Networking
Subnetting, VLANs, PoE budgets, Wi-Fi planning, cabling, routing, DNS, DHCP, and troubleshooting.
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Blue Orbit TechHub is built for installers, IT teams, and learners who need clear answers, useful tools, and trusted download references without wasting time hunting across dozens of vendor sites.
The site is organized around the systems most teams install, maintain, and support. Each topic connects articles, small utilities, templates, and official resource links.
Subnetting, VLANs, PoE budgets, Wi-Fi planning, cabling, routing, DNS, DHCP, and troubleshooting.
Storage planning, camera coverage, NVR setup, bitrates, remote viewing, audit forms, and maintenance.
Backup readiness, RAID planning, Active Directory basics, virtualization, maintenance, storage choices, and uptime planning.
Small business security checklists, password and access hygiene, incident response, backup readiness, and safer remote support habits.
A practical walkthrough on bitrate, camera count, retention period, motion versus continuous recording, and the common mistakes that create storage complaints later.
Read articleA practical comparison of analog and IP CCTV, where each works well, and what to check before choosing cameras, recorder type, cabling, and long-term support.
Read articleField-tested placement checks for entrances, counters, corridors, parking areas, lighting, blind spots, camera height, and handover documentation.
Read articleA field-friendly guide to IP planning, usable hosts, gateway choices, DHCP ranges, and when to separate CCTV, staff, and guest traffic.
Read articleWhat PON, GPON, EPON and ONU mean, why port selection matters, and how to choose an FTTH router for home, office, voice and wired-device use.
Read articleThe exact checks to finish before handover so restore testing, power protection, and backup rotation are not left vague.
Read articleA simple guide to choosing online UPS, offline UPS or inverter backup for computers, printers, CCTV, network racks and general office appliances.
Read articleA plain-language guide to RAID 1, RAID 5, RAID 6, RAID 10, rebuild risk, usable capacity, and why RAID is not a replacement for backup.
Read articleWhen centralized logins, shared permissions, group policy, and access removal become worth it for small teams that have outgrown local PC accounts.
Read articleA practical introduction to hypervisors, virtual machines, host sizing, snapshots, recovery planning, and handover documentation.
Read articleA practical baseline covering default passwords, access review, patching, CCTV and guest network separation, backup testing, and incident contacts.
Read articleClear habits for shared logins, vendor access, account removal, two-factor authentication, and handover records after CCTV or network work.
Read articleA calm first-hour sequence for containment, evidence, passwords, backup checks, affected devices, and who to contact when something looks wrong.
Read articleA practical cost guide covering camera count, recorder type, storage, cable routes, installation complexity, and after-sales support expectations.
Read articleA field checklist for internet, P2P status, gateway, time settings, app credentials, and router-side issues that break remote viewing.
Read articleQuestions that reveal whether an installer is planning properly, sizing storage honestly, and offering support that will still matter after handover.
Read articleA practical guide to private IP ranges, common subnet use, CCTV segmentation, and when small sites should keep things simple.
Read articlePractical field tips for route planning, labeling, bend care, testing, patching, and keeping future maintenance easier.
Read articleA beginner-friendly explanation of Cat5e, Cat6, patch panels, color codes, T568A/B, and why consistency matters more than memorizing every rule.
Read articleStart here when you need a practical checklist, calculator, download link, or article before preparing a quote, visiting a site, or solving a support issue.
Plain-language articles for CCTV, networking, servers, cybersecurity, backup planning, and common support problems.
Browse articlesQuick tools for subnetting, CCTV storage, UPS and inverter load planning, PoE budgets, rack size, Wi-Fi, and projector placement.
Open toolsDownload-ready forms for surveys, maintenance, rack documentation, server checks, and client handover records.
View templatesThese utilities are intentionally lightweight. They are made for quick use in the office, during training, or while preparing a job.
Estimate subnet mask, wildcard mask, host count, network address, broadcast address, and usable host range.
CIDR is the number written after a slash in an IP network, such as /24. A good subnet tool should show more than host count: mask, wildcard, network ID, first usable IP, last usable IP, and broadcast address are all useful during field work.
Estimate storage requirement from cameras, bitrate, and retention.
Mbps is not megapixel. Megapixel means picture resolution, such as 2MP, 4MP, or 8MP. Mbps means how much video data each camera records every second. Higher megapixels often need higher Mbps, but compression, frame rate, night vision, motion, and scene complexity decide the final bitrate.
Choose the backup type first, then build the load from suitable equipment and estimate VA size, battery amp-hours, and expected runtime.
Check whether your switch power budget is enough for all connected devices.
Estimate rack load in watts and amps before choosing circuits or UPS backup.
Estimate rack height from equipment count, patching, airflow space, and future growth.
Roughly estimate how many access points a site may need from area and concurrent users.
Roughly estimate inverter VA size from total watts and expected power factor.
Roughly estimate the horizontal view width from distance and lens size.
Plan projector position from screen size and throw ratio, or estimate screen size from available distance.
Throw ratio means distance divided by image width. For example, a 1.5 throw ratio means a projector placed 3 m away creates an image about 2 m wide. Always confirm with the projector model's official manual before final installation.
These short explanations help customers, junior technicians, and office teams understand the words commonly used during CCTV, Wi-Fi, server, and network discussions.
Cable quality matters. A cheap cable can work on day one and still cause recurring complaints later through packet loss, camera dropouts, poor PoE stability, or low speed.
Good IP planning prevents conflicts, messy CCTV networks, weak guest Wi-Fi separation, and confusing handovers after installation.
Find client software, search tools, firmware pages, manuals, and support links from official vendor sources, with short notes to help you choose the right page faster.
KVMS, player software, firmware, compatibility lists, and calculators for mixed old and new systems.
iVMS tools, SADP, playback utilities, firmware access, and planning resources installers use daily.
Smart PSS, config tools, older recorder support notes, and remote-viewing guidance.
Controller software, Wi-Fi planning, switch tools, firmware, and small-business network support pages.
Recorder utilities, mobile-app support, firmware references, and model-specific support pages.
Client software, configuration tools, recorder support, playback utilities, and update references.
Software links, app references, recorder notes, and support shortcuts for common installations.
CCTV software, attendance tools, manuals, firmware references, and official support links.
Use these tutorials when you are planning CCTV work, checking network basics, solving remote-viewing problems, or preparing backup and cabling documentation.
What changes the price between a simple home install and a business-grade installation with storage, network work, and support.
Read articleUse this checklist to understand response time, preventive visits, remote support, spare coverage, and who owns the records.
Read articleA practical check sequence for camera power, recording schedules, stream settings, storage health, and network-side causes.
Read articleWhat usually breaks after a router or ISP change, and how to re-check platform access, DNS, gateway, and app login flow.
Read articlePrivate ranges, common subnet choices, and when to keep CCTV, office, and guest devices separated.
Read articleHow to route, label, terminate, test, and document cables without creating a maintenance headache later.
Read articleWhen VLANs actually help, when they are overkill, and how to separate CCTV, office, and guest traffic sensibly.
Read articleDownload practical forms and checklists for site surveys, maintenance visits, rack documentation, CCTV planning, and handover work.
OrionDx is Blue Orbit's software work area for practical business applications, service workflows, reporting, and IT operations. Use this section to contact us for software support, customization, deployment, or web-based business tools.
Use this form for CCTV, networking, online UPS, inverter, IT support, AMC, templates, or software-related enquiries. If the form does not respond, you can also contact us directly by email or WhatsApp.
Direct enquiry
Send a short note now. For faster quotation, include the location, approximate camera count or device count, and whether it is a new installation or service work.
Blue Orbit TechHub is maintained by Blue Orbit Technologies to share practical calculators, checklists, and troubleshooting notes for CCTV, networking, UPS, inverter, server, and IT support work.