CCNP

TACACS versus RADIUS Networks need to be protected against any unknown access. In other words, network administrators need to control the users that can access to the network. They need 
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In Metro Ethernet links, the traffic rates are not stable always. Sometimes the traffic rates increase, sometimes they decrease. To overcome and manage this issue, some key parameters are used. 
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What is PPPoE? Point-to-Point Protocol over Ethernet (PPPoE) is a network protocol which encapsulates PPP frames inside Ethernet. With PPPoE, multiple hosts in an Ethernet LAN are connected to the 
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What is IPv6 NDP? IPv6 NDP (Neighbor Discovery Protocol) is the Protocol that provide Network Nodes’ Discovery as its name implies. In the IPv4 World, we were using ARP, but 
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Basically Proxy ARP is the ARP that is used between one more networks. In other words, we can say that Proxy ARP provides data link dicovery between different networks. Here, 
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