=0xb858b700: invalid address 10.122.23.24
> requested by INIT-REBOOT
>
> Windows:
> 2018-07-01 15:28:00.290 DEBUG [kea-dhcp4.bad-packets/1553]
> DHCP4_NO_LEASE_INIT_REBOOT [hwtype=1 f0:42:1c:e5:f3:5d],
> cid=[01:f0:42:1c:e5:f3:5d], tid=0x954bf4ee: no lease for address
> 10.122.13.204 requested by INIT-REBOOT client
>
> Window  client must use the command " ipconfig /release and ipconfig
> /renew " to obtain new ip address.
>
> *+ Expected behavior:*
> Kea returns a NAK to Windows like iOS.
>
> After that I set up other DHCP Server from Microsoft. It properly returns
> DHCP NAK to 2 clients.
>
> I also attached the capture from kea server. help me this case,plz
>
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