PAT or Port Address Translation or also known as NAT Overloading is like a modified form of dynamic NAT where multiple inside local addresses are translated to single inside global IP address. It is the most popular form of NAT as the setup is the same what we use on our home connectivity as your Internet Service Provider (ISP) usually will only provide you 1 public IP to communicate with their internet router. Just remember the word many-to-one mapping. Objective:…
Tag: <span>dhcp</span>
Dynamic Host Configuration Protocol, or DHCP, is a network protocol used (via DHCP server) to dynamically or automatically assign IP address and other info (e.g.Gateway,DNS) to each hosts in the network. Here’s a sample configuration of running DHCP server in a Layer 3 switch. Host Setup: Gateway: 192.168.10.1 Netmask: 255.255.255.0 DNS Server: 192.168.20.254, 8.8.8.8 Layer 3 Switch(tested in Cisco 49xx) VLAN ID: 888 IP Block: 192.168.10.0/24 Fig.A. Hosts connected to switch Configure respective interfaces for access vlan L3-Switch#conf t…
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