Network Management Strategies for the CIO
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Types of link-state advertisements (LSAs) used in Open Shortest Path First (OSPF)
Routing and switching expert Sudhanshu Gupta explains the different types of link-state advertisements (LSAs) that would be used for Open Shortest Path First (OSPF), in this expert answer. Ask the Expert
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IP address configuration to connect Layer 3 switches to ports
Our routing and switching expert explains the IP address configuration needed to connect a Layer 3 (L3) switch to a port, in this response. Ask the Expert
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How do I configure two leased lines in one router?
Our routing and switching expert explains how to configure two leased lines in one router, in this Ask the Expert answer. Ask the Expert
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Why are IPv6's IP addresses in hexadecimal formatting?
Why would IPv6 use hexadecimal formatting if it's so user unfriendly, and what sort of workarounds are there to make IP addressing easier? Find out in this expert answer. Ask the Expert
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Understanding VLAN implementation and IP address assignment
Learn how to create and configure a VLAN in this response from a network administration expert Ask the Expert
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What is NAT, and how do I know if it's taking place on my network?
In this Q&A, our expert explains the basics of NAT (Network Address Translation), where it occurs, and what it does. Ask the Expert
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Is time-to-live (TTL) thrown out in IPv6?
Why is there time-to-live (TTL) in IPv4 but not in IPv6? Find out in this expert response. Ask the Expert
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Why IPv4 and IPv6 don't do fragment reassembly in routers
Learn why IPv4 does not do fragment reassembly at the next router and why this is even more important in IPv6. Ask the Expert
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Prevent IP address conflicts on your wireless network by managing DHCP scopes
One of the problems with bringing a wireless access point into a wired network is that the vast majority of wireless access points are configured by default to act as DHCP servers. If your network already makes use of DHCP, this can cause some proble... Tip
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How can I check connectivity and ping between sites?
Learn how to check connectivity and ping to other sites when your modem and telecom company claim they work fine, in this expert response with our routing and switching guru, Sudhanshu Gupta. Ask the Expert