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

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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 ...
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7 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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30 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 ...
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3answers
21 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)?
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2answers
40 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? ...
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24 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
17 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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24 views

Setting up a small network with a redundant WAN setup [migrated]

Asked on the network stack but referred here, partly because lower grade equipment. Small office and we are trying to piece together a network with our two wans (diff ISPs) a switch and a few ...
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2answers
7k 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 ...
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1answer
18 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
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1answer
40 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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15answers
9k views

Mac-like alt-tab replacement for Windows 7?

Is there an alt-tab replacement for Windows 7 that works in the same manner as command-tab and command-tick (tilde) on OS X? Requirements: 1. Completely keyboard-shortcut-based, no mouse action ...
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2answers
7k views

Is there a switch that will connect directly to my modem and allow my router to serve only as a WiFi connection?

Details Devices Internets -50Mbps Cable Internet Modem - Motorola Surfboard Extreme Router - Netgear WNDR3700v3 Switch - D-Link DGS-1008G Wired Ethernet Cable - Cat6_24Awg_ Device Configuration - ...
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0answers
40 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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37 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 ...
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0answers
28 views

ACL inter-vlan routing

I need to configure access control list on layer 3 switches for a some school's: Now the PC's from one classroom can access the PC's from the other classroom. How can I configure that they only can ...
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0answers
18 views

Trouble With Network - Apple Time Capsule & Cisco SG-300-10P

How can I setup my network to allow access to devices connected to the Cisco SG300-10P switch from my Apple Time Capsule? My current network setup Comcast Modem / Router --> Cisco SG300-10P ...
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0answers
23 views

How to work with DSCP values on a ( D-link dgs-1210-48)

I want to configure QoS on a D-link dgs-1210-48. The current configuration is that all values are low except the DSCP values 40 up to 46 It looks like this but only on my configuration the values 40 ...
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1answer
31 views

8 port router or 3 port router with 5 port switch

I just recently got my condo wired with 6 Ethernet ports. I was wondering is there any performance difference if I were to get either just an 8 port router and just connect everything to it vs if I ...
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1answer
47 views

topology for an unmanaged switch (firewall)

I'm considering an unmanaged switch. My understanding is that many of these devices explicitly lack a firewall. In that case, what do you use as a firewall? I suppose one option would be to use a ...
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1answer
41 views

Question about subnetting with switch

I have a setup which includes desktop pc, server pc(would also act as router), raspberry pi and ethernet switch (and possibly other devices if I get new switch). I would like to know if this ...
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0answers
235 views

How to turn off power/signal on a laptop HDMI port? (It triggers HDMI switch)

I have a automatic/intelligent HDMI switch . Automatic in the way that it always switch to the latest input that receives signals. I have connected a laptop (Windows 7, ati 4670 with official ...
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1answer
23 views

Poor throughput to the internet but just fine locally.

I have a router (Linksys E4200) connected to the internet (via external modem) and connected to a Powerline (AV500) device. I have 2 computers connected as follows: Modem <-- 1GbE --> Router ...
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1answer
62 views

Setup Help with multiple routers

I'm trying to expand the wireless network in my church and am having some issues. I'm not a networking expert so I'd appreciate some input. Here's our setup: AT&T/Motorola Gateway (NVG589) ...
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54 views

Verizon FiOS loses IP when multiple devices are connected via a switch

From my Internet router (Verizon FiOS) I have a cat 6 line that connects to an upstairs 8 port switch. From that switch, I’ve connected my Yamaha receiver and TV. This has worked for several years. ...
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1answer
86 views

Maximum Bandwidth through gigabit switch

This seems like a simple question, but I can't find a definitive answer for it. I have four devices connected to a Gigabit switch as in this diagram: Can I get the full GBit bandwidth from A-B ...
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1answer
85 views

How can I switch windows on a timed basis

I would like to have one window maximized for X minutes, then have it switch to another window ad infinitum (Windows 7/2008 R2). How can I accomplish this?
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1answer
67 views

Setting up Remote FTP server access via switch, router and modem

I'm trying to access my remote FTP server from a PC that is connected to our (Virgin) DSL modem via a switch (Netgear GS108PE). The switch is connected to a Router (Asus RT-AC68U) and that is ...
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3answers
93 views

Ping not working between two devices when going trough a switch with nothing else connected

(Apologies in advance if this is misplaced here. I'm trying to integrate a NAS into my network and have multiple problems. This is one of several questions that I'm planning to ask about this here.) ...
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2answers
540 views

Daisy chaining PoE switches for IP security camera system

I have a fairly large (for me) security camera system to install and the cost of cabling is keeping this project cost prohibitive. I'll outline what I'd like to do, and welcome comments on the ...
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3answers
15k views

Can I split one ethernet line coming out of my wall into multiple separate lines?

Hi all and thanks in advance. I'll start with some background. I live in an apartment which provides internet service included in the rent. They use company called pavlov for the internet ...
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4answers
2k views

2 WAN to LAN, What router do I need?

I did CCNA a long, long time ago at school, and now I need to use it. But as you know, you forget things quite easily when not using them. :P Ok, I need a router that is able to be connected to 2 WAN ...
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1answer
37 views

Is there any defensive element for non-standard voltages on networks?

Assume that an attacker join to our network as a good person and we give him a cable that is connected to one of our switches. Now, If he connect the wires of that cable to a high voltage (60v for ...
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1answer
56 views

How Duplicate address is detected in lan for ipv4 networks

If i have two pc's connected to a switch , and i statically configure the same ip address on both the pc's, then how the pc's come to know that there is a address conflict (duplicate address) on the ...
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0answers
351 views

cannot connect to OpenWrt router via switch

(Copied from the OpenWrt forum, where it went from the visible pages without answer...) Dear all, a few days ago I set up a TP-Link TL-WR1043ND with OpenWrt Attitude Adjustment 12.09-rc1. The router ...
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21 views

Why does my managed switch report a short in my cable? Is it accurate?

I'm using a Dell PowerConnect 2824 and it has a built-in Marvell Virtual Cable Tester. Is it accurate? It's reporting "Short Cable" on many of my cables that are working perfectly. However, two new ...
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0answers
47 views

Possible to route multiple networks through same Switch? [closed]

I am not sure if I phrased this question correctly so I drew it out as best as possible My dilemma is I am on a budget and Nano/Booksize PCs with dual RJ45 connections are twice as much as the lower ...
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2answers
71 views

Switch after Router seems to create own subnet

I have a Router (Easybox 802) connected to the Internet. It has sockets for LAN-cables and a wifi-antenna. One socket of the router is connected to a switch (netgear fs605 v2) in another level in the ...
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2answers
92 views

Adding a switch hangs my network

In my current setting, I have a Cisco EPC3982AD router running it's own DHCP server, and handing out addresses on the 192.168.150.X subnet to machines connected to it, on the LAN interfaces. In the ...
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4answers
69 views

Would a switch be covered by a router's firewall

I need more Ethernet ports on my home network. Sadly, we already have an old router connected to the main router and we still need more ports. Would the devices connected to the switch be ...
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0answers
20 views

(Un)managed switches (R)ARP tables size?

The question in short : What is the address storage capacity of (un)managed switches nowadays ? Or does it not matter anymore ? Question in long : I remember that back in 2005 you had to make sure ...
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194 views

NAS can't connect via switch but works directly on router

I own a WD MyCloud 3TB and a TP-LINK TL-SG1005D Switch (10/100/1000Mbps 5-Port Gigabit Desktop Switch) as well as a Linksys X3000 Modem-Router. If I attach the NAS to the router it connects without ...
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1answer
41 views

Router as switch between wall and main router

Here is the situation: I have an old SMC router that I want to configure as a switch (or bridge, I'm not sure what it would be...) to act as a device that is connected to the internet outlet in the ...
6
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8answers
19k views

How to disable Windows system sounds - permanently - but not application sound

I prefer the sound scheme of Windows 7 HP to be set to "No Sounds" ALL the time. The problem is, when I switch themes, the themes switch sound schemes also. I know I can go in and disable/change to ...
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1answer
39 views

Connecting to a computer on a switch from a computer directory from router

So I have 3 Computers: Computer 1: Connected Directly to router. Vendor: Cisco, Model: DPC3939 Computer 2: Connected to switch. Vendor Dynex, Model:: DX-E401 Computer 3: Connected to switch. Vendor ...
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1answer
215 views

IPTV and NET over one cable - VLAN

My scenario: House with 2 floors. 1st floor equipment: ONT (fixed on this floor) - with four ports - three for IPTV and one for Internet Netgear Switch GS105E NAS (fixed) Computer (fixed) ...
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1answer
130 views

Monitor switch traffic load on specific port (CISCO managed switch)

For troubleshooting networks problems I need to know how to monitor the traffic (work load) on a managed switch. I read about SPAN for CISCO switches. But it seems to be overkill since it does mirror ...
0
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1answer
36 views

Make CISCO RVS4000 into hub mode

I am trying to do packet analysis with a RVS4000 Cisco device that has four computers connected. The device is not broadcasting packets to the other devices connected to the device. For my lab, I ...
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3answers
44 views

can I use eth0 interface to connect to two different networks

I'm using Ubuntu on PC. I have switch with 5 ports, and Rasberry. how can I connect to raspberry via eth0 using static network (192.068.0.0/24) and in same time connect to internet using another ...
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2answers
26 views

Can just modem + hub distribute internet to the computers without router?

As I asked in question header, without router can we share the internet with modem+hub or modem+switch?