SOLVED: Install OS from Bootable USB Drive on Dell T130

One of our senior network engineers recently came across a basic Windows 2016 installation issue on a Dell T130. When searching for a solution, he turned to the helpful article below: https://www.lmeservices.com/bootable-usb-drive-dell-poweredge-t430/  T130 Problem: Unlike our technician who was installing on a T130, the source couldn’t install Windows Server 2016 OS onto a PowerEdge T430 […]

HOWTO: Restore Previous Versions File or Folder

Restore Previous Versions File Previous Versions are sometimes called ShadowCopies. This function must first be enabled on the file server on which your folders are kept. By default, ShadowCopies makes snapshots daily at 7:00 AM and Noon, but this can be altered. The number of copies that are available depends on how much space is […]

Troubleshooting Active Directory Account Lockouts

A how-to on diagnosing the cause of a (user’s) Active Directory account repeatedly locking out. Download the Account Lockout Status tools from Microsoft Below is the Active Directory Solution: https://www.microsoft.com/en-us/download/confirmation.aspx?id=15201 Run the .msi to extract the files then run the LockoutStatus.exe tool (note, run on a domain controller for best performance)

HOWTO: Enable Call Control for Sennheiser headset

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We have had trouble getting the Sennheiser OfficeRunner to do Call Control for 3CX from the headset. Call Control for 3CX Setup 3CX version 12, 14, 15 Yealink T46G with EHS36 Sennheiser OfficeRunner (DW) 3CXPhone We tried the very complicated updates to the T46G and EHS36 without success. The following procedure allows answering the phone […]

Chrome, IE, FF slow Performance with Video

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Problem: I recently had a computer that would hang for long periods whenever it encountered a video file, generally Shockwave. The behavior was cross-browser effecting Internet Explorer, Chrome, and FireFox. As a result, I tried fiddling with various settings in all three tools with no results. Finally I simply uninstalled Adobe Shockwave and went to […]

mod_evasive doesn’t work with current Apache

Starting with Apache 2.4.1, mod_evasive stores the violation counts PER CHILD. Attackers don’t hit the same child enough times in the time interval to trip the system. This article describes why mod_evasive is no longer useful in modern apache implementations.

Configuring SNMPv3 in SonicOS

Article Applies To: Gen6 SM E10000 series: NSA E10800, NSA E10400, NSA E10200, NSA E10100 Gen6 SM 9000 series: NSA 9600, NSA 9400, NSA 9200 Gen6 NSA Series: NSA 6600, NSA 5600, NSA 4600, NSA 3600, NSA 2600 Gen5 NSA E-Class series: NSA E8510, E8500, NSA E7500, NSA E6500, NSA E5500 Gen5 NSA series: NSA 5000, NSA 4500, […]

Configuring Active Directory/LDAP over TLS on SonicOS

Article Applies To: Active Directory Firmware/Software Version: Sonic OS Enhanced Services: LDAP over TLS Feature: This article explains how to integrating SonicWALL appliance with an LDAP directory service using SSL . This requires configuring your LDAP server for certificate management, installing the correct certificate on your SonicWALL appliance, and configuring the SonicWALL appliance to use the information from the LDAP […]

HOWTO: Update WP Plugins without File Transfer Protocal

In the interest of security we moved many of our websites to a new server and found that plugins suddenly refused to update without File Transfer Protocal credentials. This was obviously fine when wanted to do the updates and knew the FTP credentials but presented a problem because we like to encourage our clients to perform […]

The Effect of Solid State Disks on Processor Usage

I am now encountering servers and client computers that have solid state disks (SSDs). My experience is showing that this sometimes causes improper analysis of performance measures through Performance Monitor (perfmon.exe) and Resource Monitor (accessible through the Resource Monitor button on the Performance table of Task Manager). In the past, poor interactive response time of […]

PRTG – Exception from HRESULT: 0x8024402

PRTG Keywords Paessler PRTG System Monitoring Sensor Windows Update powershell Problem/Error Message Exception from HRESULT: 0x8024402C Cause This PRTG error occurs if the monitored server has a bad DNS address you will receive this error. This is typically a local Windows Active Directory domain. Resolution Ensure that all DNS addresses used on the monitored server […]

HOWTO: Upgrade firmware on Sennheiser OfficeRunner

Sennheiser OfficeRunner     It can sometimes be difficult to figure out how to update your firmware when working with a Sennheiser OfficeRunner headset but it’s really quite simple once you know the steps. Plugin the headset base to your computer using a USB cable Download and install the Sennheiser HeadSetup software. Right-click the new […]