Switches

NTP configuration on the layer 3 switch

hi i have 3750 switch in my practice lab i want to configure NTP on the same as well i want to sync. the remaning l2 switches with that ntp timinings.

DHCP problem L3 switch with vlans

Hi, I have searched this forum and found a lot of help regarding this problem. I have 3 Vlans configured on my Dell PowerConnect 6224 (L3 Switch) and a DHCP server Windows Server 2000 with different subnet scopes, as far as I know I need to set-up a bootdhcprelay server and enable bootdhcprelay...

Test cases for Ethernet switches

I'm working on a project which is on the Ethernet switch. I'm totally new to it. Could you help me with access control lists (ACL), Quality of Service (QoS), and packet filtering concepts in detail? I find it difficult writing test cases for it.

how to prevent Collision in my network

my user sometimes they can't open the data file mapping . but need to log out and login again when they did this they can open the file server. i have 3 switch dell 4 3com all of them are 24 ports i have 1 hub that series the 3 switch, pls answer me cz , iam new here this company.

How do you find the IP address of a switch in a LAN from a PC

How do you find the IP address of a switch in a LAN from a PC. If you are not the network administrator but as a user of the pc in the lan.

Limiting bandwidth for streaming online audio/video

We have a T1 that was overcrowded by streaming radios,videos youtube, etc. as soon as we installed a fancy new 3Com Baseline Plus Switch with QoS. It was giving higher priority on the parasyte traffic (video/radio) than the legit (http/ftp). We also have a couple of IP Phones that we hardly use. Is...

Limit bandwidth for all online radio/video streaming

We recently installed a fancy new 3com switch (with QoS) in the center of a star topology of dumb switches. About the same time our internet connection was brought to a screeching halt. We figured out the online radios and video streams from you tube and others killed our T1 because of QoS. I've...

How to Share Brodband in to all systems??

My oprtng systm is XP.i have 8 port switch ..i have to sahare the internet conetction to all other systems...plz help me...some times when conectng lan one Error is coming "Limited conectivity"...wht can i do...? plz help me..

Segmenting a network

What are the benefits of segmenting a network? Can l use a switch to segment a network?

What's the difference between a 'managed' or an 'unmanaged' switch when it comes to installation?

I know there are definitely some advantages to having a manged switch over an unmanaged one, but my question has to do with installing the switch. Most of the 24-port unmanaged gigabit switches advertise 'plug-n-play' ease: turn it on and plug in the network. However, the managed ones are (I...

Network timeouts

We've been having occasional network timeout issues with a particular group of users on a very old 10/100 switch. So we upgraded their switch yesterday to a brand new Gig switch with larger throughput capacity. (Have not upgraded the users to Gig NICs yet.) Anyway - It made the problem worse! ...

Upgrading network switch to 1000 mbps

Currently, I have 48 ports used on a 10/100 switch on network. I would like to upgrade my switches to 10/1000. Will this effect how my infostructure is setup? Interms of wires and jacks on the wall. I do understand that my ethernet cards must be capable of 1000 mbps. We are upgrading all the...

Nortel switch subnet floating Ip HACMP software implementation

Hi Please confirm if someone can prompt me on the following We have an App with a server in 2 buildings connected on the same subnet with the same IP range and a virtual/floating IP in the same IP range working 100% connected to Nortel switches. Both servers are active set upo as bi-drectional.The...

Swithces

Can I assign two ip addresses in a cisco switch port?

Problems configuring a L3 Dell PowerConnect 6224 switch - vlans and static routing

Hi all, I'm stucking in the configuration of a dell 6224 dell L3 switch. I wanna create several vlan an put them comunicate between them and isolate voip traffic from the main network. Does anyone has experience in this that can provide me a little help?

tagging ports on cisco switch

I have configured a 3750 switch to communicate to a 3550 switch and I set up vlans and I trunked the uplink ports. I am told that I should configure the ports for tagging, I am not sure what the tagging will do for me and if it is really needed. Please explain tagging. tks in advance Msflex1

amber lights on 3gb mcdata switch

suddenly and inexplicably I've got switch port amber lights on a 4gb 24-port mcdata switch; do I need to swap the switch or perform a firmware upgrade?

cisco os erase me 3400

hi i am having cisco me 3400 switch by mistake i erase cisco os now the prb is i am unable to get enable mode how can i get enable mode pls help me in this reg masood ali

Configuring a Netgear Layer 3 switch as a router

I just bought a Netgear Layer 3 GSM7324 Switch. We are paying for collocation services at a Datacenter. We need to configure this switch as a router since we are going to connect servers with public IP's direclty to the switch. We contracted a 1Gbps port and the collocation facility is providing...

different between L2 or L3 Swithces

How to different between L2 or L3 Swithces. with Example.