Cisco ASA – Inbound TCP connection denied from x.x.x.x to x.x.x flags SYN on interface Outside
Problem: After setting up a site to site VPN tunnel on a Cisco ASA firewall, traffic was being...
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Category: Solutions
SQL – Use of WITH CREDENTIAL syntax is not valid for credentials containing a Shared Access Signature
Overview Recently I wanted to create a SQL Backup Maintenance plan that would backup to an Azure...
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Azure: Site-to-Site VPN with a Cisco ASA using ASDM
Overview: In this post we are going to link an Azure Virtual Network to on an premise network via...
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Unable to manually failover a SQL Availability Group
Problem After recently setting up a SQL Availability Group my automatic and manual failovers were...
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SQL Availability Group Setup – The local node is not part of quorum
Problem While trying to setup a couple of SQL Enterprise servers in an Availability Group I kept...
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VMware – Failed to lock the file
Problem: I recently had an issue powering on a VMware guest after a HA problem with one of my...
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Citrix Reciever – Cannot start app. Please contact your helpdesk
Problem: After publishing an application which used a UNC path for the location in Citrix XenApp....
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File Explorer – Windows can’t find \\Server\Share. Check the spelling and try again
Problem: One of my Windows 10 Pro clients recently had a weird issue I could ping servers, RDP to...
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DHCP Failover – Error 20010 The specified option does not exist
Problem: When configuring DHCP failover for one of my scopes the process kept failing with the...
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DHCP Server Autorisation Issue – The specified servers are already present in the Directory Service
After building a Windows 2016 DHCP server I attempted to authorise the server in AD but kept...
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The Group Policy Client service failed the Logon – Access is denied
Problem: When a single user attempted to log onto our Citrix XenApp farm they would receive the...
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DFS – The namespace cannot be queried. The network address is invalid.
Problem: While playing around with DFS on Windows Server 2016 in my lab environment I kept getting...
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