Network Management Strategies for the CIO
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Cisco IOS IP routing -- dynamic routing
Dynamic routing is an essential part of Cisco IOS IP network routing. In this tip, David Davis explains how dynamic routing works, discusses the most important routing protocols -- OSPF, EIGRP, RIP and BGP -- and teaches network engineers how to conf... Tip
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Cisco IOS IP routing: Static routes
Whether you are a network engineer or a student preparing for Cisco certification, it's important to understand how routers work. In this series on Cisco IOS IP routing, David Davis explains the differences between static and dynamic routing and when... Tip
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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." Tip
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IP addressing and subnetting: Calculate a subnet mask using the host's formula
IP addressing and subnetting are an important if basic part of networks. Network administators will learn how to calculate a subnet mask using the host's formula. Tip
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IP addressing and subnetting: What network administrators need to know
IP addressing and subnetting are an important part of networks. Learn about how IP addresses work, subnet masks, classful vs. classless IP addresses, default gateways and more. Tip
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Troubleshoot networks with the pathping command
You can troubleshoot networks with the pathping command, which works like a combination of ping and tracert. Tip
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Change your network adapter's IP information
To change a machine's TCP/IP settings, you can use a VBScript to modify the network adapter information on a computer. Tip
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DNS for a wireless network: Router Expert
DNS services are essential for building a secure wireless LAN. Our Router Expert provides complete instructions for setting up a DNS server, including implementing BIND, configuring a non-authoritative server and creating zone files. Tip
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Security and the TCP/IP stack
Each layer of TCP/IP has security mechanisms, protocols, and applications. This tip describes the more popular ones that are associated with each layer of TCP/IP. Tip
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Cisco PIX firewall configuration from scratch
Cisco PIX firewall configuration is discussed in this step-by-step tip. Learn how to configure a new PIX, out of the box. You will configure passwords, IP addresses, network address translation (NAT) and basic firewall rules. Tip