Prepaid Recharge-Card Redemption: A Verifiable ISP Workflow
A step-by-step prepaid recharge-card workflow for ISPs, from batch creation to redemption, with failure handling and accounting checks that keep hotspot and…
Topic collection
Access & AAA
A focused collection from the ISP Operator Library.
ResultsEvidence, configurations and operating decisions
RADIUS CoA and Disconnect Messages: An ISP Runbook
Use RADIUS Change of Authorization and Disconnect Messages safely with stable session matching, protected transport and read-back evidence.
PPPoE vs IPoE for ISPs: Choose the Access Model
Compare PPPoE and IPoE identity, RADIUS, accounting, CPE, support and migration workflows before choosing an ISP access model.
Audit PPPoE Sessions Using RADIUS Accounting and Logs
PPPoE operators must routinely audit RADIUS authentication and accounting to catch incomplete sessions that cause billing errors. Learn the failure patterns, validation…
Best Hotspot & Prepaid Card System: An ISP Buyer’s Guide
Learn how to evaluate hotspot and prepaid operations, from captive-portal access and voucher control to distributor reconciliation, audit evidence, and failure recovery.
Stop Stale PPPoE Sessions with RADIUS Reconciliation
Learn a practical AAA pattern for clearing stale PPPoE sessions safely using RADIUS accounting, interim updates, and evidence-based validation before disconnects.
FreeRADIUS with MikroTik: A Production Setup Guide for ISPs
Build a dependable PPPoE authentication and accounting path between MikroTik RouterOS and FreeRADIUS, then prove it works before moving subscribers.
Design PPPoE Around Failure Domains
A RouterOS PPPoE design guide focused on MTU, discovery boundaries, AAA dependency and safe rollout rather than a paste-and-hope configuration.
Build RADIUS Accounting You Can Reconcile
How to turn Start, Interim and Stop packets into reliable session evidence without mistaking counters for a financial ledger.
RADIUS Is Your ISP Control Plane, Not Just a Password Checker
A packet-level guide to designing RADIUS authentication, policy and accounting so subscriber access remains explainable when the network is under pressure.