What is Dynamic ARP Inspection? Dynamic ARP Inspection (DAI) is a security feature used to protect networks from malicious behavior associated with spoofing and poisoning of the Address Resolution Protocol (ARP). DAI works by verifying that each ARP request and response on a secure network comes from a valid IP-to-MAC address binding. It does this … Read more
What Addresses are Mapped by ARP? ARP or Address Resolution Protocol is a protocol used to map IP addresses (IPv4) to corresponding hardware addresses. This type of mapping helps devices communicate with each other over a network. While ARP is mainly used in local networks, it can also be used on larger networks. A request … Read more
How do routers create a Broadcast Domain Boundary? A router is a type of network device that connects multiple networks together. Routers use logical addressing (IP addresses) to determine where to send data packets. When a router receives a data packet, it uses its routing table to determine where to send the packet next. Routers … Read more
How to Set VLAN on Switch Guest WiFi? Setting up a guest Wi-Fi network using a VLAN is a common best practice. To set VLAN on Switch Guest WiFi, please use the following steps: You have now successfully set VLAN on Switch Guest WiFi. Is a guest Wi-Fi network a VLAN? A guest Wi-Fi network … Read more
Router Aip vrf A rd 100:1route-target both 200:1Router Bip vrf B rd 300:1route-target both 400:1 What is the purpose of the route-target command in this configuration? Explanation In this configuration, the route-target command is used to establish VPN (Virtual Private Network) connectivity between Router A and Router B. VPNs allow organizations to develop secure and … Read more