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Questions tagged [switch]

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

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1answer
34 views

Network management in a test bench environnement

I have to manage networking of a test bench, the compenent of the test bench : Supervisory pc on Windows Switch NETGEAR GS108Ev3 with 8 ports 6 Embedded devices with same fixed ip (i can't modify ...
1
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1answer
28 views

What does my network switch actually do, at a packet level?

I moved into a new apartment a few months ago. There are ethernet jacks all over the place, and hidden in a closet is an Airplay101 8-way ethernet switch that connects all of those jacks. I am ...
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0answers
16 views

How collision occur with two pairs with twisted pair as devices have different pins to send and recive data? [closed]

We should use 4 pairs of wires with twisted pairs to avoid collision and to make full duplex. However, if we assume two pairs - one for sending and one for receiving I dont understand how collision ...
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2answers
35 views

Please help me to understand whether VLAN will fulfill my needs

At my work there is a 24-port NetGear switch that supports VLANs. We need 2 physical LANs in the room. I thought, if a smart switch is there, we could split it into two switches, 12 ports each, ...
0
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0answers
22 views

TL-SG2452 switch VLAN

Can you help me with the below question please? I have a TL-SG2452 management Switch and I would like to make a VLAN for Wifi with (VLAN 1) and (VLAN 20) for the same port (6). VLAN 1 is the ...
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0answers
24 views

FFmpeg switch source RTSP in one contaier

I'm looking for a way to switch the rtsp input of two ipcam into the capture of a single mp4 file. At the moment I'm listening to: ffmpeg -re -i udp://127.0.0.1:20000 -c:v copy -an out.mp4 While in ...
0
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1answer
22 views

Do ports placed in a blocking state by STP still forward normal traffic?

I'm working on studying for Cisco certs and this is confusing me a bit. I know that ports can either be in forwarding, filtering, or blocking states, but are those states related to the STP states? ...
1
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1answer
25 views

Setup VLAN Just For Guest Wifi Through Switch From pfSense

I am using the following hardware: pfSense with 2 ports TP-Link TL-SG801E switch with 8 ports TP-Link TL-MR3420 with OpenWRT My main idea is to create a guest wifi network with captive portal which ...
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0answers
10 views

How to limit the INGRESS direction traffic of SuperMicro SMIS Switch?

I use the Supermicro Switch_CLI. now I want to limit the traffic. but I only find the EGRESS direction limit, which example is Your Product(config-if)# rate-limit output 64 32 Can search it in ...
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0answers
607 views

How to perform wired local file transfers with router

I have an old Linksys WRT160N V3 router and two laptops that are hooked into it through ethernet. I want to learn how I can use that physical connection to transfer files between the two laptops. The ...
0
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1answer
32 views

Allow LAN access between devices on two different LANs

My current setup: 4G WiFi modem/router with Ethernet ports Media devices (Chromecast, phones etc) ADSL modem into WiFi/Ethernet router Latency sensitive devices (PC/game consoles etc) Reason for ...
0
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0answers
8 views

Trunk between SG200's doesn't seem to send tagged traffic (n00b)

I have a cisco SG200-26FP (switch A) connected to a cisco SG200-26P (switch B). I would like to use the existing link between both switches as a trunk so 2 VLANs can use this connection, but I'm ...
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0answers
64 views

The MicroBlade Server can not use two ports

Using SuperMicro network module, which related to Intel SDN product, the command PDF . and the Web GUI manual. the product is: MicroBlade. Now my problem is: I started 3 nodes of the MicroBlade. ...
0
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1answer
11 views

New EE Router not working with netgear swtich?

I had a setup where my PC (and other items) was connected via a netgear switch which was connected to my sky router. This all worked nicely. Then I changed to EE just now. It no longer works (cant ...
0
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1answer
67 views

How to configure shared Internet connection + switch + router setup?

I have access to a shared Internet connection (~100Mbps) via ethernet wall jack in my apartment. Since I have a 54Mbps router, I would like to add a gigabit switch before the router so that I can have ...
1
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1answer
29 views

Is collision possible in a star topology switch link layer ?

I am learning about collision detection in ethernet protocols. Since each host has its own channel to forward to the switch, is it possible for collision to happen if the switch receives two frames at ...
1
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1answer
98 views

Unstable 10Gbit connection of Mikrotik CSS326-24G-2S+RM with Mikrotik S+RJ10 SFP

I use one ASUS XG-C100C network card in each of two PCs that are connected to Mikrotik CSS326-24G-2S+RM (each via Mikrotik S+RJ10 SFP). One PC is very close (2 meter Cat5E cable), the other is far (...
0
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3answers
51 views

Networking understanding

Please be patient with me, I am new to networking and trying to understand. So, we have 3 computers with the same subnet mask, 255.255.255.0 and the same default gateway, 192.168.12.1 connected to a ...
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0answers
18 views

How do switches tell the difference between signal encoding?

How can a switch that supports multiple transfer speeds tell the difference between a signal coming for example as MLT-3 encoded vs PAM-5 encoded?
0
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1answer
33 views

Make two networks talk to a third network but not each other?

I would like two computers made to be unable to talk to each other but share a printer only using a Cisco switch. I'm assuming this would be done with 3 different VLANs but I'm unsure of how to make ...
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2answers
19 views

What is the difference between there has `(config-if)` and not in Cisco IOS?

What is the difference between there has (config-if) and not in Cisco IOS? Above is a snapshot of a Cisco 2960 Switch. I don't know what's the meaning of the (config-if) there.
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2answers
172 views

Does my switch throttle my network speed when using CAT7 cables?

Preface: We just moved houses, and in an effort to modernise the new house, we've begun to pull CAT7 cables through, from the router to a switch, and then on to perhaps another switch and an access ...
0
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1answer
532 views

How to isolate group from computers by L3 switch from certain www?

There is a broken switch to replace and I need to buy new one. I decide on this model: https://www.linksys.com/us/p/P-LGS528/ Is it possible to isolate 24 computers that are connected to this switch ...
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0answers
28 views

Port forward from eth0 (IP camera is connected to eth0) to wlan0 in same board

I have a Cisco SG500 switch where I have connected my IP camera to eth0. I need to port forward from eth0 to wlan0 on this same board such that if I login to my board via wlan0, I should be able to ...
1
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1answer
80 views

Is it necessary to configure a managed switch?

I have a TP Link SG2210P which is a managed switch. Basically, i want to extend internet to my entire house via Access points. I had this switch. Connected the router to the switch, connected all the ...
0
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1answer
104 views

Can I use a network drive that's connected to a router being used as a switch?

Here is my current setup: Modem -> Google Wifi router -> Linksys EA7500 used as a switch What I'd like to set up is this Modem -> Google Wifi router -> Linksys EA7500 -> network drive through USB ...
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1answer
29 views

Setting up my own network inside room and connect with common router [closed]

Background and Specs I'm currently planning to add a personal network inside my room because of several reasons. However to do that, I thought to buy my own router and setup inside room and connect ...
1
vote
1answer
190 views

Managed Switch (HP 1820) doesn't synchonise time with NTP Server

I'm trying to set up a managed switch (HP 1820). So far everything works, but the time doesn't synchronise. The switch is configured correctly in terms of the IP-Settings (IP/Sub/Gateway - no DNS ...
2
votes
1answer
44 views

Creating an access point from a connection coming out of a network switch

I'm puzzled at the moment, and I'm hoping you can help! The problem is that I'm experiencing on/off connection issues through my current setup and I'm assuming it's because my configuration isn't ...
16
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2answers
3k views

Crossover cable or straight through between multiple hubs/switches

I'm networking a bunch of Raspberry Pis together on a subnet as shown in my highly technical diagram below: I'm wondering if the red cables are supposed to be crossover cables or straight through? ...
1
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1answer
237 views

Collect MAC-Adresses of connected devices via SNMP

i am working on an script, which collects data from Netgear-switches via SNMP. My problem is, that i am not able to find the OID, which represents the MAC-address of the clients connected to a port. ...
5
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2answers
1k views

Do I need MAC addresses if I'm connecting Raspberry Pi Zeros together together on a subnet via a switch?

I'm connecting a few Raspberry Pi Zeros together over Ethernet through a switch on a subnet. I've assigned them all static IP addresses and I'm wondering if that is adequate or if I also need to ...
0
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1answer
124 views

Connectivity issues while chaining TL-SG108E switches with simple configuration (no VLAN)

Due to the architecture of my house, I have to chain switches. I bought 3 managed TP link on Amazon TL-SG108E switches to have a proper configuration in the future, but right now it does not work. ...
1
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1answer
52 views

Router with bandwidth control to switch

If i limit the bandwidth in a router like only 2Mbps and i connect a switch, does all devices connected to a switch will have 2Mbps bandwidth, or all devices will share in 2Mbps bandwidth?
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1answer
67 views

No connection when mixing cat5e and cat6?

My home network looks like this: internet => rg6 => modem => cat6 => cat5e => router => ... router => cat5e => devices (OK) => cat5e => cat6 => switch => ...
0
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0answers
25 views

Why I use `CoolTerm` connect to the switch's console port, there get messy code when I type the keyboard?

Why I use CoolTerm connect to the switch's console port, there get messy code when I type the keyboard. this is the options of CoolTerm: my switch is Juniper EX4300, my OS is macOS sierra 10.12.6. ...
0
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1answer
147 views

Toggle Switch Internet Connection - Between Two Computers

I have regular cable internet. I also have a personal computer and work computer in my residence. I would like to toggle share internet, so if personal home computer is using internet, work ...
1
vote
1answer
50 views

Replacing 9v DC adapter with a 9v battery on a network switch

I have a small network switch powered by a 9v DC adapter. I want to connect multiple notebooks over cable outside, away from outlet. Would it be possible to connect the switch to a 9v battery? EDIT: ...
1
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0answers
174 views

High number of Rx Overruns for particular port on switch

The switch is Mikrotik CSS326 and I'm concerned about errors in port n° 9 in this image : 23'428 Rx Overruns while other ports are much lower, including port n° 1 which is connected to the router. ...
1
vote
2answers
69 views

Are the gigabit speed maintained over several switches?

I want to understand the way data is sent between devices over several switches. Let say I have this kind of setup (using consumer level switches). Gbit Router > 16port Gbit switch > 16port ...
0
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1answer
139 views

How to partition switch to different subnet?

I have a router with 8 interfaces. Each interface is on its on subnet. All the cable from each interface is plugged into a single 48-port switch. I feel that this implementation is rather strange. ...
2
votes
0answers
67 views

STP Protocol and Sonnos CONNECT issue

My father-in-law has a huge fluctuation in his wireless connection throughout the day. On average, the speed is about 72 Mbps / 30 Mbps and drops to 0.5 Mbps / 0 Mbps for several minutes. He hired ...
0
votes
1answer
46 views

How to set a static IP while using a switch?

I have my main router in one room, and a PC in another. I have connected this PC to a switch, which is connected to the main router. I would like to manually set the IP of this PC as seen by the main ...
0
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2answers
44 views

Unmanaged ethernet switch buffer behaviour

If I have a typical unmanaged switch connected to a server at 1Gps and several clients at 100Mbps, will the switch buffer the packets? For example, if two clients are downloading files, can the ...
5
votes
4answers
249 views

How to make a switch handle/bridge a divided ethernet cable?

I currently have a set up where my router is terribly placed for wifi performance (basically surrounded by thick structural concrete walls). I thought about possible solutions, and came to this one: ...
0
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0answers
39 views

Switching Ethernet lines on demand

I have a number of computers with 2xDVI and 2xUSB Extenders over ethernet. 5 computers going to 5 rooms. 6 Ethernet cables each. I want to be able to "pipe" any computer to any room on demand without ...
2
votes
1answer
530 views

Can I use a network switch/bridge to “convert” a WPA2-Enterprise access point to WPA2-Personal?

I moved into a college dorm that provides WiFi with WPA2-Enterpise+PEAP - every student must supply an individual username and password to connect to the university network. One of my devices, a game ...
0
votes
1answer
36 views

What layer vswitches are in VMware workstation?

On what layer vmware workstation vswitches work, how can i manage vswitches just like physical switch?
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2answers
212 views

Loop detection on/off function

My question is probably too simple for this website but I'm sure someone could quickly help me, I couldn't find anything online about this. I'm currently looking at unmanaged switches for my home ...
0
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2answers
329 views

VLAN Configuration for Home Network

I would like to provide some separation of devices in my home network using a managed switch. I've read other related questions/answers, but they have different requirements that get into VLAN ...