Archive for the ‘SRWE’ Category

Basic Router Configuration Review

Posted: 21st June 2020 by ccna7guru in SRWE

Verification Commands Common verification commands include the following: •show ip interface brief •show running-config interfaceinterface-type number •show interfaces •show ip interface •show ip route •ping In each case, replace ip with ipv6 for the IPv6 version of the command.

Build the Routing Table

Posted: 21st June 2020 by ccna7guru in SRWE

Directly Connected Networks: Added to the routing table when a local interface is configured with an IP address and subnet mask (prefix length) and is active (up and up). Remote Networks: Networks that are not directly connected to the router. Routers learn about remote networks in two ways: •Static routes – Added to the routing table when […]

Passive and Active Discover Mode

Posted: 20th June 2020 by ccna7guru in SRWE

Types of OSPF Packets

Posted: 5th June 2020 by ccna7guru in SRWE

Link-state packets are the tools used by OSPF to help determine the fastest available route for a packet. OSPF uses the following link-state packets (LSPs) to establish and maintain neighbor adjacencies and exchange routing updates. Each packet serves a specific purpose in the OSPF routing process, as follows: Type 1: Hello packet – This is used […]

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 […]