Year: 2021

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Official Synology Data Recovery Methods

If your DiskStation fails unexpectedly, you may need to recover the data stored on its hard drives. With just an Ubuntu Live CD and a computer, you can easily recover the data stored on the DiskStation hard drives. Please refer to the following steps. Prepare a computer with enough hard drive slots to install the hard drives removed from the DiskStation. Remove the hard drives from the DiskStation, then connect them to the computer. For RAID or SHR configurations, you

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Synology NAS ABB Bare-Metal Backup and Recovery Lab Manual

This manual is mainly about how to create a boot disk. First, you need to install the ABB application, which requires an internet connection. If there is no internet access, find another machine that can reach the official website to download the installation package for this device, and then upload it. When installing the software, you need to create a storage space; simply follow the NAS wizard. ABB needs to be activated after it is installed for the first time.

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How to Troubleshoot Wi-Fi Issues Using Debug Metrics

Foreword This article explains how to understand the Debugging Metrics information on the AC controller’s Statistics page, and how to use that information to troubleshoot and resolve common Wi-Fi faults.   Introduction   In controller version 5.6.x, we added a new page, Debugging Metrics, to the Statistics panel. This new page is designed to make it easier for wireless administrators to pinpoint faults and resolve common Wi-Fi performance issues. To use the Debugging Metrics feature, you need v.5.6.x or a

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Lessons Learned from Server Room Network Cabling

1. Where possible, use the same contractor for server room fit-out and cabling. Using separate contractors can make it difficult to coordinate cleaning, design, and construction. An integrated service helps streamline cabling work. 2. Select a contractor with proven experience in server room fit-outs. Visit their project sites to assess their technical capabilities and delivery capacity, as many companies claim to have fitted out Internet Data Center (IDC) facilities. 3. Before starting the fit-out, invite consultants to inspect the site

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How to Evaluate the Quality of a Video Surveillance System

1. Scalability.A distributed architecture and modular design should be adopted to support system expansion, additional functionality, and supporting software upgrades. Users should be able to expand or scale down the system as needed, ensuring sufficient flexibility. 2. Ease of System Upgrades and Maintenance.Given the scale of the system, system software and core equipment should support automated upgrades and maintenance. In addition, a citywide networked surveillance and alarm system comprises multiple complex subsystems, including networks, storage, operating systems, platform software, and

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Structured Cabling System Design Considerations

2. Determine the Locations of Low-Voltage Risers and Distribution Rooms In most cases, the design institute, consulting firm, or client will have already specified the physical locations of the low-voltage risers and distribution rooms. In this case, check whether each distribution room meets the requirements of applicable cabling design standards, such as GB50311, Code for Engineering Design of Generic Cabling Systems. If the client has not yet specified the distribution room locations, determine suitable locations based on actual site conditions

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What Are the Main Components of a Residential Structured Cabling System?

A home distribution center (distribution box) is typically installed in each residence. Its location can be adjusted according to the overall plan of the residential community and the entry and exit routes of external cables. Users can select distribution boxes of different specifications and equip them with different functional modules based on the type of home and the household’s needs. A building structured cabling system generally comprises six subsystems, while a residential cabling system typically consists of the following three

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