Como funciona o ARP (Address Resolution Protocol)

ARP is an important protocol in networks, but few IT professionals understand how it works and, more importantly, few understand the security and operational problems that this protocol has. In this video, we present, in a SIMPLE way, what this protocol is for, how it works, and what its problems and limitations are. ★ ★ To learn more: What is Netmask (Network Mask) and how does it help in troubleshooting LAN problems:    • O que é Netmask (Máscara de Rede) e como i...   What is MAC Address and how can it be used in a LAN:    • O que é MAC Address e como ele pode ser us...   What are VLANs for:    • Afinal para que serve VLAN?   What is VLAN Trunk:    • Afinal o que é VLAN Trunk (IEEE 802.1Q)   How an Ethernet switch works:    • Como funciona um switch Ethernet   Difference between Broadcast, Multicast and Unicast:    • Qual a diferença entre Multicast, Broadcas...   ★ ★ If you have a topic suggestion for us to present, tell us in the comments below, and maybe we can create a video about it. Our blog: http://tecnologiaerede.blogspot.com.br Twitter:   / simplificandoti   Contact: [email protected]