Guest VM on different subnet
Hi, first to say i am newbie in all this and i have one question. EXAMPLE:I have server where i installed ESXI, with IP 192.168.0.100now i created1 VM - 192.168.0.1012 VM - 192.168.0.1023 VM -...
View ArticleDistributed Switch
Hi Experts I am new with Distributed switch configurationi would like to know best practices for configuring it apparently we are setup with 2 DRs Cluster 3hosts are part of one cluster Thank you
View ArticleHow to establish connection between VMs on Workstation and VMs on ESXi
Hello All, I have a small test environment.There are some VMs which are running on vmware workstation 9.0.0 which is installed at one real machine with Windows XP.There is another real machine with...
View ArticleVMware network segregation
Hi We have a load of VM's that have multiple network cards each on it own VLAN. How can I restrict the traffic on the virtualisation layer to a single purpose. For example, I dont want to allow ssh or...
View Articlesimple question about networking best practice - traffic separation for storage
Excuse the newbie question... I am reading up on best practices for network separation for VMware. I see that often things are set up like this (I got this from another post here that was deemed...
View Article"vSphere Distributed Switch teaming matched status" red alert flag help needed
Since migrating from standard switching to distributed switching, I've seen these alerts appear sporadically. They appear, and then they clear seconds later. They only mention the affected host, not...
View Articlestandard vSwitch: Linux guest OS bonding via separate vSwitches
Hello, i am experiencing issue while using two standard vSwitches for guest OS bonding.vSphere/ESX is 5.0 I am using a HP blade chassis with two IO modules, each has one uplink to external switch.ESX...
View ArticleShare Management network with other out-of-band traffic (iLO, etc.)?
Is it common or 'best practice' to put ESXi management network on the same subnet/VLAN as other out-of-band "management" traffic, such as iLO, Onboard Administraotr, Switch Management, etc? Or should...
View ArticlePVLAN security
Hi community, we want to use the private VLAN-technology, but we have some doubts on the layer 3 security. There are 3 hosts (1 promicious [P1]- later this should be a firewall, which limits traffic...
View ArticleUtilization estimates network and FCoE
We have a greenfield vSphere 5.1 U1 environment comprising of Hosts with 4 socket (8-core) processors and 384GB Memory. Network is composed of 4-10GbE CNA that will pass VM network and FCoE storage...
View ArticleWhen to use multiple vSphere Distributed Switches
I have a number of port groups that will reside on distributed switches. I have a number of clusters. Some clusters are dedicated to only containing certain kinds of VMs which are all on the same...
View Articleguest systems show fibre 10g adapters as twisted pair
Hi,I have installed esxi 5.1 on a assembled intel 5500bc motherboard along with a dual port intel 10g fibre lan card.The has gone smooth on the vmware side, i do see that within vmware ethtool shows...
View ArticleAdvice: migrate from standard vSwitch to dvSwitch using separate NICs
I've never used a dvswitch before, but I think I am at the point of needing one. Right now, I have a cluster with 6 hosts, all 5.1 (not U1). Each has just standard vswitches defined (one for...
View ArticleNexus 1000v iscsi multipath not working for two hosts.
It seems only one host can connect to my iscsi storage when using iscsi port binding (multipath). When I don't use port bindings, both hosts can see the storage. ie right click iscsi initiator...
View ArticlePrevent VMs from seeing a port group on a vSphere Distributed Switch
I have multiple port groups on a distributed switch for different kinds of production traffic. The distributed switch is attached to an ESXi 5.1 host. I don't want an administrator to be able to...
View Articleupgrading dvS to 5.1
I got some esxi 5.0 host that is on a 5.0 dvs switch. On the physical switch side, I am running enhanced vpc on nexus 5548 and all the esxi ports are connected to the fexes. Is it ok to just upgrade...
View Articlehost loses connectivity after adding to dvswitch
i have a esxi 5.1 host that whenever i try adding the management interface to the dvswitch, it loses connectivity. on the physical switch side, i have a port channel configuration with lacp enabled....
View ArticleForce MTU for VMs vNic from Esxi
Hi AllMight be a stupid question but is there any way that we can force the MTU value of 9000 to be used for VMs from the ESXi layer, rather than setting up in the guest os level. I would like to check...
View ArticleESX to access The vSphere Distributed Switch (VDS)
Hello! I understand that VDS essentially a virtual network layer that provider inner communication between the VMs, however I was curious whether ESX has access to that info?Specifically, if I have a...
View ArticleUsing Host Profiles to add hosts to Distributed Switches
I'm attempting to use host profiles to add hosts to vSphere Distributed Switches. The process is failing and the process is actually reconfiguring the management network settings on my host to that...
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