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Network Engineering
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jonathanjo

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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  • Member for 1 year, 3 months
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  • Last seen 34 mins ago

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Top Posts (326) All Questions Answers | Votes Newest

24 acknowledgment by TCP does not guarantee that the data has been delivered Dec 20 '18
21 Where is Ping's “round-trip time” stored in the IP header? Sep 14 '18
11 Why couldn't a nework address be used as as broadcast address as well? May 21 '18
10 Do network adapters read incoming bits in a single stream? Oct 17 '18
9 Why is the BGP base on TCP 1027 rather than 179? Nov 26 '18
8 What does the “T” shape mean in network topology? Oct 23 '18
7 What is responsible for dropping Layer 2 frames that's not addressed to it? Jan 17
7 Ethernet padding value Sep 24 '18
7 Do VLANs with no ACL assigned block inter-VLAN traffic by default? Aug 6 '18
6 How to connect a special device in a network Dec 15 '18
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