Network Engineering
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jonathanjo
  • Member for 6 years, 2 months
  • Last seen more than a week ago
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About

Once upon a time a computer programmer I have been connecting networks since the 1980s. Nowadays mostly management consultancy but still have to be practical from time to time.

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34
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Top posts
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All Questions Answers
Score Newest
answer
47
Why isn't UDP with reliability (implemented at Application layer) a substitute of TCP?
Jun 27, 2019
answer
32
Why does Ethernet use EtherType field to determine what type of packet is in a frame instead of just looking at the packet header?
Apr 16, 2020
answer
25
acknowledgment by TCP does not guarantee that the data has been delivered
Dec 20, 2018
answer
23
Where is Ping's "round-trip time" stored in the IP header?
Sep 14, 2018
answer
20
Worst-case efficiency of PPP escaping mechanism
Feb 5, 2020
answer
13
Is there a way to capture only gratuitous ARP's using tcpdump?
May 2, 2019
answer
12
Do network adapters read incoming bits in a single stream?
Oct 17, 2018
answer
11
Why couldn't a nework address be used as as broadcast address as well?
May 21, 2018
answer
10
Analyze Network Traffic by Autonomous System Number?
Jan 16, 2019
question
10
Appropriate certificate to ask for a fibre installation (ANSI/TIA-568.3-D?)
May 2, 2019
Top Meta posts
10
5
12
Disagree with what is on/off topic here? Join the discussion! Community feedback needed
7
What should we have in NE "How to Ask" box?
4
What should we have in NE "How to Ask" box?
3
Can we err more on the side of leaving questions open when multiple interpretations exist and some might be off topic/too broad?
3
Correct procedure for inadvertant privacy breach?
Top network posts
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70
Is "I do not want you to go nowhere" a case of "DOUBLE-NEGATIVES" as claimed by Grammarly?
42
Can the word crowd refer to just 10 people?
34
What do you call a painting painted on a wall?
33
2N2222 burning out in the lab at 22 V
28
How to understand a microcontroller's name?

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