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CCIE-Journals

CCIE-Journals
From Student to Engineer,a journey of discovery.

AP and WLC management access connections

AP and WLC management access connections Telnet, SSH, HTTP,HTTPS, console, and TACACS+/RADIUSIn the modern world of wireless networking, managing Access Points (APs) and Wireless LAN Controllers (WLCs) is a crucial part of network administration. To do this effectively, network administrators need to be familiar with various management access connections and protocols. In this blog post, we'll dive into the details of these connections and protocols.WLCs...

The Control and Provisioning of Wireless Access Points (CAPWAP)

The Control and Provisioning of Wireless Access Points (CAPWAP) is a protocol used in split-mac wireless architectures to manage access points (APs) in a centralized manner. It is a lightweight protocol that allows for secure communication between the wireless LAN controller and the APs. CAPWAP is used in wireless networks that employ a centralized controller, and it provides a number of advantages over other management protocols.In a CAPWAP-enabled...

Compare Cisco Wireless Architectures

 Compare Cisco Wireless ArchitecturesWhen it comes to designing and deploying wireless networks, Cisco provides a variety of architectures that suit different needs and environments. In this article, we will explore three of the most common Cisco wireless architectures: Autonomous AP architecture, Split-MAC architecture (including CAPWAP), and Cloud-Based architecture.Autonomous AP Architecture:Autonomous Access Point (AP) architecture is the...

Native Vlan

 Native VlanIntroduction:VLANs or Virtual Local Area Networks allow network administrators to segment the network into smaller logical networks, improving network security, performance, and manageability. A native VLAN, on the other hand, is the VLAN that is untagged and carries untagged traffic over a trunk link. In this article, we will explore Native VLANs in detail, including their configuration, verification, and use cases.What are Native...

Port-Channels

 Port-ChannelsA port channel, also known as a link aggregation group or channel group, is a technology that allows multiple physical interfaces to be grouped together into a single logical interface. This logical interface is used to increase the bandwidth, provide redundancy, and improve the reliability of the network. PortChannels are commonly used in enterprise networks to increase the capacity of the network and to provide redundancy...

CDP & LLDP

Configure and verify Layer 2 discovery protocols (Cisco Discovery Protocol and LLDP) CDP and LLDP are layer 2 discovery protocols that enable different network devices to automatically discover each other. This allows devices to exchange information such as hostname, IP and MAC address, connected interfaces, and device capabilities. While CDP is a proprietary protocol developed by Cisco, LLDP is an open-source protocol supported by multiple...

Trunk ports

Inter-switch connectivity - Trunk ports Configuring and verifying inter-switch connectivity is a crucial aspect of network design and implementation. In order to enable communication between switches in a network, a trunk port must be established. In this blog post, we will discuss the concept of trunking, when it is used, and how to configure and verify it on a switch. Trunking is a technique used to allow multiple VLANs to be carried...

Configure and verify VLANs

 Configure and verify VLANsVirtual Local Area Networks (VLANs) enable network administrators to segment a LAN into smaller, independent networks to improve network efficiency, security, and performance. In this blog post, we will look at how to configure and verify VLANs that span multiple switches.Create VLANs on each switch:You can create VLANs on a Cisco switch using the vlan command followed by the VLAN ID. For example, to create VLAN 10,...

Configuring and verifying IPv6 addressing

 Configuring and verifying IPv6 addressingAs the demand for IP addresses continues to grow, IPv6 has become increasingly important in modern networking. Configuring and verifying IPv6 addressing and prefix is a critical task for network administrators. In this blog post, we'll explore the necessary steps and considerations for configuring and verifying IPv6 addressing and prefix.IPv6 Addressing:IPv6 addresses are 128-bit addresses represented...

Verify IP parameters for Client OS (Windows, Mac OS, Linux)

 Verify IP parameters for Client OSAs networks continue to evolve and become increasingly complex, verifying IP parameters for client operating systems such as Windows, Mac OS, and Linux is a critical task for network administrators. In this blog post, we'll explore the necessary steps and considerations for verifying IP parameters for each of these operating systems.Windows:The Windows operating system has several IP-related parameters that...

Identifying Interface and Cable Issues in Network Engineering

Identifying Interface and Cable Issues in Network EngineeringIn network engineering, it is important to identify and troubleshoot any issues with interfaces and cables in order to ensure smooth communication and data transmission. Various interface and cable issues can arise, including collisions, errors, duplex mismatch, and speed issues. In this blog post, we will explore these issues in detail and provide tips on how to troubleshoot them.Collisions:Collisions...

OSPF Cheat sheet

 OSPF Cheat SheetOSPF (Open Shortest Path First) is a popular routing protocol used in many large enterprise networks. This protocol is designed to distribute routing information within a single autonomous system (AS) in a scalable and efficient manner. OSPF is a classless routing protocol, which means that it supports variable-length subnet masks (VLSMs), route summarization, and hierarchical network design. In this article, we'll provide a...