Exchange & TCP/IP Port Range
The below is an interesting result after installing Exchange. The act of installing Exchange will change how TCP/IP operates on the server with respect to ephemeral connections.
This may manifest …
Networking
How To Set NSLookup to Use TCP
One of the great things at Microsoft is the interaction with very smart colleagues. A question was posed regarding DNS. Most admins will know that DNS uses port 53, but …
Windows 10 FlushDNS
One issue when cutting over services or performing datacentre disaster recovery operations consists of three little letters – DNS.
DNS records have a time to live (TTL) and depending on …
Load Balancing WAP In Azure RM
In the previous post Load Balancing Azure AD FS Services we looked at using Azure RM to deploy and load balance AD FS services. This is the follow-up post to …
External RDP Access To Azure RM VM
Depending upon how your organisation has deployed Azure there may or may not be a need to have RDP access to Azure VMs from the Internet. In cases where there …
Azure RM VM Connect Button Greyed Out
The below is a repro of a customer issue where they were unable to RDP to an Azure RM VM from the Internet. Previously this was not something they had …
Load Balancing AD FS Services In Azure RM
As mentioned in this blog's previous posts on deploying AD FS, one option is to deploy all or part of the AD FS solution in Azure. This is very valuable …
New Netstat Options
New? Well some options are not that new really. Others are however!
Sometimes it is the little things in life that can help immensely. Take our venerable friend, netstat! …
Network Monitor Filter Examples
The below is an assortment of Network Monitor (NetMon) filters that I used on a frequent basis. With each of the filters, there is a quick explanation of why they
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