Network Management Strategies for the CIO
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Does IPv6 abandon TCP/IP fragmentation?
Is TCP/IP fragmentation abandoned in IPv6? Our expert, Silvia Hagen, explains the packet routing process in this answer. Ask the Expert
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ping
Ping is a basic Internet program that allows a user to verify that a particular IP address exists and can accept requests. The verb "ping" means the act of using the ping utility or command. Definition
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Can Network Address Translation work without static IP addresses?
Find out how Network Address Translation (NAT) works with static and dynamic IP addresses and what the most common type of NAT is from our networking fundamentals expert. Ask the Expert
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Why are TCP/IP networks considered unsecured?
Learn why TCP/IP networks are considered unsecured from our networking security expert, Michael Gregg. Ask the Expert
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Difference between circuit-switching and packet-switching in examples
What is the difference between a circuit switching and packet switching? Our networking fundamentals expert gives examples of packet switching and circuit switching in this response. Ask the Expert
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VLANs versus IP subnets: Why use a VLAN over IP subnetting?
A virtual local area network (VLAN) is better than IP subnetting because its advantage is security. Learn what a VLAN is and how it differs from creating IP subnets, in this expert response from our networking fundamentals expert. Ask the Expert
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Using ping command for troubleshooting Windows network connectivity
Using ping command for troubleshooting networks will narrow down the causes of your Windows PC connectivity problems from the command line (CL) prompt window. The introduction to this TCP/IP diagnostic utility will give you an understanding and synta... Tip
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Why error reporting ICMP messages include IP headers and datagram data
Learn why Internet Control Message Protocol (ICMP) error reports include IP headers and the first 8 bytes of datagram data in this response from our network administration expert. Ask the Expert
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What is a GRE tunnel and how does it differ from an IPsec tunnel?
Learn the difference between a GRE tunnel and IPsec tunnel in this Ask the Expert response. Ask the Expert
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What is the difference between packet fragmentation in IPv4 and IPv6?
In this Q&A, our IPv6 expert explains how packet fragmentation differs in IPv6 compared to IPv4. Ask the Expert