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Exchange 2016 receiving error message: "Message or connection acked with status Retry and response 441 4.4.1 Error encountered while communicating with primary target IP address: ""Failed to connect. Winsock error code: 10061, Win32 error code: 10061."" Attempted failover to alternate host, but that did not succeed. Either there are no alternate hosts, or delivery failed […]

FlashForge 3D Printers, New Model: Finder

Great printer! The first one I received must have been a defect. The issues I had with the first one were: 1. The screen would shutdown in the middle of a long print. 2. The removable tray keeps popping out. I had to tape the tray in place so it wouldn’t pop-out or move in […]

Can You Use Inkjet Paper in a Laser Printer?

Everyone has done it, but the short answer is NO! especially glossy photo paper. Most inkjet papers have a special coating on them to help the paper absorb the right amount of ink. If the ink is allowed to sink too far into the paper it can “feather” or spread out, making the image look […]

Why Cell Phone Batteries Sometimes Explode

There are some basic precautions you can take to prevent your mobile battery from exploding… Usually, these events are the result of a user doing something unwise. Modern rechargeable lithium-ion batteries are engineered to anticipate and combat thermal runaway—the feedback loop in which a battery can overheat and explode. The occasional incidents you hear about […]


npackd https://npackd.appspot.com msiexec.exe /qb- /i http://bit.ly/npackdcl-1_20_5 cd “C:\Program Files (x86)\NpackdCL” ncl detect ncl search –q JRE

Disable Windows 10 Upgrade

This method seems to work best… Method 1: Disable “Get Windows 10 Upgrade App” using Registry Fix http://www.windowsmechanic.com/remove-get-windows-10-upgrade-icon-taskbar-registry-fix/ Download the fix at https://www.dropbox.com/s/b8hxu53vh4lljof/Disable%20Get%20Windows%20App%20icon.zip?dl=1

Upgrading the IOS on a Cisco Switch

First remove the old IOS delete /force /recursive flash:directory Setup TFTP with Tftpd32 Run command on telnet enable archive tar /xtract tftp:// flash:/c3560-ipbasek9-tar.150-2.SE8 Once completed config terminal boot system flash:c3560-ipbasek9-tar.150-2.SE8/c3560-ipbasek9-tar.150-2.SE8.bin Show boot show boot Save the config and reload wr mem reload To verify the IOS show version To verify the boot show boot Source: […]

Maximum number of ActiveSync Devices

ActiveSync will only allow a default of 10 devices per mailbox. To increase it to 50 devices, use this command in Exchange Management Shell Set-Throttlingpolicy “Identity Name” -EasMaxDevices 50 -EasMaxConcurrency 50 http://www.msexchange.org/kbase/ExchangeServerTips/ExchangeServer2010/Mobility/HowtoincreasethemaximumnumberofActiveSyncDevicesforaUser.html

Cisco Mailguard

Cisco mailguard blocking certain emails from Appriver; Does Not Allow Certain Commands over Telnet Exchange 2010 Error: 451 4.7.0 Timeout waiting for client input Cisco ASA Error: Inspect: esmtp _default_esmtp_map, packet 286302, lock fail 0, drop 130, reset-drop 0, 5-min-pkt-rate 0 pkts/sec, v6-fail-close 0 mask-banner, count 1720 allow-tls, count 143 match cmd line length gt […]

Windows Vista lsass Error

Windows Vista crashes when network card is plugged in. “Windows has encountered a critical error and will restart”… takeown /f c:\windows\system32\ncrypt.dll icacls c:\windows\system32\ncrypt.dll /grant administrators:F copy ncrypt.dll c:\windows\system32\ncrypt.dll