somaNet~tech

This challenge is designed to guide you through various aspects and concepts of computer networking, including but not limited to: 1. Virtual Router Redundancy Protocol (VRRP) 2. OSPF (Open Shortest Path First) in a single area 3. DHCP Relay and IP Helper 4. DNS (Domain Name System) concepts 5. Link Aggregation 6. Multiple Instance Spanning Tree Protocol (MSTP) 7. Wireless Local Area Networking (WLAN), Access Points (APs), and Access Controllers (ACs) 8. Static, Default, and Floating Routes 9. Authentication, Authorization, and Accounting (AAA) 10. Access Control Lists (ACLs) 11. Secure Shell (SSH) 12. Network Address Translation (NAT) https://lnkd.in/eDpdQaWA ->downloadable attachments

This challenge aims to enhance your understanding of OSPF Multi-Area routing protocol, OSPF Virtual Link, LACP Link Aggregation, Rapid Spanning Tree Protocol, VLAN interface, DHCP, ACL, and Network Address Resolution.

Challenge 04 focuses on configuring IGP routing protocols, including STATIC, RIP, MULTI PROCESS, and MULTI AREA OSPFv2. The objective is to ensure that the IP phone connects to the PBX, the IP camera connects to the NVR, and the desktop connects to the HTTP server. No specific controls are provided. For more details or to download the necessary files, visit the following GitHub link: [GitHub Challenge04](https://lnkd.in/etTwZw5b).

-VLAN PLAN: IT->2, SALES->3, HR->4, GUEST->5 -Configure sub-interface on the router as set their respective VLAN and IP -Assign an IP address on every computer as shown -Configure sysname for every device as shown -Configure ports connecting to end device to ACCESS PORT -Configure ports connecting to the router and other switches to TRUNK PORT Verification: -Every user can upload/ping the FTP server https://lnkd.in/ecNGaZhF

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Introduction: This challenge focuses on two main aspects of computer networking: the physical and logical connection of network devices to achieve a target goal, and the configuration and verification of network services and protocols. It is crucial to master and understand how protocols and services work together to deliver the required services effectively. Scenario Overview The challenge, named Challenge 01, is divided into two main parts: 1. Internet Service Provider (ISP) Network: The ISP provides a transport underlay network for the enterprise to transport its data securely. The ISP uses Layer 3 VPN (L3VPN) BGP IP MPLS VPN to facilitate the interconnection of the enterprise across its HQ and remote sites. 2. Enterprise Network (WAN): The enterprise transports its private data over a secured tunnel implemented by the ISP. The ISP uses GRE tunnels to add a layer of security for the data being transmitted. Downloadable materials can be accessed via https://lnkd.in/eTnh--TV

A router reflector (often referred to as a “route reflector”) is a network routing component used primarily in BGP (Border Gateway Protocol) to reduce the number of BGP sessions required in a network and to simplify BGP management. Here’s a brief overview: 1. Purpose: In a typical full-mesh BGP network, every router needs to have a direct BGP session with every other router. This requirement grows quadratically with the number of routers, making it unmanageable in large networks. A route reflector helps to reduce the number of BGP sessions by allowing some routers to act as intermediaries. 2. How it Works: A route reflector acts as a central point that receives BGP routes from other routers (its clients) and then redistributes those routes to other clients. The clients only need to maintain a session with the route reflector, rather than with every other router in the network. 3. Components: • Route Reflector (RR): The router that reflects BGP routes. • Client Routers: Routers that send their BGP routes to the route reflector. • Non-Client Routers: Other routers in the network that are not clients of the route reflector. 4. Benefits: • Scalability: Reduces the number of BGP sessions needed, making the network more scalable. • Simplified Management: Simplifies BGP management by centralizing route distribution. • Flexibility: Allows more flexible network designs by removing the full-mesh requirement. 5. Considerations: • Redundancy: Multiple route reflectors can be used to ensure redundancy and avoid a single point of failure. • Path Information: Care must be taken to ensure that the path information is properly preserved and loop-free. 6. Configuration: Typically involves specifying which routers are clients of the route reflector in the BGP configuration of the route reflector.

InterVLAN Routing(Router-on-stick) Router-on-a-stick is a term used to describe a network configuration in which a single physical interface on a router is used to route traffic between multiple VLANs. This is done using sub-interfaces on the router, each associated with a different VLAN. Here’s a step-by-step guide to configuring a router-on-a-stick. https://lnkd.in/e4tWtT6s, join our WhatsApp group

InterVLAN Routing(Router-on-stick) Router-on-a-stick is a term used to describe a network configuration in which a single physical interface on a router is used to route traffic between multiple VLANs. This is done using sub-interfaces on the router, each associated with a different VLAN. Here’s a step-by-step guide to configuring a router-on-a-stick. https://lnkd.in/e4tWtT6s, join our WhatsApp group

InterVLAN routing with Layer 3 switches InterVLAN routing with Layer 3 switches allows different VLANs to communicate without needing an external router.