What is Cisco
About CiscoCisco is widely recognized as a leading developer of networking hardware and telecommunications equipment, forming the backbone of the internet’s infrastructure and enterprise connectivity. Over decades, Cisco has played an…
What is Switching MLAG
MLAG Technology What is Switching MLAG MLAG (Multi-Chassis Link Aggregation) is a network technology that allows a device (such as a server, access switch, or firewall) to create one logical…
Access-Lists (ACL)
Access-Lists (ACL) Access-list (ACL) is a set of rules defined for controlling network traffic and reducing network attacks. ACLs are used to filter traffic based on the set of rules…
Spanning Tree Protocol (STP)
Spanning Tree Protocol (STP) History OF STP Protocol The history of STP (Spanning Tree Protocol) begins in the early 1980s when computer networks were growing and engineers faced serious problems…
OSPF Routing Protocol
OSPF Routing Protocol OSPF – Open Shortest path firstOSPF stand for Open Shortest path firstStandard protocolIt’s a link state protocolIt uses SPF (shortest path first) or dijkistra algorithmUnlimited hop countMetric is cost…
What is IPsec
IPsec Technology History Of IPsec 1. Origin of IPsec (Early 1990s)IPsec was developed in the early 1990s as part of the work by the Internet Engineering Task Force (IETF).At that…
Cisco Commnd
Cisco Commnds Cisco Commands Cheat Sheet PDF 1Cisco Commands Cheat Sheet PDF 2Cisco Commands Cheat Sheet PDF 3 Router Basic Commnds 1.User EXEC Mode Router> Commands: ping show traceroute 2.Privileged…
What is Cisco CDP LLDP
CDP & LLDP CDP LLDP CDP (Cisco Discovery Protocol) and LLDP (Link Layer Discovery Protocol) are both network protocols used for discovering devices on a local network. CDP is Cisco-specific, providing information about…
What is Inter-VLAN Routing & SVI
Inter-VLAN Routing Inter-VLAN Routing Understanding VLANsBefore diving into inter-VLAN routing, it’s crucial to understand VLANs and their role in networking. What Are VLANs?A VLAN (Virtual Local Area Network) is a logical…
Industry Real life Network Engineer Skills
Industry Real life Network Engineer Skills Industry Real life Network Engineer Skills 1. Basic IT and Networking FoundationThe first step to becoming a Network Engineer is learning the basic concepts…