Network Management Strategies for the CIO
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Calculating subnets for IP addresses in IPv6
Understand how subnetting in IPv6 differs from that of IPv4 and what you need to do in order to calculate the subnet of an IP address in IP version 6. Ask the Expert
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How to calculate subnet masks in IPv6
Find out from our IPv6 (Internet Protocol Version 6) expert whether or not calculating a subnet mask in IPv6 is different than calculating a subnet mask in IPv4. Ask the Expert
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IP addressing in IPv6
Understand the differences between network IP addressing in IPv6 and IPv4. Our expert, Silvia Hagen, explains the advantages and disadvantages of calculating IP addresses for each version. Ask the Expert
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How to configure Cisco's 3750 Layer 3 switch for fallback IOS booting
Our switching expert explains how to configure your Cisco 3750 Layer 3 (L3) switch to automatically boot your system from the IOS kept on the TFTP server, in this response on fallback booting. Ask the Expert
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Can IP addresses of LANs that make up a WAN be the same?
Our networking fundamentals expert answers whether the IP addresses of different physical locations (LANs) making up a WAN can be the same address. Find out if networks with the same IP address will overlap and create routing problems, in this expert... Ask the Expert
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Why do we need IP security at the network layer?
Learn why IP security (IPsec) is needed at the network layer -- otherwise known as Layer 3, or L3, of the OSI model. Our enterprise networking security guru explains. Ask the Expert
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How can I use VLANs and NAT to get around the need for a static IP address?
Learn how to use a VLAN and NAT to get around static IP address designation problems. Ask the Expert
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How does IPv6 subnetting work in LAN and VLAN network design?
Learn the differences between IPv4 and IPv6 addressing and subnetting for local area network (LAN) and virtual LAN (VLAN) design in this expert advice. Ask the Expert
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In IPv4, do private address ranges have a default subnet mask?
In this expert response, Silvia Hagen explains the relationship between private IP address range and default subnet masks. She also informs us about new address types coming up in IPv6 that will make subnetting and addressing easier. Ask the Expert
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Do multiple router interfaces affect the amount of IP addresses?
Learn about router interfaces and the assignment of IP addresses in this response from networking expert Chris Partsenidis. Ask the Expert