A network switch or a hub is a computer networking device that connects network segments.

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10
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3answers
16k views

Can I connect a PC to a PoE switch?

I have a switch with Power over Ethernet capabilities. Is it allowed to connect a PC to a PoE switch?
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0answers
26 views

Access to Private IP Addresses without exposing them on a network

I have 4 ethernet devices contained in one system. There are several systems connected on the ethernet network; I would like to use the exact same ip addresses internally with in each system. . I can ...
0
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0answers
19 views

TrendNet TEG-S16D port to Unifi AP freezes causing connectivity loss

I needed more ports so I upgraded from a TEG-S80DG to a TEG-S16D (unmanaged switch btw) and started encountering this problem. The port which is connected to a Unifi AP is "freezing" causing all ...
0
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2answers
266 views

I have split my PPPoE connection with an Ethernet switch and now I am getting the same speed in both PC simultaneously. why is that?

Not that I am complaining or anything, its just that I am overwhelmed! I have a PC and a laptop and a Netgear 5 port Fast Ethernet Switch. I connected both of my computers to the switch and started ...
1
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1answer
27 views

Switch Trafficking

I'm running a simulation in riverbed modeler, and I've got two broadcasting domains each having one Ethernet advanced hub and 16 Ethernet advanced stations connected to it through 10BaseT links. ...
0
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0answers
44 views

Cannot ssh from host to guest os in Virtual Box

I have a windows machine with virtual box installed. I have ubuntu VM within the virtual box. If I setup my vm's network to use NAT, and setup port forwarding to forward from my localhost to the 10.x....
47
votes
5answers
22k views

Switching to tabs to the right or left of the current tab in Notepad++

How can I switch to the document to the left or right of the current document in Notepad++? For example, if I have documents A, B, and C open, and I'm currently editing B, I would like a shortcut to ...
0
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1answer
84 views

POE switch to AP no power

I have a POE TP-Link Switch (TL-SG1008P) and Im trying to power on on a TP-Link AP (TL-WR743ND) through CAT6 Cabling. Ive tried to connect switch and AP direct (no patch panel or modules) and still no ...
0
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0answers
50 views

Guest Wireless Network via VLAN configuation issues

I am attempting to set-up a guest WiFi network on a Netgear WAC720 access point. This is only a lab set up for proof of concept. I am not 100% on the VLAN configuration, so I may be missing something. ...
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0answers
25 views

Layer 3 switch with ACL or firewall

I have a layer 3 switch with VLANs that have ACL, do I need to get firewall hardware or will ACL do? This is for a home network.
1
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1answer
47 views

SSH permission denied in a closed system with twin machines

I have a network with 3 machines: one server (192.168.200.1) connected to the outside world and two twin machines (192.168.200.2 and 192.168.200.3) connected to server through a switch (default ...
0
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1answer
51 views

How can I limit ethernet speed via hardware?

Let's say I have a google fiber. Can I have a modem that is connected to a switch that is connected to many routers and have the connection speed split randomly between the routers? If so, how and ...
0
votes
2answers
10k views

Can ping device from one computer and not the other

I've recently been assigned to work on a diagnostic program done in C++ which communicates with a piece of electronic equipment. Our normal scenario involves communicating via an RS232 interface, but ...
0
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1answer
20 views

will a WAP work through a passive switch

I have a Comcast modem/router that currently provides internet to my house, but I want to upgrade and add a WAP and some ethernet drops around. I have set up networks before, but I have never done ...
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votes
1answer
23 views

What are the differences between a private network and a subnetwork?

And what are the advantages of creating subnetworks if computers are assigned different IP addresses from the same range and can communicate with each other also with switches?
1
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0answers
233 views

When a computer wants to send a IP packet to another computer in the same network, how does it know the destination MAC address of that host?

I know that switches are better than hubs because they can forward an Ethernet frame exactly to the host that has that specific destination MAC address. However, when two computers communicate, they ...
0
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1answer
45 views

How to give desktop internet to wireless modem

I just bought K-PIX broadband connection. I have a desktop computer, a wireless modem with 4 LAN port (450TC1 model) and a LAN cable. I also have a wireless USB dongle. My modem does not have RJ45 ...
1
vote
1answer
58 views

Segmented home LAN

I'm currently re-organising my home network. Current setup is pretty much Evil Internet <--> Modem <--> WiFi-Router <--WiFi--> Printer, Laptops etc. There's other devices on the ...
0
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0answers
51 views

How to fix blank screen in a VGA switcher?

I just now bought a Köning VGA switch (Model name:CMP-SWITCH51), for I can SWITCH between my monitor and my ps4. The first problem was, a out of range message, which came from my video card, but ...
2
votes
1answer
1k views

How to switch GPUs without using the tray app of Power Manager (Lenovo T500)

So.. the laptop got two GPUs. Intel and ATI. I can switch by opening the tray app, and choosing the VGA. However, it's got a "non-standard" size, it makes my tray look weird. Is it possible ...
1
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2answers
38 views

Home networking issue

I would like to put a wireless router in the main part of my house and a switch in the garage to avoid clutter and so I can have better wireless connectivity within the house for wireless devices. My ...
4
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1answer
107 views

Linux server acting as router for network switch (LAN party)

I'm going to be hosting a LAN party as part of a youth group and need to set up a small wired network (about 10 people) for the players to access the server where the game files are held for ...
1
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1answer
75 views

Best way to setup a SoHo set of unmanaged switches

Sorry for what is probably the most basic question in regards to networking - but I've been finding a lot of contradicting advice both online and from colleagues. I've just moved into my new house and ...
1
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1answer
470 views

Why does my gigabit switch lose connectivity?

I have a very simple home network system. I'm trying to replace an older 10/100 4-port switch with a new gigabit 8-port switch to support additional computers without much luck. Configuration is: ...
1
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0answers
42 views

Ping Request Timeout when AP connected to the network

Currently I have Rv320 router connected to the internet e900 cisco Wi-fi router as Access Point conected with DD-WRT to the Rv320 Hp 1920 switch connected to the Rv320 The problem is that I'm ...
0
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0answers
106 views

Host connected to Cisco 3750 L3 switch and 3825 router cannot connect to the internet

My environment consists of a Cisco WS-3750-24T-S L3 switch, a Cisco 3825 integrated services router, and a host connected to the switch. The host is a virtual machine in ESXi that is tagged as VLAN 30,...
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1answer
631 views

VMWare Virtual Network Editor - Bridged Network not working since switch

I want to connect my virtual Debain server to the LAN via a bridged network. The virtual bridged network is configured in the VMWare Virtual Network Editor (VmNet0 - Bridged), the right NIC has been ...
0
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1answer
71 views

Cisco SF95D-08 switch config

I bought a Cisco SF95D-08 switch, but it seems that all of them are RJ45 Ethernet ports Does it mean that I cannot configure the switch?
0
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4answers
139 views

Determining fastest LAN speed

Hey guys I'm doing my homework and I don't understand this question. If anyone can help me solve or point me in the right direction would be much appreciated. The question is: if I have a 1Gbps NIC, ...
0
votes
1answer
46 views

How to check my network to keep it without problems [closed]

I have 3 networks with 3 different switches. But all the switches have their LED light blinking permanently. A technician came and told me "Wow, you have very heavy problems with the collisions on ...
0
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0answers
66 views

One-armed home router with cheap smart managed switch and cable modem?

My question is if such a setup would work: A cable modem, several LAN machines as well as the router/server (Linux box, with just 1 port) connect to a cheap smart managed switch such as the TP-Link ...
-1
votes
1answer
40 views

Configuring switch as a patch panel

I have 24-port gigabit HP 2824 switch and 4 servers in a 42U rack that I want to put online. University's policy is that no switch should be attached "to the wall" (a good policy). I want to run 4 ...
0
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0answers
71 views

Router not listing devices connected through POE switch

I have an ASUS RT AC66U and a TP-Link Archer C9 (AC1900) router. I have 4 cameras with static IP addresses connected through a POE switch. If I connect the POE switch to my TP-Link with its default ...
0
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0answers
48 views

Access local VM from an external device

I have a local VM that hosts my website. The private IPv4 address of the VM is 192.168.10.120/24; I can access the website both locally to the VM and on the main machine by typing 192.168.10.120:80 in ...
0
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0answers
18 views

AP doesn't work properly with D'link dgs switch

I purchased D'Link (dgs 1210 28 ) rack switch to connect 4 AP with a router temporary (Network will extend soon). After I plugged the Data server and the Router into the switch the lights became ...
0
votes
1answer
87 views

What is the bandwidth through an uplink port when using link aggregation on a switch?

To use link aggregation you need a smart managed or managed switch. I'm wondering if you really could get 2 Gbps if you aggregate two 1 Gbps port. Full duplex is on each port but the upstream port ...
1
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0answers
137 views

Watchguard firewall with DHCP

I have a watchguard with the ip address of 192.168.1.254/24 (DHCP disabled) and all the user will get IP from Window 2008 DHCP Server [192.168.1.2 to 192.168.1.250] /24. Now I need to increase network ...
1
vote
3answers
75 views

I can hear it pinging and talking, but it can't hear anything

I got one-way connectivity to some devices and sometimes(randomly) no connectivity, with odd link-status LED lighting. There are 1 PC(mine) and 2 routers('A' and 'B') connected to a switch(unmanaged) ...
0
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0answers
26 views

Route existing network connections to new location?

This is a home situation. Have 20 devices throughout the house wired into the basement into a HP gigabit switch (with support for 2 fiber connections). Switch also has my router/cable model plugged ...
0
votes
1answer
79 views

Alcatel SR (7210) vlan configuration

Not sure this is the right place to post. Leave a comment and I can copy the question. I am very new to Alcatel SRs so any help will be appreciated... I have an Alcatel 7210 on which I receive dot1Q ...
1
vote
2answers
219 views

Vlan config for switches

I am adding 4 HP switches into an environment with vlans. I need to separate 2 data networks and 1 voice network. I am rusty on the tagging, untagged and trunk needs. Each vlan will have its own ...
0
votes
2answers
73 views

ping across broadcast domains

(non native english poster) As I was trying to test the way ARP resolves the IP addresses on the layer 2, I have set up a host (H1) with a fix IP having the following address inet 192.168.0.123/16 ...
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1answer
80 views

Ethernet switching increases a network’s available bandwidth.Exactly how does this occur?

Ethernet switching increases a network’s available bandwidth. Exactly how does this occur?
2
votes
3answers
1k views

How do I access local computers through a network switch?

I have a switch connecting several computers with my ISP. All the computers gets external IPs from my ISP. When tracing the route between two of the computers the traffic always passes through my ISP ...
0
votes
0answers
38 views

I FUBAR'd the IP, subnet, and VLAN settings. Now how to access managed switch?

I have a Dell powerconnect 2748. I think I have done messed it up though when setting it up because so far I have not been able to access the webconfig of the switch after I changed some settings I ...
9
votes
2answers
375 views

Why does my HP switch appear to be reporting inconsistent information?

I have a HP 1810-8G (J9802A) 8-port managed switch (according to its labels). I bought this one because of its capability of mirroring the traffic to a port. Now I'm wondering whether this may not ...
0
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1answer
49 views

How to configure Network for machines to have access to local wireless printers and devices

I have several computers in my network that have public static IP's. I also have a number of computers and devices that have private IP's, some static and some dynamically assigned by the router. I ...
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2answers
219 views

How many users for one ethernet cable? [closed]

In our office, we have our router that is connected to the internet. From there, we would like to lay an ethernet cable to 3 other rooms with about 30 computers. We were considering the following ...
0
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0answers
28 views

Turn Netgear FS108P into a hub

I have a PoE device that I power over a Netgear FS108P 10/100 switch. The PoE device communicates with a server and I need to debug the communication between the device and the server. I am running ...
-2
votes
1answer
73 views

Can an unmanaged switch slow down internet access?

I have an ADSL router. It works fine. When I plug directly into it via ethernet, all is fine. It doesn't have enough ports though, only 4. I bought a cheap Dlink unmanaged switch. When I connect ...