Network security relies heavily on passwords. Cisco routers use passwords to ensure that only "trusted" users can perform certain services. In this Daily Drill Down, Todd Lammle takes you on a journey ...

Most IT pros realize that using Telnet to manage routers, switches, and firewalls is insecure. Transmitted in clear text across a network, Telnet traffic basically publicizes any login usernames and ...

The Simple Network Management Protocol (SNMP) is a necessary tool for every network administrator. You can easily configure it with just a few commands. SNMP is still the most popular way to monitor ...

Recap & Introduction: In Lab #1, you learned how to construct a TCP/IP network of four hosts via switches by assigning IP addresses and subnet masks to the hosts. You also learned how subnetting ...

Businesses can secure their wireless networks using Wi-Fi protected access and WPA2, which are wireless security protocols that encrypt data sent through your router. TKIP and AES encrypt and decrypt ...

Hello guys!<BR> <BR> I currently have one T1 and I would like to add two more T1s to an existing pipe. I'm using cisco 2600 series right now but I want to have a new router that can support three T1s.

I'm currently using a WRT54G router with Tomato firmware and I have a simple residential dynamic ip address cable modem. The cable modem is in "bridged" mode and the router is set to use DHCP to get ...