Sometimes is wery complicated to install power points and to use power adapter on the place where equipment should be placed (as cameras and Wireless Access Points). Solution is to use UTP cables to pass electric power for equipment. Continue reading “PoE”
ICMP is short for Internet Control Message Protocol. It is one of mail internet protocols. This network layer protocol provided control, troubleshooting and error messaging. It works over IP, but it is not transport layer, like TCP and UDP.
Ping, tracert and pathping are some of tools on this level. Continue reading “ICMP – use of”
TCP/IP is acronim for Transmission Control Protocol / Internet Protocol. They are two main protocols used in modern networks.
This is an example how to make static routing between two networks: 192.168.0.0/24 and 192.168.1.0/24. Connection between two routers is made using serial ports Serial 0/1/0 on both routers.
Routing protocols use different traffic types to control how routing information are exchanged.