What Is Network Hub?
Network Hub is one of the most basic computer network devices. Network hub created a lot of time ago fr basic local network connectivity which. Today’s network hub is rarely used for computer networks because...
Category: CCNA
SNMP Port Number Tutorial with Examples
Simple Network Management Protocol aka SNMP is used to monitor and manage devices over the computer networks. SNMP is popularly used to monitor network devices. SNMP protocol communication is done over the SNMP ports which...
What Is R-J11 (Registered Jack 11)?
Registered Jack 11 or simply R-J11 is a connection interface or connector used to plug cables with the wall outlet. In general, RJ-11 is also named as modem port, phone connector, phone jack or phone...
ARPANET and Its History
Advanced Research Projects Agency (ARPA) is an agency based U.S. The ARPANET is a network created and developed by this agency. Perhaps ARPANET is the most popular military project known by millions. Creation Of ARPANET...
What Is 802.11 Wireless LAN (WLAN) Standards?
Wireless technologies are the center of daily life. Wireless networks are used to transfer data between different devices. There are different wireless technologies where WLAN or WiFi is the most popular. In this tutorial, we...
IPv4 vs IPv6 – What Are Similarities and Differences?
Internet Protocol or IP is designed to create a worldwide network to connect every computer to each other. OSI reference model creates a model where different protocols and networks can be defined and IP is...
What Is TACACS / XTACACS / TACACS+ (Terminal Access Controller Access Control System)?
Terminal Access Controller Access Control System or TACACS is a protocol used for AAA (Authentication, Authorization, and Audit). TACACS is created in 1984 .TACACS is heavily used by the Cisco and Cisco created some extended...
What Is Packet Sniffing with List Of Packet Sniffers?
Packet Sniffing is the process to capture packets. Generally, computer network packets are sniffed. Packet sniffing may seem very simple but in reality, it provides a lot of complexity related to the protocols, network mediums,...
What Is A Router In Computing and Networking?
Routers are one of the most important components of the today computer networks and the internet. Actually, most of the computer networks are connected to the internet in different ways and techniques. The computer network...
What Is RJ45 Connector?
RJ45 is a type of cable connector which is mainly used in computer networks. RJ45 is mainly used for ethernet networking which is used to connect different type of devices like a switch, hub, PC,...
