Skip to main content
ISPbills logoISPbills
ISP Industry Insights

ISP Billing Software Blog

Practical guides, best practices, and industry insights to help you run a more efficient, profitable Internet Service Provider.

RADIUS11 min read

RADIUS Accounting for ISPs: Track Data Usage & Automate Billing

RADIUS does not just authenticate subscribers — its accounting feature tracks every byte transferred. This guide covers setting up RADIUS accounting for usage-based billing, Fair Usage Policy (FUP) enforcement, data cap alerts, and integration with ISPbills for automated metered billing.

Read more →
Security12 min read

NetFlow for ISPs: Real-Time Traffic Analysis & DDoS Detection

DDoS attacks rarely arrive without warning — there is always a traffic fingerprint that gives them away. NetFlow exposes that fingerprint in real time. This guide covers exporting flows from MikroTik, Cisco and Juniper, building DDoS detection rules, and turning flow data into actionable visibility for ISP operators.

Read more →
MikroTik10 min read

Simple Queue vs Queue Tree in MikroTik: Which Should Your ISP Use?

The 'Simple Queue vs Queue Tree' debate divides ISP operators. Simple Queue is easy to configure but hits a wall at scale. Queue Tree is powerful but requires mangle rules and planning. This guide compares both approaches with benchmarks and practical recommendations.

Read more →
OLT & Fiber11 min read

GPON vs EPON: Choosing the Right Fiber Technology for Your ISP in 2026

Picking between GPON and EPON locks in your OLT vendor, ONU supply chain, QoS model, and upgrade path for the next decade. A practical, head-to-head comparison for ISP operators with a buyer’s checklist tailored to South-Asian economics.

Read more →
Network Management12 min read

TR-069 ACS for ISPs: Centralized CPE Management & Auto-Provisioning

Truck rolls are the most expensive thing your support team does. TR-069 (CWMP) lets an ACS reach into every CPE to provision PPPoE, change WiFi SSIDs, push firmware, and pull diagnostics. Deploy GenieACS and tie it to your billing platform.

Read more →
MikroTik13 min read

CGNAT for ISPs: Configuration, Logging & Subscriber Tracking on MikroTik

IPv4 isn’t getting cheaper. Serve hundreds of subscribers behind a single public IP with CGNAT — if you do it right. Configure it on MikroTik, log it responsibly with deterministic NAT, and answer law-enforcement requests without crying.

Read more →
ISP Networking12 min read

IPv6 Deployment for ISPs: MikroTik Configuration & Transition Planning

IPv4 exhaustion is no longer theoretical — it is reality. ISPs that deploy IPv6 now gain a competitive advantage: no more NAT headaches, better performance for modern services, and future-proof infrastructure. This guide covers practical IPv6 deployment on MikroTik for ISPs.

Read more →
ISP Networking11 min read

ISP VLAN Network Design: Segmentation & Traffic Isolation with MikroTik

Running all your ISP traffic on a flat network is a recipe for broadcast storms, security holes, and management chaos. This guide covers VLAN-based network design for ISPs — separating subscriber traffic, management, OLT signalling, and server networks with MikroTik.

Read more →
MikroTik14 min read

MikroTik Firewall for ISPs: Production-Ready Rules & Configuration

A properly configured MikroTik firewall is the difference between a resilient ISP and one that goes down every time a script kiddie runs a port scan. This guide provides production-tested firewall rules covering input protection, forward chain filtering, NAT, and subscriber traffic management.

Read more →
OLT & Fiber10 min read

ONU Troubleshooting Guide: Fixing Signal Loss, Offline & Slow Speed Issues

ONU issues are the #1 support ticket category for fiber ISPs. This practical guide covers diagnosing offline ONUs, weak optical signals, speed problems, and registration failures — with step-by-step troubleshooting procedures for VSOL, Huawei, ZTE, and BDCOM OLTs.

Read more →
MikroTik11 min read

MikroTik API for ISPs: Automate Router Management at Scale

Managing 10+ MikroTik routers manually via Winbox is slow and error-prone. The RouterOS API lets you automate everything — from creating PPP profiles and queues to pushing firewall rules and reading active sessions. This guide covers API basics, authentication, and real automation examples.

Read more →
Security13 min read

ISP Network Security: DDoS Protection, Firewall Rules & Best Practices

ISP networks are prime targets for DDoS attacks, port scanning, and brute force attempts. This guide covers layered security — from MikroTik firewall hardening and connection rate limiting to CGNAT security and proactive threat monitoring.

Read more →
Monitoring12 min read

ISP Network Monitoring: SNMP, Ping & Real-Time Alerts Setup Guide

Network outages cost ISPs subscribers and revenue. This guide covers setting up proactive monitoring with SNMP for bandwidth and device health, ping-based uptime checks, alert thresholds, and how ISPbills provides built-in NOC-grade monitoring without third-party tools.

Read more →
Hotspot11 min read

MikroTik Hotspot with RADIUS Billing: Complete ISP Monetisation Guide

Hotspot networks are a growing revenue stream for ISPs — from public WiFi zones to hotel and cafe partnerships. This guide covers MikroTik Hotspot setup, RADIUS integration, voucher generation, captive portal customisation, and how to automate billing with ISPbills.

Read more →
OLT & Fiber12 min read

OLT & ONU Management for ISPs: GPON Provisioning & Monitoring

Managing hundreds of ONUs across multiple OLTs is one of the biggest operational challenges for fiber ISPs. This guide covers OLT configuration, ONU auto-discovery, optical signal monitoring, and how to automate the entire GPON lifecycle.

Read more →
RADIUS13 min read

FreeRADIUS + MikroTik for ISPs: Authentication & Accounting Setup

Running an ISP without RADIUS is like running a hotel without a guest register. This guide covers FreeRADIUS installation, MikroTik NAS configuration, Mikrotik-Rate-Limit attributes, CoA disconnect, and how ISPbills automates the entire RADIUS lifecycle.

Read more →
PPPoE14 min read

PPPoE Server Setup on MikroTik: Complete ISP Deployment Guide

PPPoE is the backbone of most ISP subscriber connections. This guide walks you through setting up a production-ready PPPoE server on MikroTik — from IP pool planning and PPP profiles to RADIUS authentication and troubleshooting dead sessions.

Read more →
Network Management12 min read

MikroTik Queue Tree & QoS Guide for ISPs: Bandwidth Management Done Right

Master MikroTik Queue Tree with HTB hierarchies, mangle traffic marking, PCQ fair queuing, CAKE anti-bufferbloat, and RADIUS integration — with real CLI examples for ISP operators.

Read more →
Product Update8 min read

ISPbills Adds Africa Support: M-Pesa STK Push & TextSMS Integration

ISPbills now supports M-Pesa (Safaricom Daraja STK Push) as a payment gateway and TextSMS as an SMS provider, bringing first-class Africa-region billing support for ISPs in Kenya and East Africa.

Read more →
Product Update10 min read

ISPbills Launches NOC Panel, Ready Terminal & Managed Switch Monitoring

Three powerful new features: a dedicated NOC workspace with 17 granular permissions and financial isolation, browser-based SSH/Telnet terminal for direct device access, and managed switch monitoring supporting 10 brands with SNMP/SSH/Telnet.

Read more →
Product Update12 min read

ISPbills Expands Integrations: 20+ Payment Gateways, 20+ SMS Providers & 12+ OLT Vendors

ISPbills now supports 20+ payment gateways across 5 countries, 20+ SMS providers from Bangladesh to Pakistan, and 12+ OLT vendors with real SNMP discovery — the widest integration coverage for South Asian ISPs.

Read more →
Payments10 min read

ISP Payment Gateway Integration Guide: bKash, Nagad & SSL Commerz

A complete guide to integrating online payment gateways for ISPs — covering bKash, Nagad, SSL Commerz, fee structures, security best practices, and how ISPbills automates the entire collection flow.

Read more →
Business Strategy10 min read

7 Proven Strategies to Reduce ISP Subscriber Churn

Discover seven data-driven strategies that help ISPs reduce subscriber churn — from proactive network monitoring and flexible billing to self-service portals and loyalty programs.

Read more →
Fiber Networks11 min read

FTTH & GPON Deployment Guide for ISPs: From Planning to Provisioning

Everything ISP operators need to know about deploying FTTH with GPON technology — OLT/ONU architecture, fiber planning, splitter ratios, provisioning workflows, and how ISPbills manages it all.

Read more →
Finance9 min read

ISP Accounting Automation: Double-Entry Bookkeeping Made Simple

Learn how double-entry accounting works for ISPs — common journal entries, accounts receivable/payable workflows, financial reporting, and how ISPbills automates your entire ledger.

Read more →
Hotspot10 min read

Hotspot & WiFi Zone Setup Guide for ISPs: Monetise Public Access

A practical guide to setting up MikroTik-based hotspot WiFi zones — authentication flows, hardware selection, captive portal configuration, monetisation models, and ISPbills integration.

Read more →
Automation9 min read

How to Automate ISP Billing: A Step-by-Step Guide

A practical step-by-step guide to automating your ISP billing workflow — from invoice generation and payment collection to MikroTik suspension and reconnection.

Read more →
Business Strategy7 min read

ISP CRM vs ERP: Which Does Your ISP Business Need?

Should your ISP use a CRM, an ERP, or an ISP-specific platform? We break down what each covers and why purpose-built ISP software beats generic ERP every time.

Read more →
Bangladesh10 min read

Best ISP Billing Software in Bangladesh (2026 Guide)

A complete guide to choosing the best ISP billing software in Bangladesh — covering MikroTik integration, bKash/Nagad payment support, OLT management, and local pricing.

Read more →
Industry Tips8 min read

How to Choose ISP Billing Software for Small ISPs

A practical guide for small ISP operators on choosing the right billing software — must-have features, common mistakes to avoid, and what to look for when scaling.

Read more →
Network Management9 min read

NetFlow Traffic Analysis for ISPs: Monitor, Analyse & Optimise Your Network

Learn how NetFlow gives ISPs deep visibility into bandwidth usage, top talkers, DDoS anomalies, and subscriber traffic patterns — and how to integrate it with your NOC and billing platform.

Read more →
Startups5 min read

Empowering Growth: Free ISP Billing Software for up to 99 Users

Starting an ISP is capital-intensive. ISPbills now offers its full enterprise-grade billing suite — MikroTik integration, automation, and the complete Pro feature set — completely free for operators managing 99 subscribers or fewer.

Read more →
Security9 min read

MikroTik Security Essentials: Advanced Tips & Tricks for ISP Operators

In an era of increasing DDoS and brute-force attacks, a default MikroTik config is a liability. We dive into the specific firewall rules, service hardening, and secure CGNAT techniques every ISP operator needs.

Read more →
Product6 min read

Introducing the ISPbills Public Status Page: Build Trust Through Transparency

Downtime happens, but silence is what loses customers. Our new Status Page feature allows you to provide real-time network health updates automatically — linked directly to your NOC alerts.

Read more →
Networking8 min read

What is a RADIUS Server? A Complete Guide for ISP Operators

Learn how RADIUS servers handle authentication, authorization, and accounting (AAA) for ISPs — and how ISPbills integrates FreeRADIUS for seamless subscriber management.

Read more →
Comparison10 min read

ISPbills vs. Leading ISP Solutions: Splynx, Maxim, ISP Digital & More

See how ISPbills stacks up against Splynx, Maxim, ISP Digital, UISP, and Visp.net across billing, NOC monitoring, OLT management, and 50+ feature modules.

Read more →
Automation7 min read

How Automation Improves ISP Efficiency: Billing, NOC & Beyond

Discover how ISP automation — from auto-invoicing to network monitoring alerts — cuts costs, reduces errors, and accelerates growth for Internet Service Providers.

Read more →
Customer Service6 min read

How a Self-Service Customer Portal Reduces Support Tickets by 40%

Discover how ISPbills’ customer portal empowers subscribers to pay bills, check connection status, and raise tickets — slashing your support workload.

Read more →
Customer Service7 min read

Best Practices for ISP Customer Support & Ticketing

Learn how structured ticketing, SLA management, multi-channel support, and self-service portals help ISPs deliver exceptional customer experiences.

Read more →
Technology9 min read

Future of ISP Technology: OLT, VPN & Cloud Trends

Explore emerging ISP technology trends — from GPON/FTTH fiber networks and VPN services to cloud-based management and AI-powered NOC monitoring.

Read more →
Network Management7 min read

Simplified Network Management for ISPs: NOC Monitoring, OLT & MikroTik in One Dashboard

Learn how ISPbills unifies NOC monitoring, MikroTik router management, OLT fiber control, and real-time alerting into a single pane of glass for ISP operators.

Read more →
Industry Tips8 min read

Thinking About Changing Your ISP Billing Software? Keep These Tips in Mind

Migrating ISP software is a big decision. Here’s a practical checklist covering data migration, subscriber downtime, feature parity, and what to look for in a modern platform.

Read more →

Ready to Transform Your ISP Business?

Join hundreds of ISPs across Bangladesh and South Asia who trust ISPbills to manage their operations. Start your free trial today — no credit card required.

Online DemoStart Free Trial