Introduction: What is CSMA/CD? Carrier Sense Multiple Access with Collision Detection (CSMA/CD) is a network access method that was fundamental to early Ethernet networks. Its primary role was to orchestrate how devices shared a common communication medium (like a coaxial cable or a hub-based network segment) and to elegantly handle “collisions” – instances where multiple […]
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Is CSMA/CD Still Used? Understanding Ethernet’s Collision Detection Legacy
Posted: 23rd May 2025 by ccna200-301 in CCNA IN Delaware, CCNA IN Illinois, CCNA IN Minnesota, CCNA IN Nevada, CCNA IN North Carolina, CCNA in Pennsylvania, CCNA IN Texas, CCNA IN USA, CCNA IN West Virginia, ccnaupdates, CCNP, CompTIA Network+, ENCOR, ENSA, Network Troubleshooting, Online CCNA Classes, ONLINE CCNA CLASSES IN ALABAMA, ONLINE CCNA CLASSES IN ALASKA, ONLINE CCNA CLASSES IN ARIZONA, ONLINE CCNA CLASSES IN CALIFORNIA, Online ccna classes in Colorado, Online ccna classes in Connecticut, Online ccna classes in New Mexico, Online ccna classes in New York, Online ccna classes in South Dakota, Online ccna classes in Tennessee, Online ccna classes in Utah, SRWETags: Carrier Sense, Collision Detection, Collision Domain, CSMA/CA, CSMA/CD, Ethernet, Full-Duplex, Half-Duplex, IEEE 802.3, LAN Technology, Legacy Technology, Network Hubs, Network Protocols, Network Switches, Networking Basics
Solution: Could not find an iourc file (IOU license), please configure an IOU license
Posted: 29th February 2024 by ccna200-301 in CCNA IN Delaware, CCNA IN Nevada, CCNA IN North Carolina, CCNA in Pennsylvania, CCNA IN Texas, CCNA IN USA, CCNP Classes in Dubai, CompTIA, ENCOR, ENSA, ITN, Online CCNA Classes, Online ccna classes in Georgia, Online ccna classes in Hawaii, Online ccna classes in Idaho, Online ccna classes in Indiana, SRWETags: #command, #IOS, #iourc.txt, #ls, #preferences, #putty, #python3, #SHELL, #Unix, #username, #VM, #wget, GNS3, Password
Activate Cisco IOU License in GNS3 Introduction: GNS3 is a powerful network simulation tool used by networking professionals for testing and learning purposes. One of its features is the ability to run Cisco IOU (IOS on Unix) images for virtualizing Cisco routers and switches. However, to use Cisco IOU images legally, you need to activate […]
Cisco VLAN Trunks and EtherChannel Bundles Cheat Sheet
Posted: 1st October 2023 by ccna200-301 in CCNA IN Minnesota, CCNA IN Nevada, CCNA IN North Carolina, CCNA in Pennsylvania, CCNA IN Texas, CCNA IN USA, CCNA IN West Virginia, CCNP, CompTIA, CompTIA Network+, ENCOR, ENSA, ITN, Network Troubleshooting, Online CCNA Classes, ONLINE CCNA CLASSES IN ALABAMA, ONLINE CCNA CLASSES IN ALASKA, ONLINE CCNA CLASSES IN ARIZONA, SRWETags: Access Control Lists (ACLs), Cisco Network Administration, Cisco Networking Cheat Sheet, Cisco Networking Tips, Cisco Switch Configuration, Cisco Switchport Configuration, Cisco VLAN Trunks, EtherChannel Bundle Commands, EtherChannel Configuration, EtherChannel Load Balancing, LACP and PAgP Configuration, LACP System Priority, Load Balancing Algorithms, Network Configuration Commands, Network Security Cheat Sheet, PAgP Neighbor Information, VLAN Configuration Guide, VLAN Trunking Best Practices, VLAN Trunking Protocol, VTP Configuration, VTP Domain Configuration, VTP Server and Client Modes
VTP Configuration Commands: Task Command Syntax Configure the VTP version vtp version {1 | 2 | 3} Configure the VTP domain name vtp domain domain-name Configure the VTP mode for a switch vtp mode { server | client | transparent | none} Configure a switch to become the primary VTP server vtp primary Switchport and […]
