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

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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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327 views

Windows 8 on network and self-assigned IPs

Whenever I turn off my computer, my friend's computer (who is on the same network) loses Internet access and grabs a self-assigned IP, and the router stops reporting any computers connected to the ...
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846 views

Daisy chain two switches and one router

I'm trying to set up my home network but I have some connectivity issues with my switches. Basically the scheme is R <-> S1 <-> S2. The problem is that the two switches don't appear to be ...
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372 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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590 views

How can I log in my alteon2424?

I was given an old alteon 2424. Pluging a serial cable on the console port allows me to see it booting. I can choose at boot between 2 images in nvram by pressing ctrl o. Both images talk about ...
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1k views

WNDR3700 Router + Cisco SG200-08 + LACP + Dual Uplink

Background I have a storage server that has several virtual machine images stored on them. I would store them locally, but I have limited space on my desktop (using SSD storage). I would like to ...
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336 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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129 views

Cant get Vlan to work on tomato shibby (AP)

Im setting up a small network. The hardware used is: HP 4330s with pfsense( As a router ) -> Broadcasting vlan1000(Admin) and vlan1001(Guest) Zyxel gs1900-24e (Switch) Asus RT-N66U firmware replaced ...
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443 views

How to connect switch to a patch panel

I have a 24-port patch panel that connects Cat6 cables throughout my house. Out of these, only 12 ports are connected at the moment. I am in the process of setting up my home network and looking at ...
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37 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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103 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 ...
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1k views

Wake-on-LAN stops working after a few hours

I have a Linux server (Ubuntu 12.04.03) which serves as the internet gateway for our LAN of about 15 PCs. That is, eth0 on the Linux server is the Internet, and eth1 plugs into an unmanaged switch (a ...
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139 views

Windows 8.1 Program switches to desktop

I've got some weird issue happening since I installed Windows 8.1 when it officially came out. Every day, approximately within 10 minutes after boot of the system, the program (in all cases so far ...
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115 views

Communication between VLANs

We have got a 16 port switch and is divided in 2 VLANS of 8 ports each: VLAN1 uses port 1-8 with network 192.168.10.0/24 VLAN2 uses port 9-16 with network 192.168.20.0/24 Computer A is connected ...
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216 views

FTP from IP camera to server losing packets

I'm tryin to set up a number of IP cameras (D-link DCS-920 and DCS-930L) to send images by FTP to a server (Ubuntu server (10.04 I think)). The images are about 15KB each and currently I have 6 ...
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338 views

Setting WiFi Client gateway, ip address, subnet etc on linksys router

I have a linksys wireless router which I use is a switch, not an internet router, inside an office in an office building. We have certain settings we have to setup for every client computer in order ...
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512 views

Emulating a network switch as software on Linux

I am doing my project on network virtualization on cloud computing. I am going to implement a testbed for the cloud environment and measure the performance of cloud services in a virtualized network. ...
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159 views

Gnome change virtual desktops by moving mouse to edge of the screen - Delay

In Gnome change virtual desktops by moving mouse to edge of the screen. is described how to switch virtual desktops by mouse. Is it posible to define delay after which vdestop is switched? ...
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16 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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26 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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17 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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51 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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51 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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40 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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36 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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28 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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36 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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67 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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23 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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23 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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257 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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Where does the OS fetches the MAC address before encapsulating frames?

packet arrives from application->...Network->(IP encapsulation added here as per IP configuration)->goes down to Data Link Layer Here the Framing is Done and SourceMac and Dest Mac is added for LAN ...
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282 views

10/100Mbps router overwhelmed by Gigabit switch & its devices?

I believe I've got the scenario outlined in this SU answer, where my 10/100Mbps router is being overwhelmed by a Gigabit switch and the devices connected to it. This comes into play with frequent ...
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31 views

where to place network switch now that wires are run?

I just had my house reno'd with about 1000' of CAT6 everywhere, for both internet and phone Currently, nothing but cables dangling from the walls, gathered in the basement I've never wired up a ...
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70 views

Computers connected to same switch cannot access one another

I've connected multiple computers to a ASUS 8-port switch (all have IP address in range, mask 255.255.255.0, and same gateway). I use them mainly to RDP into one of the computers, which acts as a ...
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57 views

Network interference from a PC wired into router/switch?

Is it possible for a desktop PC directly wired into a switch to have a bad ethernet port which causes problems for other devices wired into the switch? I noticed whenever one of our desktop PCs is ...
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19 views

Is there any way to persist the usage stats of a router even if it reboots due to power failure?

I have a router (Tp-Link WR841N) for home use. I need to be aware of how much bandwidth is used in a particular time period(for example- a month) to avoid data caps applied by ISP. I can monitor my ...
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11 views

Random Slowdowns on Linksys Switch

I have a CentOS server on a Cisco-Linksys EZXS88W EtherFast 10/100 8-Port Workgroup Switch. I normally get network speeds of 100 Mbit/s, as advertised, but every once in a while, the network speeds ...
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15 views

VLAN routing query on HP Swtch

I have Layer 3 HP switches throughout my organisation. They are set up to perform routing between all the VLANs connected to them, and everything is working. I am pretty proficient with using them, ...
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70 views

Mixed HyperV and VirtualBox network running across multiple pcs connected by a switch

I have access from time to time to 3 laptops (each of different age/spec) and would like to make use of the resources to setup a network/windows domain (or multiple domains) connecting the laptops to ...
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38 views

HP 5120 vlan not working

So I have this odd issue with our HP 5120 switches. The VLANs will not pass traffic unless a interface with a IP is assigned to the VLAN. Problem is there is a limit of 8 VLAN interfaces that are ...
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18 views

Hardware and program for multi master and single slave

I have a three devices 1. Computer1 2. USB 3. Computer2.... now i want to build a program according to below algorithm. Precondition : Concept assumed is multi master single slave. where compuer1 and ...
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79 views

What switches can be used to install 7zip?

I'm looking for a comprehensive list of switches 7zip will accept when installing. The 7zip FAQ only seems to list silent switches: How can I install 7-Zip in silent mode? For exe installer: ...
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19 views

Looking for InfiniBand managed switching device doesn't add an additional SM to the fabric

I'm looking for some solution to switch between two InfiniBand lines. I need some managed mechanical/electronic device that getting several IB lines into it and several IB lines of output and knows to ...
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63 views

Catalyst 2960 switch stuck in transparent mode?

I have a VTP domain, one of our clients is in transparent mode. When I issue the command vtp mode client I get a message saying now in client mode. But when I check the config sh vtp I can ...
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123 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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38 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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5k 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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149 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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301 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 ...