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neutron-dhcp offer doesn't reach VM

asked 2016-06-27 03:35:13 -0500

vaidyanath-m gravatar image

Hi All, I have a compute node and controller node configured in my lab. I am using vmware as my hypervisor.

controller node have nova neutron dhcp and metadata compute node have just nova-compute

0b8220bf-6e38-46ed-8abd-e96939485ff5 Bridge br-int fail_mode: secure Port "tapb8a9ad98-30" Interface "tapb8a9ad98-30" type: internal Port br-int Interface br-int type: internal Port "eth1" Interface "eth1" Bridge br-dvs Port br-dvs Interface br-dvs type: internal ovs_version: "2.5.0"

root@controller:~# ip netns qdhcp-8eb9fc31-0f12-4df5-b41b-31be0b9f95c6

root@controller:~# ip netns exec qdhcp-8eb9fc31-0f12-4df5-b41b-31be0b9f95c6 ip a 1: lo: <loopback,up,lower_up> mtu 65536 qdisc noqueue state UNKNOWN group default link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 16: tapb8a9ad98-30: <broadcast,multicast,up,lower_up> mtu 1500 qdisc noqueue state UNKNOWN group default link/ether fa:16:3e:c4:23:19 brd ff:ff:ff:ff:ff:ff inet 192.168.14.40/24 brd 192.168.14.255 scope global tapb8a9ad98-30 valid_lft forever preferred_lft forever inet 169.254.169.254/16 brd 169.254.255.255 scope global tapb8a9ad98-30 valid_lft forever preferred_lft forever inet6 fe80::f816:3eff:fec4:2319/64 scope link valid_lft forever preferred_lft forever

Jun 27 13:33:27 dnsmasq-dhcp[17906]: 361721128 available DHCP subnet: 192.168.14.0/255.255.255.0 Jun 27 13:33:27 dnsmasq-dhcp[17906]: 361721128 vendor class: MSFT 5.0 Jun 27 13:33:27 dnsmasq-dhcp[17906]: 361721128 client provides name: blb44cehvrt463 Jun 27 13:33:27 dnsmasq-dhcp[17906]: 361721128 DHCPDISCOVER(tapb8a9ad98-30) 00:50:56:b8:6c:e6 ignored Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 available DHCP subnet: 192.168.14.0/255.255.255.0 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 client provides name: devstack Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 DHCPDISCOVER(tapb8a9ad98-30) fa:16:3e:4e:3e:b2 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 tags: tag0, known, tapb8a9ad98-30 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 DHCPOFFER(tapb8a9ad98-30) 192.168.14.41 fa:16:3e:4e:3e:b2 Jun 27 13:33:29 dnsmasq-dhcp[17906]: Ignoring duplicate dhcp-option 26 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 requested options: 1:netmask, 28:broadcast, 2:time-offset, 3:router, Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 requested options: 15:domain-name, 6:dns-server, 119:domain-search, Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 requested options: 12:hostname, 44:netbios-ns, 47:netbios-scope, Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 requested options: 26:mtu, 121:classless-static-route, 42:ntp-server Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 next server: 192.168.14.40 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 sent size: 1 option: 53 message-type 2 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 sent size: 4 option: 54 server-identifier 192.168.14.40 Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 sent size: 4 option: 51 lease-time 1d Jun 27 13:33:29 dnsmasq-dhcp[17906]: 4249997134 sent size: 4 option: 58 ... (more)

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answered 2016-06-27 12:45:45 -0500

billy gravatar image

can you paste the out put of mentiond below commands

neutron router-port-list ' router name '

neutron port show ' both router id'

ovs-vsctl show

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http://paste.openstack.org/show/523709/

vaidyanath-m gravatar imagevaidyanath-m ( 2016-06-27 22:39:57 -0500 )edit

if it is flat network why did you preferred neutron i do prefer should use nova network instead of neutron

billy gravatar imagebilly ( 2016-07-04 19:31:59 -0500 )edit

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Asked: 2016-06-27 03:35:13 -0500

Seen: 286 times

Last updated: Jun 27 '16