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jcbermu
  • Member for 9 years, 1 month
  • Last seen more than a week ago
  • Madrid, Spain
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17,093
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1.9m
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About

I have been in networking for more than 20 years, during that time I've expanded my knowledge to Linux, python , javascript and VBA for Excel.

Recently my interest has been in VoIP and mainly Asterisk.

Badges
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2
gold badges
52
silver badges
60
bronze badges
Top tags
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496
Score
85
Posts
18
Posts %
222
Score
150
Posts
31
Posts %
136
Score
62
Posts
13
Posts %
131
Score
21
Posts
4
Posts %
95
Score
63
Posts
13
Posts %
67
Score
28
Posts
6
Posts %
Top posts
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All Questions Answers
Score Newest
answer
85
Why was port 80 chosen as the default HTTP port and 443 as the default HTTPS port?
Nov 6, 2015
answer
83
Did Windows ever support any hardware architectures other than x86?
Apr 7, 2016
answer
75
Why can't I use the first or last address in a subnet?
Aug 9, 2016
answer
66
What happens to TCP connections when I remove the ethernet cable?
May 7, 2015
answer
59
Confusion with storage capacity (powers of 10 and 2)
May 25, 2016
answer
55
Do most music CDs contain the needed info about their tracks?
Jan 12, 2016
answer
45
Pinging different IP address than what I entered
Mar 26, 2015
answer
41
AND function gives TRUE result for empty, BLANK cell - why?
Aug 31, 2016
answer
39
What can I do to protect my data on laptop if it were stolen?
Dec 4, 2017
answer
31
Why are subnet-masks relevant for the individual computer on the network?
Mar 22, 2017
Top network posts
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46
Difference between owner/root and RUID/EUID
44
Setting multiple groups as directory owners
30
What is $PWD? (vs current working directory)
22
How does a packet get corrupted in a network?
20
Where can I use the IPv6 documentation prefix

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