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Packet Pub Quiz Video Answer - Proper TCP SYN Response
First thing I want to do is thank everyone who came out to the virtual pub quiz events at www.coreitpros.com/quiz. I thought it would be...
tony fortunato
Jul 28, 20221 min read
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Packet Pub Quiz Answer - IPv6 Doesn't Use ARP
In the last Packet Pub Quiz, a whopping 40% of people said "ARPv6" is used by IPv6 to discover the hardware address of a local router....

Laura Chappell
Jul 21, 20221 min read
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Packet Pub Quiz Answer Video - LLMNR only runs over IPv6
First thing I want to do is thank everyone who came out to the virtual pub quiz events at www.coreitpros.com/quiz. I thought it would be...
tony fortunato
Jul 19, 20221 min read
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CORE-IT PROS- Accelerate The Learning Process
There is no other way to say it so here it is, you cannot troubleshoot a network proficiently unless you have proper training and...
tony fortunato
Jul 6, 20221 min read
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Pub Quiz: The Wireshark filter udp.port==53
Over half the people that answered this question got that correct answer. This filter will display any traffic to and from UDP port 53. ...

Mike Pennacchi
Jul 5, 20221 min read
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Pub Question: What type of connector is this?
This question seemed to stump a few people. This is a MPO connector. It allows the termination of multiple fibers in a single connector....

Mike Pennacchi
Jul 5, 20221 min read
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CORE-IT PROS – Mike and his Fire Extinguisher
One of the highlights of working with Mike Pennachi and Laura Chappell on the Core-It Pros conference is learning new tips, tricks and...
tony fortunato
Jun 29, 20221 min read
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CORE-IT PROS - Tech Tips - Wireshark Shortcut
As part of the Core-it Pros conference (www.coreitpros.com) we will have a lot of Tech Tips available for the attendees. These Tech Tips...
tony fortunato
Jun 27, 20221 min read
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Pub Quiz Answer: Setting up Wireshark to Measure App Response Time
Did you get this question right on the Packet Pub Quiz?

Laura Chappell
Jun 24, 20222 min read
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Pub Question - What country does Tony live in?
If you have ever seen my videos, seen me present or train, you will eventually hear the odd 'eh' and the way I pronounce 'about'. What...
tony fortunato
Jun 24, 20221 min read
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Pub question "802.11a was first deployed on 2.4ghz"
I'm sure the wording "was first" tripped up a few people. A quick google search on 802.11a will show you that it was only deployed on 5...
tony fortunato
Jun 24, 20221 min read
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Bob Metcalfe and Ethernet
Register for VIP Notification of the next Packet Pub Quiz at https://coreitpros.com/quiz. In the early days of networking there were a...

Mike Pennacchi
Jun 24, 20221 min read
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Pub Quiz Answer: ARP is Mean!
Register for VIP Notification of the next Packet Pub Quiz at https://coreitpros.com/quiz. Good ol' ARP tripped up a lot of people during...

Laura Chappell
Jun 24, 20221 min read
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RJ45 Wiring Schemes
Register for VIP Notification of the next Packet Pub Quiz at https://coreitpros.com/quiz. One of the questions in the CORE-IT PROS first...

Mike Pennacchi
Jun 24, 20222 min read
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CORE-IT PROS - Ethernet jokes
for those of you who wonder what Laura Chappell, Mike Pennachi and Tony Fortunato chat about, well networking, packets and terrible...
tony fortunato
Jun 24, 20221 min read
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CORE-IT PROS - ..About The Workshops..
Laura Chappell, Mike Pennacchi, and Tony Fortunato have each been troubleshooting networks and training network analysts for decades. We...
tony fortunato
Jun 24, 20221 min read
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CORE-IT PROS - Introductions
Tony Fortunato, Mike Pennacchi, and Laura Chappell have collaborated to bring you a 1-week network troubleshooting conference on AUGUST...
tony fortunato
Jun 24, 20221 min read
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CORE-IT PROS – Trying to Help
Some people might think that walking into an unfamiliar network, with unfamiliar staff to work on an issue that has them stumped is easy....
tony fortunato
Jun 24, 20221 min read
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