Archive for April, 2020

Lab – Install Wireshark

Posted: 24th April 2020 by ccna7guru in ITN

Instructions Wireshark has become the industry standard packet-sniffer program used by network engineers. This open source software is available for many different operating systems, including Windows, Mac, and Linux. In this lab, you will download and install the Wireshark software program on your PC. Note: Before downloading Wireshark, check with your instructor about the software […]

MAC Address Table

Posted: 21st April 2020 by ccna7guru in SRWE

The MAC address table is responsible for identifying the switch ports and VLANs with which a device is associated. A switch builds the MAC address table by examining the source MAC address for the traffic that it receives. This information is then maintained to shrink the collision domain (point-to-point communication between devices and switches) by […]

Change Host Name

Posted: 20th April 2020 by ccna7guru in ITN

Change Host Name1- Open the Packet Tracer2- Place a Router-PT + Laptop / PC3- Connect PC RS-232 port to Console Port using Console Cable4- Click at PC-> Desktop-> Terminal -> Press [OK]Do you wanna configure y/n: N Router>enableRouter#configRouter(config)#hostname CCNACCNA(config)#exitCCNA#writeCCNA#reload

Router Mode

Posted: 20th April 2020 by ccna7guru in ITN

Router Ports:1- Console Portfor console sessionpassword recoverybasic configuration2- Serial Portto remote access/ ssh telnet3- Ethernet Portto remote access ssh telnet4- Aux Portto remote access / modem We have mode of router1- User Exec ModeRouter> 2- User Privelege ModeRouter> enableRouter# # root / administrator in Linux 3- Global Configuration ModeRouter# config terminalRouter(config)#4- Other Modeinterface modedhcp modevlan […]


Posted: 19th April 2020 by ccna7guru in ITN

CCNAv7: Introduction to Networks (ITN)The first course in the CCNA curriculum introduces the architectures, models, protocols,and networking elements that connect users, devices, applications and data through the Internet and across modern computer networks – including IP addressing and Ethernet fundamentals. By the end of the course, students can build simple local area networks (LAN) that […]