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Tools

Free tools built from years of UC and AV consulting work, plus a few that help with the web side. Start with a brief if you want to talk to me, or jump straight into a calculator below.

⚠ Disclaimer All tools on this site are provided as-is, for educational and planning purposes only. Results are estimates derived from industry-standard formulas, vendor data sheets, and the inputs you supply — always validate against current manufacturer specifications, site conditions, applicable codes (NEC / AS/NZS / IEC), and qualified professional advice before making procurement, installation, or design decisions. The Tech Space makes no warranty, express or implied, and accepts no liability for any loss, damage, cost, or outcome arising from use of these tools.
AV design

AV Rack Power & Heat

Size HVAC, breakers, UPS, and rack space from an 80-device preset library. AU/US/EU voltages.

Size a rack →
📺 AV design

Display Size Calculator

AVIXA DISCAS optimal screen sizing for collaboration and viewing tasks.

Open calculator →
🔊 AV design

Room Acoustics Calculator

Estimate reverberation time and speech intelligibility (STI) from room dimensions and finishes.

Open calculator →
🎥 AV design

Cisco Codec & Room System Selector

Pick the right Cisco device by platform, room size, displays, tracking, and tier. Top pick + alternatives + side-by-side comparison + BOM.

Open the selector →
🔩 AV design

Wall Reinforcement Calculator

Backing material spec for display, codec, and camera wall mounts — matched to weight and standard.

Open calculator →
🦈 Network

Wireshark Filter Generator

Find devices by MAC or IP, trace Dante / SIP / RTP / mDNS, debug multicast. Bundled IEEE OUI lookup + subnet calculator.

Open the tool →
📘 Network

Wireshark Capture Playbooks

Reference procedures for capturing DNS, SIP/RTP, Dante, mDNS, IGMP, DHCP, and LLDP/PoE traffic.

Browse playbooks →
🔥 Infrastructure

Palo Alto Filter Generator

PAN-OS log filters (Traffic / Threat / URL / WildFire / System), CLI session lookups, and packet-capture command sequences.

Build a filter →
📋 Infrastructure

CLI Cheat Sheet

Parametric reference for Red Hat Linux (dnf/systemd/SELinux), TMUX (sessions/panes/copy mode), and TMUX on Blink iOS. Fill variables → copy commands.

Open the cheat sheet →
🌐 Infrastructure

Men & Mice Bulk DNS Builder

CSV / TSV builder for Micetro web UI bulk DNS import. Add / Modify / Remove records with per-type data hints and validation.

Build a bulk import →
🪟 Infrastructure

PowerShell DHCP Generator

Windows DHCP cmdlets for query, reservations, bulk imports, scope management, options (66 / 67 / 150 / 43), diagnostics. Variables auto-substitute.

Build DHCP commands →
📞 VoIP & UC

SIP Trace Analyser

Paste a SIP message — get headers, SDP, auth, URIs, Via chain decoded with RFC references. Handles CUCM / Asterisk / FreeSWITCH trace wrappers.

Analyse a SIP message →
🧮 Network

Subnet Calculator

CIDR analyse · IP-in-subnet check · equal split · VLSM allocator · supernet aggregate · range → CIDR list · mask/wildcard convert · IPv6 basics.

Calculate subnets →
☎️ VoIP & UC

Teams Phone Regex Builder

Build & test MS Teams Direct Routing normalization rules. ACMA-compliant AU recipes (mobile · 13 · 1300 · 1800 · 1900 · geographic · 0011), live regex tester with E.164 translation, bulk validator, regex explainer.

Build a normalization rule →
🔌 Infrastructure

AU Conduit Capacity Calculator

AS/NZS 3000 fill calculation + AS/NZS 2053 conduit type selector. Pick conduit type (rigid PVC, corrugated, steel) + size 16–150 mm, add cables, get fill % with bend de-rate + verdict. Reverse calc + cable OD reference for Cat 5e/6/6A, TPS, fibre, HDBaseT.

Calculate conduit fill →
📅 Infrastructure

Exchange Room Mailbox PowerShell Generator

55+ EXO cmdlets for room mailboxes. Calendar booking policy, delegates & calendar editors, Set-Place for Room Finder, room lists, workspace mailboxes, bulk CSV patterns. Each cmdlet explained with WHY + gotchas.

Generate Exchange cmdlets →
🛠️ VoIP & UC

AudioCodes Message Manipulation

Build & interpret AudioCodes SBC message manipulation rules. Form-driven rule builder, paste-and-explain interpreter, 18 recipes (Teams DR, ITSP, PAI, Privacy, SDP, Diversion), full searchable Ver. 7.4 syntax reference + Pre-Parsing + Call Setup Rules + HTTP.

Build a manipulation rule →
Cloud & data

CloudWatch Logs Builder

Form-driven Insights queries for VPC Flow Logs, CloudTrail, and Lambda. CIDR-to-regex + AWS console deeplink.

Build a query →
🗃 Cloud & data

SQLite Query Builder

SELECT, JOIN, GROUP BY, CREATE TABLE, UPSERT, PRAGMA, EXPLAIN. 12 presets with safe value quoting.

Build SQL →
💰 Strategy

True Cost Calculator

Real cost of engagement options — offshore vs onshore vs hire vs augment. Tunable assumptions.

Open calculator →
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