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Questions tagged [network]

For questions about Networking that includes design, and use of a network, the physical cabling, hub, bridge, switch, router, and so forth. Anything in relation to networking and its technologies.

4
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3answers
282 views

Is there any reason to use a hub over a switch?

Given that hubs are essentially the same as switches, as far as I know, except they share bandwidth between all connected devices, while switches do not, resulting in faster connections. I am simply ...
2
votes
1answer
58 views

Do unmanaged switches honour QoS priorities set by managed switches?

Details about the devices We have a 24 port NETGEAR managed POE switch that has QoS capabilities. We also have the following unmanaged switches, 24 port Cisco POE, 48 port Cisco, 48 port NETGEAR, ...
0
votes
2answers
73 views

Loopback Interface speed is 10 Mbps but Incoming and Outgoing Traffic is in Gbps

I am writing a script which mails interface data to network admin. For this I'm using LibreNMS and RRDTool to gather data. On inspecting one of the loopback interfaces, I found that the interface ...
5
votes
2answers
2k views

Network Gateways vs Interfaces

When looking at the contents of a routing table section on the Wikipedia article on Routing Tables, it contains a table as an example of a routing table with two headings which have an unclear ...
4
votes
2answers
2k views

The best way to understand Vlans?

Every time i try reading about the configuration of a device and adding it to the network, i always face a problem. The problem is basically am not able to understand Vlan's, and how for example some ...
2
votes
1answer
274 views

Waiting time in CSMA/CD doubt

I have a doubt regarding the time a particular node will wait after collision. I am using numerical values here so that one can easily understand my doubt. Suppose in a network, we have 2 nodes A ...
2
votes
2answers
289 views

Cisco: Two interfaces on one network

I'm a newbie to Cisco Equipment and IOS, but got myself a Cisco 2811 and have been playing with it and getting to grips with the basics quite happily. One problem i'm having is trying to get two ...
1
vote
1answer
85 views

What is the meaning of the word 'band' in the following terms: broadband, baseband and bandwidth?

I am interested in the terminology of the following words: baseband, broadband and bandwidth applied in tellecomunications. What is the meaning of the words, how were they formed and what do they mean ...
1
vote
3answers
379 views

ARP Table basics

I'm using the arp -a command to look at the ARP table on my personal computer. After executing the command it shows two types of addresses, dynamic and static. What do the dynamic and static types ...
1
vote
1answer
244 views

What is the meaning of the CS and EE abbreviations in these sentences?

They are from Tanenbaum network book: In CS: Bandwidth is the capacity of the media in bits/sec In EE: Bandwidth is the width of the frequency band, measured in Hz