Configuring Cisco IOS-XE IP Directed Broadcast for Microsoft SCCM Wake on LAN
Microsoft SCCM is deployed generally in a centralised manner – in the datacentre and with some downstream…
Cisco
Setting up a Cisco IOS-XE Web UI Lab: CVE-2023-20198 and CVE-2023-20273
As reported by Cisco back in mid-October 2023. Two vulnerabilities exist in IOS-XE that allow an unauthenticated…
Configuring STP interoperability between Dell and Cisco Switches
Consider the following network diagram: – Dell OS10 Cores in VLT mode. – Cisco Switches running IOS-V…
UCCX 12.5.(1)SU3 Upgrade – Switch Version ERROR: Acquiring lock failed
Last weekend I completed a Cisco UCCX 12.5(1)SU1 to SU3 in place ugprade. The reason for doing…
Configuring Cisco Unity Connection OAuth2 for Office 365 Integration
Microsoft have recently deprecated basic authentication in Exchange Online (Office 365) and in doing so require all…
A Tale of SIP, RTP and the One Way Audio Issue
I’d tell you a UDP joke, but you might not get it! Nothing is more apt with…
How To Stack a Cisco 3850/9300 Catalyst Switch
OK long time no post. That’s my bad. I have been busy rolling out Cisco Catalyst switching…
Troubleshooting SIP/2.0 488 Not Acceptable Media
Last week I had an interesting issue with one of our SIP Voice circuits. Calls to a…
Create A Custom Call Variable Layout for UCCX Finesse Desktop
Continuing on with yet more Voice, I recently cutover to a new UCCX 12.5 cluster. As part…
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