Hi all, I've got a little dilemma here. Lan is setup behind a firewall within the range of 192.168.1.x with a subnet mask of 255.255.255.0. What I'm wanting to accomplish here is to add another subnet ...

In this article we cover one of what I have found to be the most common stumbling blocks for individuals attempting to pass the CCNA. This comes from experience in helping several individuals through ...

Today I’m changing gears a bit and moving back to exam content rather than exam strategies – while always keeping in mind the average 1:10 or so for the average exam question. We had a great response ...

A subnet mask is a number that specifies which parts of an IP address represent the host and network portions of the address. These masks are 32 bits in IPv4 networks and 128 bits in IPv6 networks. A ...

Quick subnetting question from my DE class since I never got a straight answer why my answer of B was wrong. If you have a Class B address and you wanted to break it up in blocks that would have 8 ...