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What is DHCP? In a network all the Layer 3 devices need to have an IP address. We can give these IP addresses manually one by one or dynamically and 
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As we discussed in the MPLS articles before, for MPLS VPN we need labels. VPLS is also a MPLS VPN Service, so we need to use labels in VPLS too. 
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VPLS is a Layer 2 VPN Technology. Because of its Layer 2 nature, “MAC Learning” is very important for VPLS. So, how does VPLS learn MAC Addresses?   MAC Learning 
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There are different types of VPLS. In other words, there are different VPLS Topologies. In this lesson, we will talk about these VPLS Topo0logies.   VPLS can be defined on 
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How to Configure ISIS For IPv6 on Cisco? In this Cisco ISIS for IPv6 configuration example, we will configure ISIS with IPv6 extension configuration commands. For our example we will 
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