We have a large (30+ hosts) VM environment, largely on 3560G and 3560X switches, all running without issues We switched to Multicast NLB many years ago, and have never had issues with it. (all switches run layer 2 only, layer 3 device is elsewhere) W...
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Forum Posts
Hi, I have recently purchased CVR-QSFP-SFP10G module. I am using FPGA based platform which has QSFP connectors. I will be using same connectors for 10G (40G in future) as well as conventional 1G/100M/10M ethernet. I used QSA module to connect to my F...
I simply have two switches connected in packet tracer and despite clearing the MAC address table on both switches, they still populate the table with each other's MAC addresses. Why does this happen? I thought it might be via CDP but despite disablin...
Hello,Can anyone tell me the difference between Disk:0 and Sup-bootflash. Where does the IOS boot from by default Disk:0 or Sup-bootflash. Can you configure 6509 Switch to boot the IOS from whaterver flash you want Disk:0 or Sup-bootflash?Any Suggest...
Dears,I was configuring a 9300 switch with 48 port and full poe and need to know i shld keep the redundant power supply,as a math say that we need to have a redundant power supply with one power supply it will not work i need a confirmation for the s...
i have configured the vlan1 as 10.10.0.31 to the switch 2960now i want to disable the vlan1 and create a new vlan99 and route the traffic through that vlancan any body give me the answer how to do the following steps
Hi, I cannot find the Visio for the new 9200 Series switches, are there any plans on releasing these?
Im trying to configure a voice vlan with dhcp on a cisco 2960 switch. The switch doesnt seem to get the DHCPDiscovers. if i change the access vlan from 2211 to 135, the switch recieves a DHCPDiscover and the phone gets an IP address. But no such luck...
Hi, I'm trying to understanding the following, it is a basic topic but I need to be crystal clear on my understanding. We have a VM connected to a trunk port, the VM was unable to contact its default gateway which was located on a firewall further u...
Resolved! MTU and WS-C6506-E
Model: WS-C6506-E (R7000) processor (revision 1.1)IOS: 12.2(33)SXI7, RELEASE SOFTWARE (fc1)Module: 48-port 10/100/1000 RJ45 EtherModule WS-X6148A-GE-TX Hello! I'm trying to determine how this model handles MTU and I think I'm starting to confuse myse...
I'm seeing jumbo frame incrementing RX and TX however show interface shows MTU set at 1500. port-channel51 is upadmin state is up,vPC Status: Up, vPC number: 51Hardware: Port-Channel, address: 00b7.712e.4580 (bia 00b7.712e.4580)Description: bondupMTU...
Dear Community, Please help to figure out how to properly configure PXE with 3850DHCP role belongs to 3850 core ip 10.94.15.1SCCM with PXE ip 10.94.10.6Client network Vlan15I tried this configuration, but clients stopped receiving ip addresses: inter...
Hi,I am planning to create High Availability for LAN to WAN connectivity.But I want to know your opinion about the best way how to do this. I googled for a solution/best way how to do this, but I didn't found in my opinion right answer.The situation:...
So i've recently bought a CS-2960-S and tried upgrading it. Since uploading the lastest firmware using TFTP kept failing near the end i've decided to delete the running firmware folder (c2960-lanlitek9-mz.122-50.SE4) from the flash.After that uploadi...
Wasn't sure whether this should go into "Data Center Switches" forum but doesn't seem to be a lot of traffic there. We are looking to implement a Hyper-V cluster using storage spaces direct and the network switches for the storage need to suppor...
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