Free ISP tool

Calculators and references for the daily work of an ISP.

Free utilities that run directly in the browser for common network, FTTH, PoE, wireless and RouterOS tasks.

IPv4 subnet calculator

Calculate IPv4 network, mask, broadcast, host range and CIDR information for ISP planning.

Estimate fiber, connector, splice and splitter losses for an FTTH optical budget.

Estimate remote voltage and power loss across Ethernet cable runs.

Estimate free-space path loss, received power and link margin for wireless ISP planning.

Review practical MikroTik examples for NAT, DHCP, DNS, PPPoE, bridge and initial firewall work.

Estimate Fresnel zone clearance for point-to-point wireless links.

Convert radio power values between dBm and milliwatts.

Calculate practical TCP MSS values from MTU for IPv4 and IPv6 troubleshooting.

Evaluation

Qubiq connects customers, billing, network, IPAM, FTTH, support and integrations in one platform.