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License provisioning has always been a bit of a challenge in the CUCM environment. Prior to CUCM v9.0, licensing was managed on a per-cluster basis with each cluster requiring its own license files that were tied to the media access control (MAC) address of the cluster’s publisher. This approach to license management was limiting in the fact that one cluster might have unused licenses while another cluster may be at its limit and sharing between clusters was not possible.

Every second of every day, data is being sent and received. Billions of data packets are processed by your company’s network every day. In fact, you received dozens of packets just to read this article, but the vast majority of us have no idea how this works. People have no clue as to what goes on behind the scenes to ensure data actually gets to the right device.

Discover VMware Cloud Foundation, the key to modern IT infrastructure. Explore features, training courses, and certifications for a seamless transition. Contact Skillsoft Global Knowledge for expert advice

How does earning a Security+ Certification set you apart? CompTIA Security+ is an international, vendor-neutral certification & DoD 8570 compliant. Learn more.

The reasons to virtualize might have begun with saving money, but there are other good reasons to virtualize, such as better resource utilization and the ability to quickly add new virtual machines.

Global Knowledge CEO, Todd Johnstone, and Sr. Marketing Manager, Zane Schweer, spoke with Training Industry about how the modern technical workforce requires more than one delivery format to develop new skills.

Learn how to prepare for and earn the ServiceNow Certified Application Developer Certification.

Your comprehensive and global guide to what’s happening in the IT field.

Healthcare IT training, healthcare IT certification prep and learning services for hospital, pharmaceutical, insurance and medical equipment professionals.

Support your company's virtualization strategy with the latest VMware training. Global Knowledge is a Premiere VMware Authorized Training Partner, and VMware professionals are in high demand. Enroll now in VMware vCloud, VMware Horizon View, and VMware vSphere training courses.