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Jens Link

Freelance computer geek, specialized in IPv6, monitoring (open source only), network troubleshooting.

Familiar with Linux (Debain GNU/Linux, Centos), Cisco Routing and Switching and JunOS Routing and Switching.

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  • Berlin, Germany
  • blog.quux.de
  • Member for 5 years, 1 month
  • 144 profile views
  • Last seen 10 hours ago

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Top Posts (73) All Questions Answers | Votes Newest

33 Why are IPv4 addresses 32-bit? May 15 '14
31 PING port number? Jan 9 '17
29 Difference between sniffer tools Jul 23 '14
16 How can I calculate the number of internet routes myself? Apr 22 '14
11 Why are ethernet / mac -addresses in hex and ip numbers in decimals? Sep 23 '14
8 Is there 64k range VLAN support? Apr 25
7 Juniper Switching - Cheap Lab Aug 15 '14
7 Network Address Translation Jul 20 '14
6 Is a 192.169.0.0/16 a private address range? Mar 25 '15
6 When connecting 3 switch in Spanning tree, Should I use Switch port or SFP ports? May 20 '14
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