What is Exact Cisco Catalyst 2960-S FlexStack?

Cisco FlexStack stacking for Cisco Catalyst 2960-S Series Switches provides a true stacking solution with all switches in a FlexStack stack acting as a single switching unit. FlexStack provides a unified data plane, and single configuration for a group of stacked Cisco…
Understanding Different Router Numbers

Many of the routing protocols implemented in Cisco’s IOS require a number to follow the command that enables the routing protocol in question. For example: “router eigrp 1,” “router bgp 1” or “router ospf 1”. If you’re new to routing,…
Routing Information Protocol & RIP Configuration

Introduction to Routing Information Protocol (RIP) IP RIP (Routing Information Protocol) comes in two different versions: 1 and 2. Version 1 is a distance vector protocol (RFC 1058) and Version 2 is a hybrid protocol (RFCs 1721 and 1722). Routing Information Protocol Version 1…
Cisco Unified Computing System: UCS Components

Cisco’s Unified Computing System (UCS) provides a solution that integrates the server, network and storage resources that are used within a modern datacenter. It does this through the deployment of equipment that is managed through a single management system (UCS…
How to Configure GLBP?

Gateway Load Balancing Protocol (GLBP) provides redundancy for IP networks, ensuring that user traffic immediately and transparently recovers from first hop router failures, while allowing packet load sharing between a group of redundant routers. GLBP provides load balancing over multiple…
How Private VLANs Work?

It’s simple to explain What Private VLAN is, but Cisco’s implemenation and configuration steps are a bit confusing – with all the “mappings” and “associations” stuff. Here we will talk about Private VLAN and how private VLANs work. Firstly, let’s…
Cisco PIX Firewall Basics

The PIX is a firewall appliance based on a hardened, specially built operating system, PIX OS, minimizing possible OS-specific security holes. The PIX has received ICSA Firewall and IPsec certification as well as Common Criteria EAL4 evaluation status. PIX firewalls…

Cisco ASA firewall licensing used to be pretty simple, but as features were rolled out as licenses, the scheme became quite complex. The matters are further complicated since different appliances and versions change the rules. This document will help you…
Cisco Network Positioning System

Cisco’s NPS: The Cisco Network Positioning System (NPS) provides and manages virtual cloud-based services and other network applications from the network. It is built on advanced network features and the intelligence inside next generation networks (NGN), and further aggregates the…