Networking Design

VLSM

Hey, how are all, i'm studying ccna, and i'm having problems understanding Variable Length Subnet Masking, could nayone help me to absorb this topic quick quick?

Where can I find network diagrams of Layers 1-7?

Where can one find Layer 1, Layer 2, Layer 3, etc. network diagrams? It seems that different companies have different ideas of what should be displayed in each diagram. Is there a uniform book with clear samples that one can follow?

Networking with two cable modems

Hello everyone, please read and give me your comments: I have a LAN at home with two wired PC's, one wireless PC and one wireless Laptop all sharing the iinternet from a cable modem through a wireless router. I need the best speed I can get on of the wired PC's (I will call it PC1), Will I get...

one telephone line, one isp, two user groups

how do i set up one telephone line, one isp, with two wireless user groups to be independant of each other but share costs. most times they will not be operating at the same time but just occasionally they might.

Networking Question .From a new boy

Hi IT Knowledge . I am doing a networking course ( I am a CNC Engineer by trade ) .Here is my Question . I have 4 win 98 pcs . I have connected 2 to the internet ( via the cable modem & ethernet cabling ) .I have put the other 2 in a small network ( via a hub from work - also ethernet , but...