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

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Unreachable nodes in a mixed lan wlan network

I have a home Network starting with my Internet router which contains 300 MBit/s WLAN and a 4 port Gigabit Switch (FB7390). Attached to that Switch there is anoter 5 port Gigabit Switch. It was ...
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13 views

VLAN trouble - Nortel Baystack 5520

Hopefully someone can chime in, as it's one of the last pieces of the puzzle before I do the flip. I currently have 2 VLANs setup on my pfSense router & Netgear GS724v3 switch. All fine and dandy ...
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1answer
24 views

Networked device doesn't work with certain switches

I have a networked device (an old motion controller) that I have connected to my network via a switch. My PC is connected to the same switch. This configuration works as expected and I can ping and ...
0
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1answer
32 views

one lan port connecting to a switch, will the LAN cat type affect the speed?

I am fairly new to network setup. My topology is like this. WAN->Modem->Router->Hub-> 6 Wireless APs->Devices I have a fibre connection connected to a modem , then a modem connected to a router and ...
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1answer
34 views

Will a Modem -> Switch -> Access Point setup work?

So, I'm planning on chucking out my ISP's router because it's just plain not good enough. I'm planning on moving to a Modem -> Switch -> Access Point setup. I plan to have a DrayTek Vigor 130 ...
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0answers
28 views

Networking - New Apartment, Strange Cat5 Configuration

Every time I think I'm getting the hang of these darn computers, I realize that I know almost nothing whatsoever compared to what there is out there to know. Today, my quest for computer knowledge ...
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0answers
41 views

Guest Wi-Fi using the same Ethernet LAN as an IP video security camera network?

This hotel has a private network for all of its PCs, using the 172.20.7.0/25 subnet. A second, separate network for IP cameras uses the 192.168.1.0/24 subnet. All the cameras are connected using ...
4
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2answers
83 views

Why should I VLAN a switch when I can just use a subnet mask?

Using subnet masks: IP 10.15.1.1 with mask 255.255.0.0 will not be able to see IP 10.17.1.1 with mask 255.255.0.0, correct? So why would I ever want to VLAN a switch unless if I needed to separate ...
0
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1answer
82 views

Trying to achieve faster file transfer rates on my home network

I have tried to work through this problem on my own, but I have reached the point where I need your help, and/or encouragement. I have a small home network set up. The main components are 2 Macs ...
2
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2answers
40 views

Would a NAS and a PC have a gigabit connection if connected through a gigabit switch?

I have a gigabit enabled NAS and a non-gigabit router at the moment. If I connected both the PC and the NAS into the gigabit switch, then connected the switch into the router, would the PC and the NAS ...
48
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6answers
5k views

Why is a router needed?

I‘ve been trying to figure out why a router is needed. I know a router can be used for DHCP and some other things, but I’m just thinking of networking with static IPs. So the following: Is it ...
0
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1answer
18 views

Can I connect a CM820 modem to a switch to get more ports?

I have an Arris Touchstone CM820 cable modem (DOCSIS), but it has only one RJ45 socket. Can I connect a switch to it (like TL-SF1005D for example) in order to have more internet ports?
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1answer
20 views

Netgear Prosafe GSM7248 Console problems

Hey all this is my first time dealing with a managed switch and i seem to be having issues with trying to log into the RS232 console on it. First thing i did was reset it back to factory defaults (i ...
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1answer
65 views

Sharing internet without wifi

How can I use the Internet on two computers when I only have one Ethernet cable connected to the switch in my hostels's server room which is further connected to central sever room which is further ...
0
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1answer
26 views

DNAT - cascaded switch

I am trying to allow a service through my firewall to BOX1 that cascades off my managed switch. NET<------ [Firewall WAN_Firewall LAN] ------> [Managed Switch]------> [Unmanaged Switch]--------> ...
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0answers
7 views

Can I use part of a KVM switch to share 1 monitor and 2 computers? One is PS2 one is USB

I have 2 computers. One uses PS2 connectors for the keyboard and mouse the other uses USB. I need access to both computers. I have a PS2 KVM switch that does not power up with just the monitor ...
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1answer
62 views

USB switch for both data and power

I would like to make a switch for my USB cable. It's a microscope, so its data is important. Question is, in the "off" state, after disconnecting the two power cables, do I have to disconnect both ...
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0answers
31 views

Does a true Star Topology exist?

In Mike Meyers A+ CompTIA book, he defines a star topology as a network where all units connect to some central wiring point - I image many units connected to a switch. He then goes on to say that a ...
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0answers
40 views

Can running two cat 5e cables mprove speed between two routers?

I have a cable modem downstairs, with 120mbs connection. I have a router upstairs, about 100ft of cat5e cable away. The data rate there is about 50mbs. I added an ethernet switch about halfway, and it ...
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0answers
75 views

Is it better to have 2x 48 port switches or 4x 24 port switches in a network?

Short questions Is it better to run a large local network through either : A) run all cables back to 2x connected 48 port ethernet switches (with STP (required by Sonos)). or B) Run 4 x 24 port ...
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1answer
55 views

How are network switches configured remotely when they have no IP address?

A network admin can configure a network switch by connecting devices like a keyboard and a monitor to it directly using physical ports available on the switch. Like routers i think the option of ...
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0answers
30 views

Connecting two routers with device accessibility behind home cable modem

I have three routers [the wireless modem gateway, a linksys device which is in only switch mode, and another Linksys router which is in bridge mode] I have this setup: [cable modem] -> switch ...
0
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1answer
57 views

Network setup issue

I have two internet connection - one broadband connection of 8 Mbps and a lease line of 4 Mbps and CISCO 24 port switch, new dlink 600L router. Currently both this sources are plugged in Sonic fire ...
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1answer
23 views

Connecting router as a switch [duplicate]

In a home LAN, I have connected one router A (which is also connected to the Internet) to router B but router B is supposed to work only as a switch (I am not using the WAN port in router B at all). ...
2
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1answer
79 views

What happens if a switch loses too many packets consistently?

I was just wondering what happens if a switch loses too many packets. The reason I am asking is because I have a switch that is constantly overloaded. This is caused by individuals downloading heavy ...
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1answer
142 views

Possible network loop with WiFi and Ethernet when docked

I have been seeing a weird problem that I can't reproduce on demand and have a suspicion on the root cause. The Issue: Intermittently the entire network goes down until I walk around and unplug ...
0
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2answers
49 views

Easiest way to get wifi if signal is too weak [duplicate]

I want to get wi-fi internet access on a smartphone in a certain place. I have a switch there, it is connected by a 20 meters long network cable to a wi-fi router, the router is connected to the ...
0
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0answers
25 views

Share 1 hdd to PC and PS3

I have HDD connected to PS3 via USB. Is there any device to allow connecting this HDD to computer also? My goal is to have this HDD connected to both PS3 and PC and then on PC there supposed to be ...
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1answer
46 views

Can I use crossover with a gigabit switch to play games over LAN?

I was wondering if it was possible to use a switch to play games that use a LAN connection with my family. I know that the game I want to play works with a standard Ethernet cable from one Intel NIC ...
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2answers
40 views

How are mac address shared between initiater and target?

If there is a successful TCP/IP connection between two servers in internet layer and the source address and destination mac addresses are attached to the TCP/IP packets, then how are the mac addresses ...
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1answer
154 views

Network Hub to Hub - no network

I've set up a home network using hubs. I know it's best to replace hubs with network switches however the hubs were donated and it's not feasible to buy network switches. The setup consists of a hub ...
0
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0answers
93 views

How do I connect my D-Link DIR-605L wireless router to my TP-Link TL-SG2424P PoE switch?

We connect to the Internet via our D-Link DIR-605L wireless router. We just bought a TP-Link TL-SG2424P PoE switch to power our new VoIP phones and connect them together. (Our wireless router will ...
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35 views

Switch to switch connection

4 servers with 8 Ethernet connections Will it affect Network speed if I Mount a 16 ports Gbit switch in rack and connect one Ethernet cable from that swith to main switch with 30 computers connected. ...
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1answer
31 views

Network bridge - how to use them

Does/Can network bridges bridge 2 different network segments (with 2 different network/subnet mask) ? Or all the segments must be long to the same subnet in order to communicate ? What are the ...
2
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0answers
121 views

internet traffic slow through switch; VOIP issues too

There's already a post about this, but the solution to that one didn't work for me, so here's my version: We have Cox cable internet, 100mbps | We have a Sonicwall TZ 215w | We have a netgear L2 ...
0
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1answer
114 views

VLAN: Cannot connect to internet via AP mode

I followed the guide at http://kb.netgear.com/app/answers/detail/a_id/8898 in order to setup a VLAN on my network. Currently, one port is on VLAN 10, all the rest are on the default. If I plug a ...
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2answers
92 views

How to extend or to divide a network? [closed]

I try to understand the difference between the Switch, Hub , Bridge , etc ... But I did not really happen. In the event that I wish to extend my network or divide, what material should I use exactly ...
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5answers
132 views

Do routers act like switches when devices are connected to it by Ethernet cables or not?

In my networking class I learned that routers send data to all computers on the network, compared to switches that send data only to the MAC address that is needed. My question is if devices are ...
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2answers
33 views

How to connect network switch with ADSL broadband?

I have a ADSL broadband and I have connected two computers to that wired broadband using a network switch . But when I connect one computer to the internet and try to connect the other one , it does ...
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1answer
65 views

What is the difference between these 2 twisted pairs?

I have two cables marked: BELDEN 1583e utp cat5e 4pr awg24 iso/iec 11801 en50173 ec verified 100 ohm 1002069 ESSENTIAL utp cat5e by nexans EC verified 4pr awg24 lu0306 Both connected to TL-SG108E ...
0
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1answer
39 views

How do I set netflow collector on CIsco SG220 switch?

This is the first cisco switch that I am dealing with at home. Older, more consumer friendly, switch had simple way to specify netflow collector. Where can I set it up on Cisco SG220?
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116 views

VLANs, routing and DHCP

I've got my home network up-and-running to an extent, but I'm trying to improve the setup. On top of this, I'm using it as an exercise to try and learn the ins-and-outs of slightly more complicated ...
0
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3answers
31 views

Is it possible to have different subnet for different VLAN in a L2switch?

While creating the VLAN in L2 switch, is it possible for us to have diffetrent subnet for each VLAN? and for inter VLAN comunication can we use router(L2 switch)?
0
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2answers
68 views

DHCP packets broadcast on all ports on a switch?

I would like to monitor DHCP packets on a clientPC connected to a 4 port switch/router. Will i be able to see DHCP packets sent or received on clients connected to other ports on this switch as well? ...
0
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1answer
38 views

Are the rating of switches the total bandwidth for all communication or between any two ports

Let's say I have 4 computers on a gigabit switch. Is the switch's gigabit rating the speed for all connections added up or the speed between any two computers? For example if computer 1 was ...
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1answer
103 views

Static routing for static IP on a layer 3 switch

I'm trying to set a Layer 3 Switch (An HP v1910-48G) on my pension (we have around 30 computers). I've got a 6 IP range (4 IPs + 1 Gateway + 1 broadcast). I've created 3 VLANs: VLAN 001: It's a VLAN ...
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1answer
32 views

Switch connected to router. How to deal with port forwarding?

I have a dsl router which a 8 port switch is connected to it. If I connect computers to the switch how would I manage port forwarding in this setup? is it possible? would it be recommended in a ...
2
votes
1answer
370 views

Is 802.3az / EEE important for a network switch for structured cabling?

Please note: I am not asking for specific product reccomendations. I am in the process of expanding wired ethernet cabling in a building during a remodel. I currently have about 20 runs of CAT6a to ...
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0answers
86 views

UDP not forwarded through switch

I have a switch D-Link DGS-1210 with 52 ports. There is a device connected to the switch that shall be updated. The update requires a TFTP transfer between my PC and the device. Unfortunately the ...
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0answers
47 views

Connecting Router to A Switch

The reason I want to do this is because my school does not allow router to be set up in my dormitory. When I connect using a router the internet works just fine, but randomly it will disconnects (or ...