GitHub user weizhouapache added a comment to the discussion: VM instances get VR's IP as DNS server but cannot resolve through VR
> The network offering is a shared guest network one. I've already destroyed VR > and have restarted the network with cleanup. Below is the network offering > service map in DB: select service, provider from ntwk_offering_service_map > where network_offering_id = ( select id from network_offerings where uuid = > 'bbf17083-aee6-4904-9e69-e9362d3dc475' ); +----------+---------------+ | > service | provider | +----------+---------------+ | Dhcp | VirtualRouter | | > Dns | VirtualRouter | | Firewall | VirtualRouter | | Lb | VirtualRouter | | > UserData | VirtualRouter | +----------+---------------+ 5 rows in set (0.00 > sec) > […](#) > On Mon, Oct 6, 2025 at 8:30 AM Wei Zhou ***@***.***> wrote: I'm running on a > custom shared network offering. Both UI and DB show DNS, DHCP, and UserData > enabled and mapped to VirtualRouter. I't was previously working. I'm not sure > when it has been started to break. @fnavidan <https://github.com/fnavidan> > can you share more details of the network offering ? stopping/starting VR > might help, as well as restarting network with cleanup — Reply to this email > directly, view it on GitHub <[#11749 (reply in > thread)](https://github.com/apache/cloudstack/discussions/11749#discussioncomment-14601352)>, > or unsubscribe > <https://github.com/notifications/unsubscribe-auth/AKIF7YXQ7K7L77HIX4I2OKL3WID7XAVCNFSM6AAAAACHYVEXL2VHI2DSMVQWIX3LMV43URDJONRXK43TNFXW4Q3PNVWWK3TUHMYTINRQGEZTKMQ> > . You are receiving this because you were mentioned.Message ID: ***@***.***> @fnavidan I cannot reproduce the issue in 4.20 network offering ``` mysql> select * from ntwk_offering_service_map; ... | 131 | 31 | Lb | VirtualRouter | 2025-10-07 06:44:01 | | 132 | 31 | UserData | VirtualRouter | 2025-10-07 06:44:01 | | 133 | 31 | Dns | VirtualRouter | 2025-10-07 06:44:01 | | 134 | 31 | Dhcp | VirtualRouter | 2025-10-07 06:44:01 | | 135 | 31 | Firewall | VirtualRouter | 2025-10-07 06:44:01 | ``` however, network only has 3 services ``` mysql> select * from ntwk_service_map; ... | 107 | 220 | Dhcp | VirtualRouter | 2025-10-07 06:44:32 | | 108 | 220 | UserData | VirtualRouter | 2025-10-07 06:44:32 | | 109 | 220 | Dns | VirtualRouter | 2025-10-07 06:44:32 | ``` VR 1 ``` root@r-47-VM:~# cat /etc/dnsmasq.d/cloud.conf bind-interfaces listen-address=127.0.0.1,172.16.101.10 dhcp-range=set:interface-eth0-0,172.16.101.10,static dhcp-option=tag:interface-eth0-0,15,cs1cloud.internal dhcp-option=tag:interface-eth0-0,6,172.16.101.10,10.0.32.1,8.8.8.8 dhcp-option=tag:interface-eth0-0,3,172.16.101.1 dhcp-option=eth0,26,1500 dhcp-option=tag:interface-eth0-0,1,255.255.255.0 root@r-47-VM:~# ``` VR 2 (after restarting network with cleanup) ``` root@r-48-VM:~# cat /etc/dnsmasq.d/cloud.conf bind-interfaces listen-address=127.0.0.1,172.16.101.10 dhcp-range=set:interface-eth0-0,172.16.101.10,static dhcp-option=tag:interface-eth0-0,15,cs1cloud.internal dhcp-option=tag:interface-eth0-0,6,172.16.101.10,10.0.32.1,8.8.8.8 dhcp-option=tag:interface-eth0-0,3,172.16.101.1 dhcp-option=eth0,26,1500 dhcp-option=tag:interface-eth0-0,1,255.255.255.0 root@r-48-VM:~# ``` GitHub link: https://github.com/apache/cloudstack/discussions/11749#discussioncomment-14611861 ---- This is an automatically sent email for [email protected]. To unsubscribe, please send an email to: [email protected]
