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

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106 views

Computer causes internet loss on other devices

I have a switch that is directly connected to my modem. attached to this switch are a computer, PS3, PS4 and a NAS. They all have been assigned static IP addresses. My problem is the following: ...
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3answers
414 views

How to communicate with devices that have the same IP address

I have a situation where I need to communicate via telnet to multiple devices that have the same IP address. The context is that I am writing a "final test" of devices in a manufacturing facility. ...
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1answer
113 views

Where to place a port-mirroring switch for home network monitoring

I want to start monitoring traffic that goes in and out of my home network. I'd like to collect information like bandwidth usage and (specifically) HTTP requests from home computers to websites. From ...
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0answers
21 views

Forcing ZTE AC2726 to mount as modem

I have a ZTE AC2726 cdma modem and I want it to mount the modem portion directly without the need to install the carrier manager (which BTW laggy and hangs sometimes for no reason) but I can't find ...
0
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2answers
57 views

How to create a home network over a wide area [closed]

I am trying to design a flexible and "future-ready" home network for our 3-story, 5-room townhouse, with a 4-port ethernet wall plate in each room, using one of the ports in each room as an input and ...
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1answer
93 views

Network connection to server lost, but not to internet

I have a network with four computers, each running Windows 7. All of them are connected to a central switch. My problem is that the internal network connection is lost very often, although internet ...
21
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14answers
8k 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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1answer
49 views

Can i join one server with multiple ethernet wires to switches

I saw one video where the user has one 100mb switch and other Giagbit switch. Then he has his all servers first network card connected to 100mb switch and second to the Gigabit switch he says that ...
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0answers
13 views

How to access GSW-2451T 24-Port Switch?

We recently got hold of a GSW-2451T 24-Port Switch. There is no manual and I haven't been able to find one online, not even at the manufactorers website. I need to access it so I can set a static IP ...
0
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2answers
914 views

Odd behavior with Airport Express connected to existing network

At my business I have set up a network to accommodate both wired and wireless connections. My setup includes a Motorola Surfboard SB6141 cable modem, an Ethernet switch, and two Airport Express ...
2
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3answers
565 views

Switch or Router for LAN party?

I was wondering, if I want to play games with lots of my friends, without clogging up my house's router's connection (my grandma will be using it at the time), whether I should buy a network switch ...
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0answers
29 views

Connecting local network using switch and router with just 2 interfaces

I need to connect a very small network (< 5 devices) to another network. The other network provides only a wireless AP. I was thinking about using an old Linux box with a wifi card and a single ...
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0answers
57 views

Is it possible to use an optimum provided netgear WNDR3400 as an access point or switch?

I recently purchased an Asus RT-N56U gigabit router to replace the netgear WNDR3400 router provided to me by optimum, I had the idea to use the optimum router further down the line, in my room as an ...
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4answers
326 views

Internet Connection Sharing via Switch

i want to ask if is possible to share an internet connection via a switch. Two raspberry pi are connected to the switch and a windows laptop that is wirelessly connected to the internet. Is it ...
0
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1answer
603 views

How to connect two different network segments using a switch and a router?

We have a existing network setup where we have two D-Link switches,connected to each other. IPs are manually assigned in the range of 192.168.0.x on PCs directly and unassigned ones get IP from the ...
0
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1answer
45 views

How can i make the data transfer between esi server and computer faster on LAN

My LAN speed is very less. Even downloading from Internet is fater "1.5MBPS" and from LAN its 300KBPS. MY setup is like this Netgear wireless Router --------DESKTOP Netgar ------wireless bridge ...
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2answers
125 views

Connect 2 computers to internet (1 ip) via switch

How to connect 2 computers to internet with a switch if ISP gave me 1 IP? Obviously, if I set the same IP on both PCs, one of them will not connect. Both computers are running Windows 7 (but answers ...
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0answers
62 views

Port forwarding on a slave router

I'm having a little struggle with the situation below. First I'll explain the basic setup which used to work: Wireless 4-port LAN router from the internet company Static IP for an IP Camera NAT port ...
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2answers
34 views

Dual wifi router setup

Can I use a gigabit ethernet switch plugged into my cable modem and then plug two different wifi routers into the switch. I want to use my new high speed router to always go through my VPN and my old ...
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3answers
4k views

Cisco switch Link status Up, Protocol down

I just bought a Cisco 3750X switch and when I did a sh ip int brief command, I see that my TE1/1/1 interface (it's a 10G port) has status up but protocol down. Right now, this 10G port is connected ...
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1answer
40 views

Why would a layer 3 switch ever need more switching capacity than all ports full-duplex?

I've read a few different places about switching capacity etc. From these items I've learned that in order for a switch to be non-blocking, the switching capacity of said switch must be double the ...
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2answers
695 views

Simultaneously switch tags as one screen in multi monitor setup

Just got setup with Awesome, after initial what-on-earth-is-this-thing confusion, I find myself liking it ;-) One issue that I'm struggling with is a feature that many likely prefer in a multi ...
4
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1answer
1k views

What happens if an unmanaged ethernet switch is looped (connected to itself)?

I don't know much at all about networking, and I when I tried to find an answer to this online I found someone who posted a one sentence answer saying "It would cause lots of broadcasts and ...
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1answer
1k views

Multiple Netgear GS608 V2 Problems

My network consists of: Netgear DG834N ADSL Modem (4 port) Connects to... Netgear GS608 V2 8 Port Switch This has 1 PC & a NAS drive connected to it. It then has a Cat6 cable connecting it ...
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1answer
35 views

Checking RAM on a Cisco device

When you do the "show version" command on a Cisco networking device you get some basic software and hardware information, including the amount of RAM which is shown like this: ...
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0answers
32 views

Trying to connect two computers to a switch, but I get “cable unplugged” in the second one

I have a modem-router, and I connected a switch to it. Then I connected a machine running Fedora 20 to the switch, and it said "cable unplugged". Restarting various services didn't help. Then I ...
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1answer
92 views

Two Devices, Same Subnet, No Communication

This is a stripped down version of my home network, and my problem is I can not get 192.168.20.100 to communicate with 192.168.20.4. The workstation pings both routers and the server fine, and ...
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1answer
63 views

Why do hubs and switches receive on pins 1 and 2 and transmit data through pins 3 and 6 of their cable?

Is there any reason they couldn't have been made to use the same pins as NICs and routers for transmitting and receiving? I had trouble finding any information about this through Google, so I hope you ...
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2answers
125 views

Will connecting two hubs with two cables help for performance?

I have two 1 GBit hubs and I wondering if connecting them with two network cables help for network performance? Here is example: I have switch A and B. I have 4 computers, A1 and A2 which are ...
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1answer
48 views

Would switching to this network setup help balance the load on my main router?

I currently am set up like this: My routers my second and third router are connected to the main via Static IPs outside the main router's DHCP range. Routers 2 and 3 have DHCP disabled (so the main ...
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1answer
543 views

How do I “manage” a HP ProCurve 1400-24G switch?

I'm confused about my switch. I bought it used so I only have the switch itself, no manuals. I've searched for documentation online and some sources say it's a "managed" switch while others don't ...
0
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3answers
71 views

Determinte Switch IP/Linux

i'm trying to determine the ip of the network switch several linux boxes are plugged into. Background: i need to know in which physical port they're plugged in, so the machines automatically detect ...
0
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1answer
28 views

read switches usually in while loop

I want to know the usage of read switches with some good examples. as instance I know about -t -s -p switches: -t: he -t option followed by a number of seconds provides an automatic timeout for the ...
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0answers
65 views

VLAN network configuration

I got a question about networking stuff :D ok my setup is a Summit24(SW1), a Summit48(SW2) and a BlackDiamond(BB) all switches are from extreme networks. In SW1 I set up a vlan with the Port 1 as ...
3
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2answers
48 views

What features to look for in a switch?

I work at a small engineering company and we run simulations on 3 different computers, which read and write a large number of files onto a 4th computer. I hadn't run the simulations in a while, and I ...
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0answers
74 views

Vlan with multiple switches

I have an Asus rt-N66U with Tomato 1.28 115-EN. My goal is to separate wired and wireless traffic, so what I would like to do is attach this router with two HP 24 port managed switches. So I have ...
5
votes
4answers
281 views

Why doesn't it matter which ports I use on a switch?

The electrical engineer in me says "use any port" it doesn't matter. Gut instinct wants me to put the router's cable right in the middle. Ultimately, the router went to Port 1 at one end of the switch ...
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1answer
130 views

Repurposing old router as switch and/or AP causes other users to suffer increasingly horrible web page load times - is this normal/fixable?

I read through a number of threads regarding switches prior to posting this and couldn't seem to locate an answer. The setup: Time Warner Cable, to support their 50Mbps connection, provides an ARRIS ...
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0answers
3k views

VLANs setup via untagged hybrid ports on ProCurve switch?

Is this a path to set up VLANs in my small office with a hp V1910 series ProCurve switch? ... and what am I missing? The network is /24, so all IPs are in the same 192.168.0.X subnet. The switch is ...
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1answer
66 views

Force client to use specific Lan port to connect to server

Newbie question: I have a NAS box connected to my gigabit ethernet Switch, the same NAS box is also connected to a 100mbps router switch to connect to the internet. The client users are wirelessly ...
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0answers
95 views

3com OfficeConnect 8 port switch freezes/crashes?

I have some old 3com OfficeConnect 8 port switches. I have two of them, switch A and switch B, connected together and some hosts connected to the ports of both switches. When I let a host on switch A ...
0
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1answer
84 views

Inter server connectivity getting lost after applying Cisco switch configuration

I have 2 Redhat servers in cluster. The eth0/eth2 ports on both servers are in bond0(which is assigned IP). The eth0 and eth2 from server1 are physically connected to giE0/3 on switch1 and 2 ...
0
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2answers
67 views

Turning an old router in to a swich

I'm playing with the idea of turning an old router which lying around in to a switch and attaching this to my current router. It's not so much because I need the extra ports, mainly because I am quite ...
0
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0answers
108 views

169.254.x.x with a switch connected to a CGN3 modem gateway?

I have a CGN3 modem (Rogers) connected to a TP Link switch. This was working for many months but it has stopped working. Now, PCs get assigned 169.254.x.x when the switch is connected. Connecting ...
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1answer
103 views

cisco vlan: can a trunk port talk to an access port under the same vlan?

Let's say we have a trunk port A with native vlan 2, access port B with vlan 2. When A send an untagged frame to B, can B receive it? When A send a tagged frame with vlan id 2 to B, can B receive ...
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3answers
360 views

Sharing internet from a Router to Switch

We have a TP-Link (TD-W8951ND) Modem Router : Internet Connection from BSNL, India. D-Link DES-1024D 24-Port Switch : 16 Computers connected and we have a local site running which will be accessed ...
3
votes
1answer
824 views

Home Networking: Connecting a switch to a router

I have the following network setup: EE Fibre going to a BT Infinity modem. EE Brightbox router, WAN port connected to the EE Modem. Port 1 connected to a Netgear Gigabit Switch 8 Port Netgear GS308 ...
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2answers
64 views

What will happen if a bridge got a wrong mac record?

Let's say there is host H1, H2, switch S1 S2, and S3, bridge B1, B2. It is connected like this: H1 - S1 - B1 - S2 - B2 - S3, | H2 H2 is sending frames to H1. Then, ...
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3answers
363 views

Is the idea that a switch is a multiport bridge accurate?

I think there are at least 3 differences: switches don't allow multiple mac addresses belonging to each port Switches don't use the fast spanning tree and use different management mechanism switches ...
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0answers
83 views

Connect server through switch on local network

What I am trying to do is to connect two computers together through switch. First computer is with Win8 OS. Other is Ubuntu Server 12.04 OS (apache webserver). I am connecting them with LAN cable ...