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

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410 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 ...
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3answers
3k views

Can modern switches act like hubs?

I've been trying to find a hub, specifically for the packet broadcast characteristic. I'm troubleshooting a NAS behind a NAT router and want to look at the traffic arriving on the wire and this seems ...
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2answers
213 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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1answer
329 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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5answers
774 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 ...
4
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1answer
3k views

Does IPV6 matter when choosing a new switch for home network?

Looking to upgrade my Fast Ethernet home network switch to a Gigabit Ethernet switch. Figured I should make sure that the new device supports IPV6, but in looking at the specs of a few switches, I ...
25
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2answers
187k views

Difference between Ethernet splitter and switch

I have one Ethernet port that is wired directly to the router on another level. However, I want to run a desktop and a server both off this one Ethernet port. Can anyone tell me the difference ...
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2answers
53 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
73 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
86 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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0answers
305 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
37 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
161 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
80 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 ...
1
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1answer
278 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 ...
-1
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1answer
51 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
1k 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 ...
0
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0answers
59 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 ...
0
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1answer
106 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 ...
-1
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1answer
121 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 ...
0
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1answer
48 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
1k 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 ...
0
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1answer
29 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
229 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) ...
0
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0answers
219 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
1k 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 ...
0
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1answer
91 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?
0
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1answer
573 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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2answers
527 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
2k 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 ...
2
votes
3answers
65k 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 http://...
2
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4answers
3k views

2 WAN to LAN, What router do I need? [closed]

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
39 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
885 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 ...
2
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0answers
714 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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0answers
58 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
341 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
127 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 "protected"...
0
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0answers
858 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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votes
1answer
64 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 ...
1
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1answer
59 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 ...
0
votes
1answer
1k 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
114 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 ...
0
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3answers
119 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
124 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?
0
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1answer
244 views

Router as VLAN broker bridge on single managed switch?

Will the network configuration below work? [ 8-port Managed Switch ] VLAN_1: Port 1 = Cable Modem VLAN_2: Port 2 = Router WAN VLAN_3: Ports 3-8 = Other Can the router on VLAN_2 broker between the ...
0
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1answer
138 views

Multiport connection between home router and switch for better LAN bandwidth

I have quite a few GigE devices at home that I’d like to have better LAN speed between them, but at the moment, all I have available are 3 ports on my (GigE) FTTH router (It has 4 but can’t use one of ...
11
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2answers
1k views

Multiple switches - how does it work?

I was reading about networking hardware some time ago and came across an explanation on how network switches work - basically, it said that a switch keeps an internal database of what MAC address is ...
0
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2answers
109 views

How can I separate networks so users can only see computers in their own department? [closed]

With 5 different departments, I want people to see and ping only one's department computers. 60 computers are connected in LAN environment through various switches, routers and one Cisco Managed ...
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1answer
35 views

Can we build a network switch chip by ourself? [closed]

Looks it it simple enough - just forward package to other port. I am wondering if is possible to build it on some common ARM SOC. Didn't need care about the speed or advance feature.