How does vIST clustering mechanism work and what are its advantages ? Introduction Network reliability is now critical, as businesses cannot afford downtime, users do not tolerate downtime, and network administrators face challenges to find maintenance windows to perform disruptive tasks on the network infrastructure. We could keep working before business hours, or after, or […]

Why choose the SPBM Fabric for your multicast deployment ? Introduction Multicast is widely used in enterprise networks. Whether you are a bank and need to deliver financial data from a unique source to all your employees, or a healthcare institution where multicast is used by vital monitoring devices to centralize their data onto monitoring […]

How IS-IS Routing Protocol Prevents Network Loops and Achieves Sub-Second Convergence ? Introduction IS-IS is a link-state, interior gateway protocol that was developed for the International Organization for Standardization (ISO). ISO terminology refers to routers as Intermediate Systems (IS), hence the name Intermediate System-to-Intermediate System (IS-IS). Its efficient handling of network loops and ability to […]

How do I propagate a VLAN using L2VSN within an Extreme Networks SPB Fabric? Introduction Fabric SPB (Shortest Path Bridging) is based on the use of services, known as VSNs (Virtual Services Network). In the case of a VLAN, we refer to it as a L2VSN, and the VLAN will be associated with a service […]