ESXI 5.1 speed issues & Jumbo Frames
I need some help with my lab setup. I have have an issue where when I copy data to a virtual machine data transfer is stupidly slow but when I copy data from a virtual machine the transfer speed is...
View Articleqos and virtual standard switches
I have the standard vSwitch in an ESXi 5.5 environment. An application inside a VM will perform L3 QoS marking on some specific packets. When those packets travel through the vSwitch/pgroup to the...
View ArticleSlow VM Internal Network Performance On One Host
Hi< We have 3 ESXi 5.5 hosts. 2 are PowerEdge R815 and the 3rd is a PowerEdge R805. I'm using iperf to test network performance as I've noticed that file copying and backups are slow from the VMs...
View ArticleDesigning network redundancy in small form-factor blades
I have a number of blades that have limited expansion slots. For example HP half-height blades have only 2 slots for Mezzanine cards and 2 on-board NICs. Has anyone been successful in implementing...
View ArticleIsolating vMotion Traffic
I had three questions on separating management traffic from vmotion traffic.1. If you are running vmotion and management traffic over the same 10Gb uplinks, beside being able to prioritize the traffic...
View ArticleVLAN Tags removed by vSwitch
Hi All i have a special request regarding VLAN Tagging i need for our Hotel application. We have a guest on ESXi5.1 that has several different NIC's in different Subnets all separated on vSwitches.One...
View ArticleUsing Private vLANs on Physical Switches
Are there any caviats to using private vlans on physical switches to support an isolated non-routed vlan used in vSphere - for example a vmotion network?
View ArticleClik here to view.
multiple physical nics for single VM
hello !i need to add fail over internet connection to a vm machine. i'm using ESXi 5.5i have 4 physical NICs, 2 of which are connected to 2 separate inet providers, and 1 NIC is for local network.i'm a...
View ArticleVirtual Supervisor Module(Module Status=OK/ Module State=0.00/ CRIT Alert...
HI All, Greetings !! I am using Nexus1K appliance. My monitoring tool keep on triggering the below alert. Notification Type : PROBLEM Host : wo-r12-n1k Address : 10.10.10.56 Service : FRU Module Status...
View ArticleNetworking Bug in KB 2072694
I have a discussion in ESXi, but thought I would post my followup in the networking forum,which is where I should have posted the original question I suppose: I got some more information on this bug,...
View Articleconigure load balancing
Hi I have configured network load balancing with 2 interfaces in vSphere Client.On managed HP ProCurve switch I have configured the following: HP_Core(config)# trunk A21,A22 Trk1 for these interfaces...
View ArticleBest Design for 6 x 1Gb NICs
I have 6 x 1Gb NICs to work with. These are on half-height blades. 2 of the NICs are onboard. 4 of the NICs are provided through a Single Mezzanine card. Here are the traffic types I need to split...
View ArticleDistributed switch - DMZ - Firewall
Hi, I have a problem with our vDS. Let me explain our topology first: a) two ESXi v5.1U2 servers (ESX1 and ESX2)b) two virtual machines each on separate ESXi (DMZ, PROD)c) distributed switch with...
View ArticledSwitch Uplink Speed?
Can I have 1GB & 10GB uplinks in one distributed switch without any issues?
View ArticleClik here to view.
inter esxi host ipv6 multicast traffic are not seen by the destination VM
Hi, Disclaimer, I do not have in depth knowledge of vmware, so please excuse the wrong wording, misconception, and ignorance in the post below. The current topology is as follows: Each esxi 4.1 update...
View ArticleNIC Team in VM
We have an application that requires a lot of network bandwidth and I'm wondering how to set up NIC teaming within a VM. The physical hosts have 4 NICs (2 for mgmt and 2 for VM traffic). I'd like to...
View ArticleLost Host VDS configuration after changing the vlan
Hi Experts I have a hypervisor running 5.5, i changed the vlan of the host. After that I do not see the virtual dist switch conf. Under the VDS it shows as out of sync I tried to add the host i got...
View ArticleCan a traffic shaping policy be configured for an entire dvSwitch?
...or only configured at the dvPortGroup level?
View ArticleComment Connecter/deconnecter une VM sur un VitualportGroup en Powercli , How...
Bonjour , Hi everybody;Comment déconnecter une VM d'un VirtualPortGroup et la reconnecter sur un autre , en utilisant exclusivement Powercli.How can i disconnet a VM from a VirtualPortGroup and...
View ArticleUnable to Remove vDS from vCenter 5.5
Hi All, I'm trying to remove a distributed switch from the vcenter but it comes up with an error message box: "vDS SW-DCN-C1_C2 port c-40 is used by entity <not-found.> Virtual NIC 4000,...
View Article