Q&A: How to Troubleshoot ASA, PIX, and FWSM?

In this article we collected the answers for the questions on the Topic-Troubleshooting ASA, PIX, and FWSM. Note: It was provided by Kureli Sankar, which is available in the Ask The Expert section of Cisco Support Community. Q&A: How to Troubleshoot ASA, PIX, and…
Top 10 Cisco IOS Configuration Mistakes

There are a number of common mistakes that are made while learning something about Cisco IOS. In this article it covers the largest of these misconfigurations. This list is of course subjective, but it should provide a good reference for…
How to Connect Cisco Wireless Access Point?

Are you facing this trouble like this: you have bought a Cisco wireless AP without power supply, how to solve this problem? Here we share 3 options for you: Option1: Cisco Router→Cisco POE switch→Cisco AP Option2: Router→Switch (without POE)→Power injector→AP Option3:…
Quiz Questions to Know Wireless LANs

Do You Know This Wireless LANs? Wireless LAN Concepts, Deploying WLANs, Wireless LAN Security. There are 9 quiz questions to know the key points of WLAN. Questions 1-4: Wireless LAN Concepts Questions 5-7: Deploying WLANs Questions 8-9: Wireless LAN Security…
OSPFv3 vs. OSPFv2 Routing Protocol

This article outlines few comparisons of OSPFv3 and OSPFv2 Routing Protocol. OSPFv3 has few similarities with that of IPv4 version i.e. OSPFv2 in some ways, like Packet Type, Interface Type, Neighbor Discovery Pattern, LSA flooding & aging. OSPFv3 and v2…
How to Troubleshoot OSPFv3 Frame-Relay?

Open Shortest Path First (OSPFv3) is a link state protocol that supports IPv6 and as well as IPv4. OSPF version 3 differs from OSPF version 2 for IPv4 as some changes have been incorporated to facilitate IPv6. This article demonstrates how…