0
votes
0answers
25 views

Access switch on the LAN from a WLAN connection Sonicwall TZ205

I have a setup like the following Modem >>> Sonicwall TZ205 >>>> Linksys 8 port smart POE switch >>>> Linksys LRT224 When I am on the LAN through a wired connection ...
0
votes
2answers
50 views

2 lans on the same switch safe? [closed]

I have a modem with 5 ports. Each port gets a static IP address from the web. Basically if i ping one of those static IP addresses from home i am pinging directly one of those ports. On the first ...
-1
votes
1answer
34 views

Router connect same 2 ports? [closed]

What it will happen if 'accidentally' i will connect 2 ports with the same utp cable? I'm asking here since i don't find anyware such a stupid and silly question but i'm curios about it, the router ...
-3
votes
1answer
112 views

I need a 5th port on a 4-port modem [closed]

I'm managing a big building, with a lot of services/vendors and I have a DMZ'd 4-port cable modem, Model: SMC8014, that has 4 separate networks branching off each of its 4 ports. Each network has its ...
1
vote
1answer
79 views

VLAN over three switches

We are connecting three offices via fiber optics. For each office we have one switch. In each office there will be one PC which has to be isolated in a VLAN A. There will be other PCs but those three ...
2
votes
1answer
61 views

May a low DRAM router be a bottleneck for a LAN?

I need to install a LAN that is a hybrid between a star LAN and a cascade LAN. There are two levels (I mean that the maximum number of link to go from the central switch to the most external switch is ...
2
votes
1answer
116 views

How to bind stackable switches

Let's say that I have a non modular switch, and that in future I might need to expand my LAN, connecting it to more switches. If I take stackable switches, physically how do I bind them? May I take a ...
13
votes
3answers
615 views

Prevent administrative users from assigning duplicate static IPs to their workstations

How can I prevent a user that is an administrator on their local machine from manually assigning an IP to their network adapter that is in use on a server? Some users have done this, and it's caused ...
-4
votes
1answer
149 views

Router vs switch in a LAN [closed]

If I have a LAN and and connect it with a switch, I understand it uses a CAM table to route packets in layer 2 (by saving mac to port relations). So far all good. However, when using a router for a ...
1
vote
2answers
121 views

Cisco sg100-08 connections

I have multiple computers, some have a 10/100 ethernet adapter while others have a 10/100/1000 ones. If I connect them together with the Cisco sg100-08 switch, do I keep the 1Gbit speed where possible ...
0
votes
2answers
203 views

Linksys SE1500 Ethernet switch issue

I just bought a Linksys SE1500 Ethernet switch and I'm trying to set up a small standalone network for pentesting and security research. However, when I do a network scan with one of the computers ...
2
votes
2answers
490 views

Does traffic from accessing locally-shared file via UNC path still go through the switch?

if I'm accessing a local file via UNC path, for example //hostname/abc.txt, Will the traffic still go through the switch or it's clever enough to figure out this is a local machine, i.e. will there be ...
7
votes
2answers
1k views

Do switches sometimes need rebooting?

In your opinion, do switches sometimes need a restart? I'm asking this because today our NAS stopped working properly, and was only fixed when we restarted the switch it was attached to.
-2
votes
2answers
375 views

Practical difference between CISCO C2960PD-8TT-L and Netgear ProSafe GS108P [closed]

So I'm setting up a new department and doing some shopping for our new 4 developer team. I need to get some switches so that each member has at least 2 ethernet ports +1 with POE for an IP phone (1 ...
4
votes
3answers
458 views

Several switches vs one switch for on LAN of 60 computers?

A. Is using one network switch is faster vs 3-4 network switches connected together in same room? B. Is there difference in speed at all between cheap switch and more expensive model? P.S. network ...
2
votes
1answer
245 views

ARP discovery on multiple subnets

I have an unmanaged switch which serves traffic belonging to different subnets. Lets say these are the subnets: 192.168.0.0/24 192.168.1.0/24 192.168.2.0/24 And few more subnets which I am not aware ...
2
votes
5answers
352 views

How to determine what device is physically connected to network switch?

So, I've been using some port mapping software and running into a problem. We have many switches spread across the network, when I do a network scan it shows the device that is physically connected to ...
0
votes
2answers
94 views

Network topology

I am writing a network application that has several machines that serve separate clients, but machine themselves need to communicate with each other frequently. Let's say multiple chat servers for ...
2
votes
1answer
311 views

Using Lan Management port - which kind of switch for remote control?

I have no expertize in server hardware, however i have some IBM X3550 7978 and HP DL 160/G6 servers with 2 Lan ports, and a management port (that seem to be another Lan port). Have anyone tried to ...
-1
votes
1answer
1k views

How to limit Bandwidth/DownloadSpeed of a computer?

My computer renters are consuming a lot of bandwidth, which cause some consumers to complain about low bandwidth. How could I balance the maximum bandwidth or the maximum download speed globally (all ...
1
vote
1answer
245 views

VLAN vs traditional switch technology

Would you say Virtual LAN (VLAN) is superior to a traditional hardware switch? What are the pros and cons of using either of these technologies?
1
vote
4answers
4k views

Diagnosing and debugging LAN congestion / connection issues

What are the top N tools / methodologies used to diagnose and repair network issues? Given a LAN, for example, where users are able to consistently ping an outside server, but any data intensive ...
2
votes
5answers
1k views

Network topology VLAN and Spanning tree

I'm working on a network migration project as we will be moving our local office. In the new building we have 5 floors with 50 employees in each one. I need 5 switches with at least 72 ports that ...
1
vote
6answers
642 views

Selecting the right switch?

A LAN of 70 - 80 users, with 6 Servers (DB, Mai, Web, AD, File) ; we are thinking to upgrade the switches ; Your suggestions / recommendations required as to which ones to get and how to connect them ...
1
vote
4answers
4k views

Connecting multiple switches to a router

We have an office network that consists of the following: 1x Vigor 2950 5-port (WAN Load Balancer) 2x Netgear 24-port Managed Switch FSM726 1x PowerConnect 2724 24-port The Vigor has our two ADSL ...
7
votes
4answers
5k views

What happens if you short-circuit a network patch cable?

Today we had some network problems and after some nested-interval trial and error we tracked down a small 4-port hub where someone had connected both ends of a patch cable to the same hub. After ...
45
votes
12answers
3k views

What should I pay attention to when I'm buying a network switch?

Since I'm not a hardware expert, I don't know what features make a network switch a good network switch. What should I pay attention, when I'm comparing the different models from different vendors?