geezersoft

What firewalls have you got, what speed wans and what speed internet connetions?

Poorly worded for sure. You are taking it personally and I doubt it was intended that way. You should have a clear CCTV policy that is policed by your data protection officer. If you are not given permission to monitor CCTV in either the policy, your job description or directly from your data protection officer you should not be looking at it full stop.

And me please

When the system is down, just work the problem. It will be up when it is up.

Start at the Internet router and work your way into the network.

School?

What about using store virtual on the hosts?

Clickshare

Biometric data needs to be handled in a method compliant with the protection of freedoms act 2012 as well as the DPA / GDPR http://www.legislation.gov.uk/ukpga/2012/9/contents/enacted

Secondhand tough book?

A SAN consists of cabling / network / storage subsystems. A single subsystem is a single point of failure.

A well designed SAN is not a single point of failure.

If you have a server located somewhere else on the same site, this is for business continuity, not disaster recovery

So many possible causes. Disk io / file io / network io / server resources / file system settings / anti-virus. You will either have to analyse performance metrics or try a process of elimination.

Misco will.go bust at midnight tonight.