Wow July is almost over and I only posted one topic! Before August comes up I wanted to post at least one more topic which deals with the wireless side of the networking world. Ever heard of Super WiFi? The IEEE has published this standard recently its official number is 802.22. What does Super WiFi bring to the table compared to other WiFi Standards? Well according to IEEE these speeds can bring up to 22Mbps to devices as far has 62 miles! How is this range possible? Well ever since the United States made the switch to digital over the air broadcasts there was this “extra space” Continue reading
Monthly Archives: July 2011
Cisco Discovery Protocol
In today’s post let’s talk about CDP the Cisco Discovery Protocol. This protocol helps us in two ways, it first helps us verify that a connection between router or switch is set up correctly at least up to layer two in the OSI model. This also helps us discover Cisco devices that are in are network and which interfaces these devices are connected too and from are Cisco equipment. The Cisco discovery protocol is Cisco proprietary and before I go any further let me mention that CDP is a security risk because of the detailed information CDP gives out which helps you has a network administrator build a current network infrastructure, this can also hurt you because this information can easily be sniffed by programs that are easily searched on the internet. Continue reading
