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What causes total output drops on a cisco switch interface?I have an HP c7000 blade chassis which contains Cisco 3120X and Cisco 3120G switches running ios 12.2(58)SE1. The blades themselves are very lightly loaded yet many interfaces on different blade ...
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RJ45 Cable only has 4 wiresThe cable that connects to my rj45 only has 4 cables, blue, orange, blue stripe, orange stripe. When I connect them to their corresponding ports, there is no internet connection.(Blue = 4, Orange = 6, ...
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What is real difference between host and node in networkAccording to wikipedia host is A network host is a computer or other device connected to a computer network. A network host may offer information resources, services, and applications to users or ...
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Why do I see a RST, ACK packet instead of a RST packet?Looking in Wireshark, I often see TCP Streams end with a RST, ACK packet instead of a RST packet. Anyone know why this is? An example of what I see: SYN SYN, ACK ...data... RST, ACK Wireshark is ...
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Ping port number?Yesterday an interviewer asked me what the port number for ping is and which protocol ping uses: TCP or UDP. After the interview, I searched on the Internet and found different results: someone says ...
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How can the Cisco Packet Tracer show the port's name?How can the Cisco Packet Tracer show the port's name? the GNS3 can show its interface name.
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What are the benefits and cons of IGMP snooping?Our new router is asking if we want IGMP snooping enabled. Not being familiar with this, I looked to the internet and got the following wiki description: IGMP snooping is the process of listening to ...
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