Peeps,   anyone have positive/negative experiences using Azure ADFS SAML for single sign on on CUCM and IM&P, as it doesnt seem to be officially supported. I currently have a customer using ADFS on prem, but they want to move to Azure ADFS.   https:/...

Quick post on what to do when your certificates on cucm are about to expire, and when you have set up your cert monitor, you will get swamped with email alerts. To check what certificates are expiring, go to cucm > OS administration > Security > Cert...

RADIUS and Symantec VIP.   I will use screenshots of ASDM, and at the end I will add the required CLI commands.  the diagram below show a diagram of the steps the FW goes through when using 2FA authentication: As you can see in Fig. 1 the first ste...

 Because you cant be a good network engineer if you do not know how to drive wireshark, i decided to put a post up on how to capture and analyse TLS negotiation.  For this purposes, I used www.cnn.com.  Before you do the capture, its good to do an n...

typically issues arise for 99% from two areas:   -telco outages -network admins changing things and breaking something else (this is why xmas is always quiet, cos fo change freezes).