Answer :
The issue can be that the IP address of a RADIUS client differs from that of an access client. It could be necessary to modify the policy's IP address.
A device on the internet or a local network can be identified by its IP address, which is a special address. The rules defining the format of data delivered over the internet or a local network are known as "Internet Protocol," or IP.
IP address, which carry location information and make devices reachable for communication, are essentially the identifier that permits information to be exchanged between devices on a network. There must be a means for computers, routers, and webpages to be distinguished on the internet. A method for achieving this is provided by IP addresses, which are crucial to the operation of the internet.
A series of integers separated by periods makes up an IP address. Four numbers are used to represent IP addresses; for instance, 192.158.1.38 might be one such address. The range of each number in the set is 0 to 255. Therefore, the complete IP addressing range is 0.0.0.0 to 255.255.255.255.
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