Note to self: In the Meraki console log area when you see 'MAC Address Flapping' (MAC seen on multiple ports) it can be because the device is a phone and the person is walking around the building and so their MAC is being seen on multiple ports, as they roam to...
James McDonald
Poor mans NMAP. Ping a subnet
Run the following snippet under a cmd.exe prompt on Windows. for /l %i in (1,1,254) do @ping -w 100 -n 1 192.168.99.%i | find /i "bytes=" About the command The @ symbol stops ping echoing to the terminal so you only get the output. If you want each command displayed...
Using Powershell to Enable a Workstation to Reply to a Ping Request from Any Remote Address
Get an Administrative Powershell Session and then run the following # Enable Echo Request Get-NetFirewallRule -DisplayName "File and Printer Sharing (Echo Request - ICMPv4-In)" | Enable-NetFirewallRule # Allow ping from any host instead of just localsubnet...
Remove Blue Border from PSA Cams
Settings => Video Analytic => Intelligent Analysis => Intrusion => Enable (toggle to off) => Apply
Hikvision Camera – Parameter Error when trying to save settings from browser
Work-A-round: Install iVMS-4200 and add the cam and edit the settings from the Remote Configuration dialog
Notes on taking a CloneZilla Image and transferring it to Hyper-V
I just have had a Windows 11 virus struck device (SOURCE) HP Elite 800 Mini Desktop G9 512SSD that I wanted to take a full image of, and check that it will boot in Hyper-V. This is the process: Download the latest CloneZilla and copy it to a USB Key using rufus in DD...
RDP clients connecting via RDS Gateway using Entra ID backed Two Factor Authentication don’t have the connecting clients IP Address
https://learn.microsoft.com/en-us/entra/identity/authentication/howto-mfa-nps-extension-rdg When looking at the sign-in logs for RDP clients that use Entra ID for two factor auth the log entries might show the IP address as the IP Address and Port of the RDS Gateway...
Create Self-Signed Certificate With OpenSSL
This is the openssl command line showing how create a self signed cert with multiple hostnames and IP address. Add the cert to your computers certificate rust store so your browser connects without security warnings. openssl req -x509 -newkey rsa:4096 -keyout...
Synology DSM missing generate Self Signed Cert – Work-a-round
Just tried to generate a self-signed SSL cert for my Synology DSM and the option is missing Command to generate a self-signed cert to the Synology DSM On WSL or Linux generate a self-signed cert as follows. openssl req -x509 -newkey rsa:4096 -keyout...
Cisco SFP’s found in my IT Junk Drawer
SFP-10-LR-S x 4
