Top new questions this week:
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I know that the organization that distributes IP addresses decided to assign 192.168.xxx, 172.xxx and 10.xxx to private networks. However, I thought that private networks have their own address space ...
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What happens with a ping when it enters a network? Does the router redirects it to one of the devices on the network, or it sends the reply itself?
Device a1 from network A, with public IP adress P1 ...
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I'm currently looking at physical interface damping on Juniper MX.
Fun Fact: Nowhere on this site is it mentioned that the penalty added
per interface down event is 1000.
Currently testing this:
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Can someone please explain how looping problem is transient in case of link state routing, but is persistent in distance vector routing.(maybe with a nice example)
Thanks in advance! :)
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New to networking and studying hard but limited access to a kit to try things at the moment...
My question is - if I had, for example, two Layer-2 switches cable connected, could I have devices on ...
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We're currently using port isolation to prevent communication between computers on the same vlan and use client isolation on our guest wifi. The reason for having this enabled is to prevent unwanted ...
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We have recently switched from HP Procurve series to HP Comware based switches. A configuration which has been working on Procurve doesn't seem to work on Comware. Here are the details:
The provider ...
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Greatest hits from previous weeks:
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I hear about VLAN tagging, but I don’t quite understand the concept. I know a trunk cannot accept untagged packets without configuring a native VLAN, and that access ports only accept untagged ...
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I'm not too clear on subnetting rules and experienced an error when I tried to assign 148.26.1.176/28 to an interface on my Cisco router. Can someone please explain why it was not allowing me to ...
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I am trying to get a list of the devices that are connected to my Cisco (Catalyst 2960) switch. Preferably through SNMP. Here is what I've already done:
I was able to retrieve the ARP table from the ...
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I'm studying IPv4 addresses and came across this whole thing about classful addressing. I get the idea behind it, bit there is something I find confusing:
There are two "ABC" ranges:
First one:
A: ...
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What does the "/16" means in here : "192.168.0.0/16", for example.
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I’ve been following the CCENT official certification book(100-105) and came upon this question in the “do I know this already?” quiz. The books only covered /24 subnetting only so far.
Which of ...
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I'm confused as to the difference between maximum segment size and a maximum transmission unit.
Can someone please explain in relation to layers 2 and 3?
If I had a packet of 800 bytes in the ...
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