1ch license for 1 IP camera 1ch license for 1 1ch IP video encoder 4ch licenses for 1 4ch IP video encoder, regardless of how many analog cameras are using the service 1ch license for 1/4/8/16ch DVR/NVR  

1ch license for 1 IP camera 1ch license for 1 1ch IP video encoder 4ch Recording licenses for one 4ch IP video encoder, regardless of how many analog cameras are connected or enabled since ISS systems do not record IP video streams from ISS compatible DVRs/NVRs, DVRs/NVRs do not [...]

up to 8 Wibu keys

Depending on the type of the license, you need to provide it to the corresponding server running its corresponding service[1]. For example, Recording ch or (Live) Streaming ch/server licenses have to be provided to the server running ISS Admin service. for Backup ch license, you provide it to each [...]

Wibu key is a USB license key that comes with ISS. You always need to have the wibu key plugged in the server running its corresponding service(s) at all time, or else, ISS System will stop working immediately.

Yes, but the network bandwidth and network delay overhead on the VPN may become a problem. It is advised to isolate IP video stream traffic within one subnet as much as possible, and limit VPN access to ISS client software for casual use only.

It is strongly recommended that you use LAN environment with Gigabit network for all your ISS system. If you use 100Mbps network, you can only have a handful number of IP cameras. For example, 2MP H.264 real time (30ips) IP video stream in can reach upto 4~12Mbps. If you [...]

Please refer to the manual for the specifications. The general rule of thumb is ●     (Live) Streaming service uses a lot of bandwidth and CPU resources ●     Video Analytics service uses a lot of CPU/Memory resources ●     Admin or (Event) Monitoring services are moderately resource demanding ●     Recording services [...]

It really depends on your budget. ISS System is very flexible in terms of where to install different services. Ideally, you may want to have one server run only one service. Typically, you will run Admin/(Event) Monitoring services on one server, and Recording, (Live) Streaming and VA services on [...]

ISS Admin service uses TCP 11001 port. If the service is behind a NAT router, you need to port forward TCP 11001 on the router, so that ISS Client and other services can connect to it. You can configure this port number on the server running the service using [...]