Troubleshooting with MTR procedures (Windows)

To troubleshoot network problems, you may want to complete a MyTraceRoute (MTR) report since firewalls may compromise results. The procedure is simple. Follow these steps: Generate an MTR report with Windows Download a winMTR program, such as http://sourceforge.net/projects/winmtr/ Once installation is complete, open the application. It is not necessary to install it since opening the […]

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Verifying PTR (reverse DNS) records

A reverse DNS (configured as a PTR record) is the association of a domain name with a given IP address. The standards of reverse DNS/PTR mechanism are described in the following RFCs: RFC1033 and RFC1912 Section 2.1 The best practices for servers is to have a PTR associate with each IP addresse used to send emails. The domain provided […]

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Understanding Mirroring and Backup Disaster Recovery strategies

Internap facilitates and encourages customers to select the appropriate backup solution for their needs. Several complimentary technologies are available such as local mirroring and Idera/R1Soft. Here are three forms of redundancy: 1) Hardware redundancy (e.g. RAID) Hardware redundancy, such as RAID is an efficient and economical configuration and is useful when a hard drive fails or […]

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Selecting appropriate RAID

Redundant Array of Independent Disks (RAID) is useful in the case of damaged or failed hard disks. Though there are many different types of RAID, it is typically used to ‘mirror’ hard drives. If one hard drive fails, the server will automatically switch to the remaining drive, until the failed hard disk can be replaced. […]

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