autotest/autotest — pull request #36 by kongove (2011-10-12 01:00:22+00:00)
Title: One patch to fix the update issue of macaddr pool

Currently, tcpdump can capture both dhcp Offer and ACK packets,
macaddr cache will be updated in those to condition,
dhcp Offer packet doesn't mean the IP is already allocated to
dhcp client.

Signed-off-by: Amos Kong