Computer Tips -Tech Info

I’ll confess to having a lot to learn about IP ethernet networking. I feel pretty comfortable with basic TCP/IP (v4), the concept of UDP vs. TCP ports, ICMP pings, etc… but ARP is something that I haven’t dabbled much with. It is, of course, a layer that TCP depends on. When a machine sends a […]

Once more into the breech… Ok you’ve taken account of the software and services on your pc. The next thing we need to talk about is knowing your network. Do you have any wireless access points? Not sure? Print servers? How many pcs? Are any of them portables? Public access? Are all of them secured? […]

Do I really need a hardware firewall? I’m running XP Service Pack 2 with the built in firewall? (or norton, or zonealarm?) Well, personal firewalls (the name that software firewalls go by) are good for a great many things that hardware firewalls AREN’T. They do have their limitations though and I’ll try to cover those […]

A Melbourne based open source firm has lodged a complaint with that country’s Competition and Consumer Commision against Microsoft. According to The Computer Business Review online, they claim that Microsoft’s monopoly is harming consumers. They are calling for 1) the availability of computers without a preinstalled operating system and 2) the commision to force Microsoft […]

This is one that can be handy from time to time, trying to find your ip address. If you’re on a lan there aren’t too many ways to find your public ip within the operating systems software. However, under Windows if you go to, Start, Run and then type cmd and press enter you’ll get […]