Tips

Tips

• Cisco wireless access point configuration from scratch

  Learn what the Cisco 1242 wireless access point can do for you and how to configure one from scratch. This tip covers basic security settings, enabling the wireless radios, and how to make a successful connection. The 1242AG is a powerful ...  Continue Reading

• IP addressing and subnetting: Calculate a subnet mask using the subnet's formula

  IP addressing and subnetting are an important part of networks. Learn how the subnet's formula works and why it's important to know how to calculate the subnet mask "longhand."  Continue Reading

• Duplex mismatch

  What is duplex, and what is the difference between half and full duplex? What is a duplex mismatch? How can autonegotiation help or hurt your network? How can you resolve duplex conflicts? In this tip, David Davis helps networking engineers and ...  Continue Reading

• Focus Windows port scanning with the netscan command

  How to use the netscan command to focus Windows port scanning.  Continue Reading