Public bug reported:
If the client is a virtial host with Window introduced in the AD domain. The
client does not send dns updates on AD server because neutron-dhcp-agent sends
0x03 dhcp flag in response.
Client request:
Option: (81) Client Fully Qualified Domain Name
Length: 23
Flags: 0x00
0000 .... = Reserved flags: 0x00
.... 0... = Server DDNS: Some server updates
.... ..0. = Server overrides: No override
.... ...0 = Server: Client
A-RR result: 0
PTR-RR result: 0
Client name: dnstest.local
Server respose:
Option: (81) Client Fully Qualified Domain Name
Length: 30
Flags: 0x03
0000 .... = Reserved flags: 0x00
.... 0... = Server DDNS: Some server updates
.... .0.. = Encoding: ASCII encoding
.... ..1. = Server overrides: Override
.... ...1 = Server: Server
A-RR result: 255
PTR-RR result: 255
Client name: host-172-25-43-40.local
Because of this windows host does not send update dns requests on AD
server and after certain time out server remove client hostname from DNS
zone.
** Affects: neutron (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1445084
Title:
neutron-dhcp-agent send 0x03 dhcp flag to a client
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