If you’re looking to launch your career in networking, then getting certified with Cisco is the way to go. The Cisco Certified Network Associate (CCNA) certification is one of the most widely recognized and respected credentials in the IT industry. It’s an excellent starting point for those who want to pursue a career in networking … Read more
Meet Erik, a college graduate with a degree in computer science, father and very busy life. Erik was excited to start his career in the IT industry, but he knew that he needed to stand out from the competition. After researching different certification options, Erik decided to pursue the CCNA certification. To prepare for the … Read more
PAgP helps create the EtherChannel link by detecting the configuration of each side and ensuring that links are compatible so that the EtherChannel link can be enabled when needed. The modes for PAgP as follows: •On – This mode forces the interface to channel without PAgP. Interfaces configured in the on mode do not exchange PAgP packets. … Read more
•An OSPF router ID is a 32-bit value, represented as an IPv4 address. It is used to uniquely identify an OSPF router, and all OSPF packets include the router ID of the originating router. •Every router requires a router ID to participate in an OSPF domain. It can be defined by an administrator or automatically … Read more
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Troubleshoot IPv4 Static and Default Route Configuration Network Changes Networks fail for a number of reasons: •An interface can fail •A service provider drops a connection •Links can become oversaturated •An administrator may enter a wrong configuration. Network administrators are responsible for pinpointing and solving the problem. To efficiently find and solve these issues, it … Read more
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Step I: Create the dhcp pool by NameRouter(config)#ip dhcp pool pool1 Step II: Assign network of IP addressRouter(dhcp-config)#network 192.168.1.0 255.255.255.0 Step III: Assign a default gateway to that above mentioned poolRouter(dhcp-config)#default-router 192.168.1.1 Step IV: Assign a dns to that above mentioned poolRouter(dhcp-config)#dns-server 192.168.1.5 Router(dhcp-config)#?default-router Default routersdns-server Set name serverexit Exit from DHCP pool configuration mode … Read more
VTY(Virtual Terminal) VTY lines enable remote access using Telnet or SSH to the device. Securing VTY line access: First enter line VTY configuration mode using the line vty 0 15 command in global configuration mode. Next, specify the VTY password using the password password command. Finally, enable VTY access using the login command.