You did it.
Literally hours upon hours I was changing configs etc. I didnt think about checking the rstp port, which turns out was an obscure port.. 64004.. ? I assume this is a security thing?
Please can someone give me some direction, as I am tearing my hair out trying to get a camera installed onto my mothers NVR.
Backstory - I have purchased my mother an old NVR from ebay, the DS-7604NI-SE/P which is an older 4 chan NVR which I think should suit her needs which are to run 3...