Hi, Thanks for your input, it actually looks like a bug with the redundant VR setup.
See diagnostics directly on master VR: root@r-418-VM:~# netstat -anpl | grep 8080 tcp 0 0 10.1.1.1:8080 0.0.0.0:* LISTEN 1610/python root@r-418-VM:~# ip addr show 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 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 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 link/ether 02:00:76:04:00:02 brd ff:ff:ff:ff:ff:ff inet 10.1.1.154/24 brd 10.1.1.255 scope global eth0 valid_lft forever preferred_lft forever inet 10.1.1.1/24 brd 10.1.1.255 scope global secondary eth0 valid_lft forever preferred_lft forever root@r-418-VM:~# dig data-server. @localhost ; <<>> DiG 9.11.5-P4-5.1+deb10u3-Debian <<>> data-server. @localhost ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32161 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;data-server. IN A ;; ANSWER SECTION: data-server. 0 IN A 10.1.1.154 ;; Query time: 1 msec ;; SERVER: 127.0.0.1#53(127.0.0.1) ;; WHEN: Wed Nov 03 11:58:43 UTC 2021 ;; MSG SIZE rcvd: 56 Ed On Wed, 3 Nov 2021 at 20:15, Wei ZHOU <ustcweiz...@gmail.com> wrote: > Hi Edward, > > You may face an issue which has recently been fixed in cloud-init . > Please refer to https://github.com/canonical/cloud-init/pull/1004 > > -Wei > > On Wed, 3 Nov 2021 at 12:48, Edward St Pierre <edward.stpie...@gmail.com> > wrote: > > > Hi Guys, > > > > Just a really quick question. > > > > Should 'data-server.' resolve to the virtual router or the guest? > > > > Basically the cloud-init datasource for Cloudstack that comes with CentOS > > Stream seems to use this as the address for the VR. > > > > Just looking to see if this is a VR bug or a bug with this module on > > CentOS. > > > > Regards > > > > Ed > > >