[Kea-users] KEA 1.1.0 vs. isc-dhcp-server 4.3.3

[Ralf Hildebrandt]

* Thomas Markwalder <tmark at isc.org>:

> > 2016-12-07 15:59:02.562 INFO  [kea-dhcp4.leases/35075] DHCP4_LEASE_ADVERT [hwtype=1 40:6c:8f:52:7d:60], cid=[01:40:6c:8f:52:7d:60], tid=0x1194bc8e: lease 10.31.192.5 will be advertised
> > 2016-12-07 15:59:18.596 INFO  [kea-dhcp4.leases/35075] DHCP4_LEASE_ADVERT [hwtype=1 40:6c:8f:52:7d:60], cid=[01:40:6c:8f:52:7d:60], tid=0x1194bc8f: lease 10.31.192.6 will be advertised
> > 2016-12-07 15:59:34.627 INFO  [kea-dhcp4.leases/35075] DHCP4_LEASE_ADVERT [hwtype=1 40:6c:8f:52:7d:60], cid=[01:40:6c:8f:52:7d:60], tid=0x1194bc90: lease 10.31.192.7 will be advertised
> > 2016-12-07 15:59:50.659 INFO  [kea-dhcp4.leases/35075] DHCP4_LEASE_ADVERT [hwtype=1 40:6c:8f:52:7d:60], cid=[01:40:6c:8f:52:7d:60], tid=0x1194bc91: lease 10.31.192.8 will be advertised

Running "dhclient -c -v -i eth0" on ubuntu:

# dhclient -d -v -i eth0
Internet Systems Consortium DHCP Client 4.3.3
Copyright 2004-2015 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Listening on LPF/eth0/00:17:42:ef:50:6a
Sending on   LPF/eth0/00:17:42:ef:50:6a
Sending on   Socket/fallback
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 3 (xid=0xc8bfdd7c)
DHCPREQUEST of 10.31.192.8 on eth0 to 255.255.255.255 port 67 (xid=0x7cddbfc8)
DHCPOFFER of 10.31.192.8 from 10.31.192.2
DHCPREQUEST of 10.31.192.8 on eth0 to 255.255.255.255 port 67 (xid=0x7cddbfc8)
DHCPREQUEST of 10.31.192.8 on eth0 to 255.255.255.255 port 67 (xid=0x7cddbfc8)
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 3 (xid=0xd03a8601)
DHCPREQUEST of 10.31.192.9 on eth0 to 255.255.255.255 port 67 (xid=0x1863ad0)
DHCPOFFER of 10.31.192.9 from 10.31.192.2
DHCPREQUEST of 10.31.192.9 on eth0 to 255.255.255.255 port 67 (xid=0x1863ad0)
DHCPREQUEST of 10.31.192.9 on eth0 to 255.255.255.255 port 67 (xid=0x1863ad0)
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 3 (xid=0xc7d0a37a)
DHCPREQUEST of 10.31.192.10 on eth0 to 255.255.255.255 port 67 (xid=0x7aa3d0c7)
DHCPOFFER of 10.31.192.10 from 10.31.192.2
^C
(I pressed ctrl-c)


and the corresponding log on the KEA server:

2016-12-08 11:07:42.381 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xc8bfdd7c, from interface ens192: it contains a foreign server
identifier

2016-12-08 11:07:45.490 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xc8bfdd7c, from interface ens192: it contains a foreign server
identifier

2016-12-08 11:07:53.201 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xc8bfdd7c, from interface ens192: it contains a foreign server
identifier

2016-12-08 11:08:01.616 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xd03a8601, from interface ens192: it contains a foreign server
identifier

2016-12-08 11:08:05.162 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xd03a8601, from interface ens192: it contains a foreign server
identifier

2016-12-08 11:08:11.611 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xd03a8601, from interface ens192: it contains a foreign server
identifier

2016-12-08 11:08:25.845 DEBUG [kea-dhcp4.bad-packets/24758] DHCP4_PACKET_DROP_0003 [hwtype=1 00:17:42:ef:50:6a],
cid=[ff:42:ef:50:6a:00:01:00:01:1f:db:ed:4e:00:17:42:ef:50:6a], tid=0xc7d0a37a, from interface ens192: it contains a foreign server
identifier

-- 
Ralf Hildebrandt                   Charite Universitätsmedizin Berlin
ralf.hildebrandt at charite.de        Campus Benjamin Franklin
http://www.charite.de              Hindenburgdamm 30, 12203 Berlin
Geschäftsbereich IT, Abt. Netzwerk fon: +49-30-450.570.155