What is an IPv4 Address? Complete Guide with Classes and Ranges
An IPv4 address is a 32-bit number written as four octets. Here are the classes, private ranges, subnet masks, special…
IPv4 Home / Category: Routing & Switching
Category: Routing & Switching
IPv4 
Switching What is a VLAN? Complete Guide — Types, Benefits, and Configuration
What is VLAN? A VLAN is a virtual LAN. VLANs keep different network traffic isolated from each other even if…
OSPF What is OSPF Open Shortest Path First: Detail Explained
What is OSPF in Networking? Open Shortest Path First (OSPF) is a link-state routing protocol for Internet Protocol (IP) networks.…
BGP What is BGP? Attributes, States and How It Works
BGP explained — what the Border Gateway Protocol does, its path attributes, the neighbour state machine, and how it selects…
Switching Ethernet Frame Format — Fields, Size and How It Works
An Ethernet frame carries the destination and source MAC, an EtherType or length field, the payload, and a CRC. Field-by-field…