10.5.5 and Shared Networking

Everything was working fine under 10.5.4 on my Mac Pro. Upgraded to 10.5.5 and shared networking no longer gives me an ip address. Changed to Bridged Networking and things are working again. Any ideas?

This is the ifconfig -a

lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x1
inet 127.0.0.1 netmask 0xff000000
inet6 ::1 prefixlen 128
inet6 fdfa:565f:73d3:8e4e:21d:4fff:fe48:2624 prefixlen 128
gif0: flags=8010<POINTOPOINT,MULTICAST> mtu 1280
stf0: flags=0<> mtu 1280
fw0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> mtu 4078
lladdr 00:1e:52:ff:fe:61:ad:5c
media: autoselect <full-duplex> status: inactive
supported media: autoselect <full-duplex>
en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::21d:4fff:fe48:2624%en0 prefixlen 64 scopeid 0x5
inet 192.168.1.18 netmask 0xffffff00 broadcast 192.168.1.255
ether 00:1d:4f:48:26:24
media: autoselect (100baseTX <full-duplex,flow-control>) status: active
supported media: autoselect 10baseT/UTP <half-duplex> 10baseT/UTP <full-duplex> 10baseT/UTP <full-duplex,hw-loopback> 10baseT/UTP <full-duplex,flow-control> 100baseTX <half-duplex> 100baseTX <full-duplex> 100baseTX <full-duplex,hw-loopback> 100baseTX <full-duplex,flow-control> 1000baseT <full-duplex> 1000baseT <full-duplex,hw-loopback> 1000baseT <full-duplex,flow-control>
en1: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
ether 00:1d:4f:48:26:25
media: autoselect status: inactive
supported media: autoselect 10baseT/UTP <half-duplex> 10baseT/UTP <full-duplex> 10baseT/UTP <full-duplex,hw-loopback> 10baseT/UTP <full-duplex,flow-control> 100baseTX <half-duplex> 100baseTX <full-duplex> 100baseTX <full-duplex,hw-loopback> 100baseTX <full-duplex,flow-control> 1000baseT <full-duplex> 1000baseT <full-duplex,hw-loopback> 1000baseT <full-duplex,flow-control>
en7: flags=8822<BROADCAST,SMART,SIMPLEX,MULTICAST> mtu 1500
ether 54:55:43:44:52:00
media: autoselect status: inactive
supported media: <unknown type>
Check Point Virtual Network Adapter
en2: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::21c:42ff:fe00:0%en2 prefixlen 64 scopeid 0x8
inet 169.254.227.218 netmask 0xffff0000 broadcast 169.254.255.255
ether 00:1c:42:00:00:00
media: autoselect status: active
supported media: autoselect
en3: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::21c:42ff:fe00:1%en3 prefixlen 64 scopeid 0x9
inet 169.254.227.218 netmask 0xffff0000 broadcast 169.254.255.255
ether 00:1c:42:00:00:01
media: autoselect status: active
supported media: autoselect

 

Manual interaction in Mac OS
reinstall Parallels Desktop as described in
http://kb.parallels.com/en/4790