Every subscriber session on a carrier network begins and ends in the same place: the AAA server. When it misreads a credential, a paying customer gets locked out. When it drops an accounting record, revenue leaks quietly and nobody notices for a billing cycle. This guide explains what an AAA server is, how authentication, authorization, […]
A RADIUS server is the system that authenticates a subscriber or device requesting network access, returns the service profile they are entitled to, and records what they used. It is the enforcement point where a commercial plan becomes a technical reality. RADIUS is the protocol; AAA is the role. Authentication asks who you are, authorization […]
Summary A cloud RADIUS deployment runs subscriber AAA as a software workload in a public, private, or hybrid cloud environment instead of on dedicated appliances inside the operator’s data center. For a CSP, that shift changes something specific and measurable: the AAA server stops being the one network function that scales on a hardware procurement […]
Cisco has recently announced the end-of-sale and end-of-life for ISE software versions 3.1 and 3.2, with a last order date of November 3, 2026. Once that date passes, engineering support – development, repair, maintenance, testing – ends. Now the question is for organizations, what next they need to do, how TACACS+ can seamlessly migrate without […]
