Switching

I'm having problems getting the appliance configured properly it seems to be vlan issue. I tried toEnvironment:1010v Appliance (Type 3)Management: vlan 50Control and Packets: vlan 51ESXi Environment:The blades hosting esxi on network 41The virtual ce...

We are about to replace Nortel 470 switches at some of our locations. My question is what would be a recommended Cisco switch to replace these with? I want to be able to stack to accommodate all ports in the MDF/IDF closet. Currently the locations ar...

Hi All,Looking for advice on a design. I'm upgrading my agin 4507R backbone to somthing more scalable.I have been investigating 3 different designs, just looking for some feed back:Requirments I have to work with:·         Total of 155 connected port...

Hello,I am looking into deploying DHCP Snooping along with IP Source Guard and Dynamic ARP Inspection across our access switches later this year as part of a project to improve overall network security. I have successfully been running this in our te...

Is there an IOS command that will tell you what the mac-address and associated ip address is of a C3550 client?

Hello,I have a Catalyst 2950 24port - seems to me is a new one(but probably is possible was configured), but I can't get a DHCP adress for the inicial config and the reset don't help me too .The console works via Hyperterminal but I can't go to "ena...

Hi ,I have 2 cisco 6509 Switch at my sites. Both switches are connected thru ethernet connection in routing mode. i am getting NATIVE_VLAN_MISMATCH error following is conf of Switch A!interface Vlan987 ip address 10.167.13.249 255.255.255.252interfa...

Hi everybodyI try to configure an C2960s STACK for MS NLB Multicast IGMP support, without success.This stack is in front of 3 TSE Windows 2003 server.After I added these commands, servers was not accessible.arp 10.10.10.1 0100.5e7f.8003mac-adress-tab...

Hi to all, i have a simple question but i eas no abel to solve it.I have an ip address of an interface. After accessing the device i need to discovery some information, for example:-which interface has this ip address-netmask of the ip addressI know ...

Hi Guys,Recently our network has slows down, ping response to local server is high about 500~800ms, and when I logged-in to our 8x 3750 stack and issue the command below, I found this:#Show switchSwitch#  Role      Mac Address     Priority     State ...

Hi FolksHow to start the Troubleshooting   for the Reason belowFa1/0/3                     err-disabled            auto   auto 10/100BaseTXhow to configure the err-disable for others specific Reasons?