Axis no longer officially supports the 206M, but you can find the final firmware (version 4.x) from legacy archives. A firmware update might repair the web interface’s HTML generation.
The camera is an Ethernet-based device. By default, most Axis cameras from this generation attempt to acquire an IP address via DHCP. If no DHCP server is found, the default IP is typically 192.168.0.90 AXIS IP Utility Ntitle--------quot-live View - Axis 206m-------quot-