nmap localhost -p 8007 -Pn -T5
systemctl status proxmox-backup-proxy.service
~ nmap localhost -p 8007 -Pn -T5
[...]
PORT STATE SERVICE
8007/tcp closed ajp12
~ systemctl status proxmox-backup-proxy
● proxmox-backup-proxy.service - Proxmox Backup API Proxy Server
Loaded: loaded (/lib/systemd/system/proxmox-backup-proxy.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Fri 2021-07-30 19:41:28 AEST; 15min ago
Process: 1548 ExecStart=/usr/lib/x86_64-linux-gnu/proxmox-backup/proxmox-backup-proxy (code=exited, status=1/FAILURE)
Main PID: 1548 (code=exited, status=1/FAILURE)
CPU: 22ms
Jul 30 19:41:28 pbs1 systemd[1]: proxmox-backup-proxy.service: Scheduled restart job, restart counter is at 5.
Jul 30 19:41:28 pbs1 systemd[1]: Stopped Proxmox Backup API Proxy Server.
Jul 30 19:41:28 pbs1 systemd[1]: proxmox-backup-proxy.service: Start request repeated too quickly.
Jul 30 19:41:28 pbs1 systemd[1]: proxmox-backup-proxy.service: Failed with result 'exit-code'.
Jul 30 19:41:28 pbs1 systemd[1]: Failed to start Proxmox Backup API Proxy Server.
proxmox-backup-proxy[18500]: Error: Address family not supported by protocol (os error 97)
write(2, "Error: ", 7Error: ) = 7
write(2, "Address family not supported by "..., 40Address family not supported by protocol) = 40
write(2, " (os error ", 11 (os error ) = 11