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Connecting Buildings with Optical Fibre: 6 Steps to Plan a Reliable Link

When an organisation grows beyond a single building, the network has to grow with it. A second office block, a hostel on the other side of a campus, a warehouse down the road or a site office in a remote valley all need a link that is fast, stable and easy to maintain. In many cases, the right answer is an optical fibre link. Here is a practical guide to planning one well.

Why fibre for links between buildings?

Copper Ethernet cable works well inside a building, but it has a limited reach and can be affected by electrical interference and lightning-related surges when run outdoors between structures. Optical fibre carries data as light, so it is not affected by electrical interference, does not conduct electricity between buildings, and can cover much longer distances. It also leaves room to grow: the same fibre can usually carry higher speeds later by upgrading the equipment at each end.

1. Start with what you need today and tomorrow

Before choosing cable or equipment, write down what the link will carry: staff computers, Wi-Fi, CCTV, phones, servers or shared applications. Think a few years ahead too. Pulling cable is often the most disruptive part of the job, so it usually makes sense to install more fibre cores than you need right now, keeping spares for future services or as a backup.

2. Choose the right type of fibre

Single-mode and multimode fibre suit different distances and equipment. Single-mode is the common choice for longer runs and campus or inter-building links, while multimode is often used for shorter runs inside data rooms. The cable construction matters as well. Aerial routes on poles need cable designed for that purpose, such as ADSS (all-dielectric self-supporting) cable, while underground routes need cable and ducting suited to burial. A good design matches the cable to the route, not the other way round.

3. Survey the route carefully

Bhutan’s terrain makes route planning especially important. Steep slopes, rivers, roads, landslide-prone areas and seasonal weather all affect where cable can safely go. A site survey should confirm the path, the pole or duct positions, crossing points and any permissions needed from landowners or authorities. Skipping this step is one of the most common causes of delays and rework.

4. Plan the termination points

Every fibre link needs a tidy, protected place to end. Fibre distribution panels (FODPs) in each building, joint enclosures where cables are spliced, and properly labelled patch cords make the network far easier to troubleshoot. The equipment at each end, such as switches with the correct optical modules, must match the fibre type and distance.

5. Test and document everything

Once installed and spliced, each fibre core should be tested so you know the link performs as designed. Keep the test results, a route map and a labelling scheme. Good documentation saves hours when something needs to be repaired or extended, especially if a different team handles it years later.

6. Think about operation and maintenance

A network is only useful if it stays up. Decide in advance who will monitor the link, how faults will be reported, and how quickly repairs can be made. For critical sites, consider a second path or spare cores so a single cable cut does not take everything offline.

How eDruk can help

eDruk Private Limited has worked on technology in Bhutan since 2004, including optical fibre networks, structured LAN cabling, network equipment installation and network operation and maintenance. Whether you are connecting two buildings, a campus or a remote site, we can help you plan the route, choose suitable equipment and get the link built properly.

Talk to us about your next network project:

• Email: edruk@edruk.com.bt
• Phone: +975 2 332277
• Website: https://www.edruk.com.bt

News

Automatic Sliding Gates and Doors: 6 Things to Plan Before You Automate Your Entrance

An automatic sliding gate or door can make daily life noticeably easier. Vehicles get in and out without someone walking over to push a heavy gate, staff and visitors move through a building more smoothly, and you gain better control over who comes and goes. But automation works best when it is planned properly from the start. Here are the main things to think about before you automate an entrance at your home, office, compound or shop.

1. Start with how the entrance is actually used

Begin with a simple question: who uses this entrance, how often, and when? A family gate that opens a few times a day has very different needs from a busy office compound, a hotel driveway or a shop front with steady foot traffic. Usage affects the type of motor you need, how fast the gate or door should move, and how durable the components must be. It also helps decide who should be able to open it, and how.

2. Check the space, the ground and the gate itself

A sliding gate needs clear space along the wall or fence for the gate to travel into when it opens. The ground along the track should be level and firm, and drainage matters, because water, mud, stones and ice collecting in the track are among the most common causes of trouble. If you plan to automate an existing gate, check that it is straight, sturdy and moves freely by hand first. A motor will not fix a gate that is already sagging or sticking; it will only wear out faster.

3. Plan for power, and for power cuts

Automatic gates and doors need a reliable electrical supply, usually with a dedicated circuit and proper protection against surges. Just as important is deciding what should happen during a power outage. Ask whether the system can include a battery backup, and make sure there is a safe manual release so the gate or door can still be opened by hand when needed. For doors on escape routes, this is not optional.

4. Make safety part of the design

A moving gate or door is heavy, and it must never close on a person, a child, an animal or a vehicle. Good installations use safety sensors such as photocells across the opening, obstacle detection that stops or reverses the movement, and warning lights where vehicles are involved. Sensible opening and closing speeds and clear sight lines also help. Safety features should be tested at handover and checked regularly afterwards.

5. Decide how people will open it

There are several ways to control access, and the right mix depends on your site:

• Remote controls for residents, staff or regular vehicles
• Keypads or access cards for staff and authorised visitors
• Motion sensors for automatic doors in shops and buildings
• An intercom or phone-based opening for visitors
• Integration with a wider security or management system

Think about what happens when a remote is lost or a staff member leaves. It should be easy to remove their access without replacing the whole system.

6. Think ahead about maintenance

Like any machine, an automatic gate or door needs care to stay reliable: cleaning the track, checking rollers and hinges, testing sensors and looking after the motor and control unit. Before you install, ask who will maintain the system, how quickly they can respond if something stops working, and whether spare parts are easy to get. A system that is well maintained will serve you far longer than one that is installed and forgotten.

Automation built in Bhutan

At eDruk, our work includes IoT and automation projects where hardware, sensors and software work together, such as automatic sliding gates, automatic doors and the DrukBees Cube automated parcel pickup point. Since 2004 we have been building technology in Bhutan, for Bhutan, and we understand the local conditions these systems have to work in.

If you are thinking about automating an entrance or another everyday process in your organisation, tell us what you have in mind and we will help you plan a solution that fits your site and your needs.

Contact eDruk
Email: edruk@edruk.com.bt
Phone: +975 2 332277
Website: https://www.edruk.com.bt

News

Data Backup for Bhutanese Businesses: A Practical Guide to Protecting Your Files

Most organisations only think about backups after something goes wrong: a laptop is stolen, a hard drive fails, a file is overwritten, or ransomware locks a shared folder. By then it is too late to start. The good news is that a dependable backup routine does not need to be complicated or expensive. It needs to be planned, automated and tested. Here is a practical guide for offices, schools and businesses in Bhutan.

1. Know what you actually need to protect

Start with a simple list. Which data would stop your work if it disappeared tomorrow? For most organisations this includes accounting and payroll files, customer and student records, contracts and tender documents, email, shared project folders and the databases behind your website or business applications. Note where each one lives today: on a single desktop, a shared drive, a server, or a cloud service.

2. Follow the 3-2-1 rule

A widely used guideline is to keep three copies of important data, on two different types of storage, with one copy kept off-site. In practice that could mean the original files on your server, a second copy on a network storage device (NAS) in the office, and a third copy in the cloud or on an encrypted drive stored at another location. If fire, flood or theft affects one building, you still have a copy elsewhere.

3. Automate it

Backups that depend on someone remembering to copy files to a USB drive will eventually be missed. Schedule backups to run automatically, ideally outside office hours, and make sure someone receives a notification when a job fails. Decide how often each type of data needs to be backed up: a busy accounts database may need daily or more frequent copies, while archived documents may only need weekly copies.

4. Keep versions, not just copies

If a file is corrupted or encrypted by ransomware, a backup that simply mirrors the latest version may copy the damage too. Choose a backup approach that keeps older versions for a set period, so you can restore a file as it was yesterday, last week or last month. Where possible, keep at least one copy that cannot be changed or deleted from the everyday office network.

5. Protect the backups themselves

Backups contain your most sensitive information, so treat them with the same care as the originals. Encrypt off-site and cloud copies, use strong unique passwords for backup accounts, turn on two-factor authentication where available, and limit who can delete backup data. Physical drives should be labelled clearly and stored securely.

6. Test your restores

A backup is only useful if you can restore from it. Every few months, pick a few files or a full system and try restoring them to a test location. Time how long it takes. This shows whether your backups are complete and helps your team know exactly what to do in a real emergency.

7. Write a simple recovery plan

Keep a short document that answers: who is responsible for backups, where each copy is stored, how to restore key systems, and who to call for help. Store a printed copy somewhere safe, because during an outage you may not be able to open files on the network.

8. Do not forget power and connectivity

Sudden power cuts can corrupt data and interrupt backup jobs. A suitable UPS for servers and network storage, along with reliable network connectivity for off-site backups, makes your whole routine more dependable.

How eDruk can help

eDruk Private Limited has supported organisations in Bhutan with software, networking and technical consultation since 2004. We can help you review where your data lives, plan a backup and recovery setup that fits your organisation, and put the right network and storage infrastructure in place.

To discuss your backup and data protection needs, email edruk@edruk.com.bt, call +975 2 332277, or visit www.edruk.com.bt.