ethernet card config
I have 4x10 GB ethernet cards and I want to use them as 40 GB. how should I configure ? vcenter 6.5
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vSwitch & DVS config
Looking at moving to DVS from standard vSwitch but i am wanting to continue to use vSwitch for vMotion/Management then all the Virtual machine traffic connect to the DVS. I remember this used to be...
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Unable to connect VM through vSwitch
Hi, I'm using ESXi version 6.7.0 Update 3 (Build 14320388)I have a problem I've never encountered before:I created 2 more vSwitches to have 3 subnets (LAN, DMZ and WAN)LAN and WAN are not a problem,...
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Team ESXi 6.5 NICs with HPE 1820 and 1910 switches....
Hi, I'm struggling to get NIC teaming (aggregating) between a ESXi 6.5 host and HPE switches. Here are my VSwitch settings (interfaces inherit their settings from vswitch) Link discovery, mode:...
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ESXi Network design questions and best practice
Hi, Am currently revising how best to assign network traffic for Management/vMotion/vSAN/VM Traffic when having 6x NIC scenario with same 10GB/s uplink speed By default the ESXi Management gets...
View ArticleStandard vSwitch security settings changes
Will the Standard vSwitch security settings changes on ESXi 6.0 host will have impact on VM's network running on the host.
View Articlevlan or 2 vmnic
hi,i have on host vsw1 with vmkernel and monitor traffic and vsw2 with i/o data traffic.when i create a VM in order that this VM to be used by vmotion and to be monitored is necessary,if i use an vmnic...
View ArticleMore than one VDS in vcenter for a single ESXi
We are planning to create two distributed switches in the same vcenter. First two ports of an ESXi server belong to uplink of one VDS Third and fourth ports of the same ESXi server belong to...
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monitor
hi,if i like to monitor VMs on esxi with zabbix or any other monitoring tool we use the ip of monitor port.this port work over an uplink vmnic-bonding is better that does not has any ip.the ip are only...
View ArticleESXi Hosts unable to ping gateway
Hi All, I have a setup that worked until I moved the servers to a different physical location. The setup is; 2 Dell poweredge r340s, ESXi 6.7. - Each connected to our office network via an unmanaged...
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vDS across two sites
Hey everyone, sorry for the nooby questions! We have the need to deploy vDSs. We have a couple of hosts on one site and a couple on another, with multiple 10gb ports between physical sites, including...
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Hardware address mismatch with VMXNET3 network adaptor in linux machine
Hi, If I add more than 3 VMXNET3 network adaptors to linux machine, I am seeing hardware address mismatch between virtual network adaptor and interface inside linux machine. Is this a know issue or any...
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Want to set up multiple VLANS between Switch and ESXi 6.7U3
Struggling to get VLANs to work. I have a couple of different LAB environments I want to set up on a singlw ESXi server. I have set up the following:Assigned uplinks 1,2,3 for use for LABSHere are the...
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MAC adresses in VMVware products: Seeking for an overview of ranges
From different sources I read contradicting information, so I would like someone to clearify:1. What range(s) do VMWare products generate MAC adresses in? Is there a difference between different...
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Redundant Switches with NFS - Even Possible?
I am having a difficult time understanding how to setup 100% redundant networks from an ESXi host to multiple NFS storage devices. Please see the attached image for this question. Goal: Be able to...
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Enabled vDS health check, Teaming & Failover showing as ? unknown
Hello, I've enabled the vDS health check option, however the "Teaming & Failover" showing as "? unknown" and I can't seem to find much info on this, can anyone advise? Thanks
View ArticleAnyone tried Netflow?
Hello, I want to trial Netflow on one of our vDS's and wondered what free Netflow server do you use? I wants me to add an IP for the vDS under the Netflow settings, can this be an IP on the same subnet...
View ArticleVSphere HA Cluster and Veeam Backup repository on a SAN 10GbE iSCSI network
Hello All, We are in the process of building a SAN storage network for a vSphere HA cluster that will have two ESXi 6.5 hosts as a start. The SAN will have two pools of disks one is for a shared...
View Articlehost lost virtual switches/kernal/physical adapter
Randomly 4 of 8 esxi hosts lost all of those. i am able to remote to vm that are running on those hosts but i am unable to do anything. I have tried disconnect/connecting back the hosts but no luck. I...
View ArticleProblem with MTU
Goodmorning everyone I state that I am talking about a hyperconvergent Syneto structureSyneto is a server with a custom version of ESXi whose kernel has been modified.Syneto works with its own OS that...
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Cannot understand routing table - how to make my MV reachable from outside?
I've following situation:Dedicated server with 10 IPsInstalled VMware Esxi.Installed VMsI can access internet (Assigned one of 10 static IP)But my VM is not reachable from outside (ping Remote desktop...
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VM traffic / Management / vMotion / iSCSI on same phsyical NICs
Hi, normal you have own NICs for ISCSI, Mgmt and also for VM traffic... To simplefy the cabling and reduce also the number of needed switches (bigger setup) Is it possible to have only 1 NIC card (e.g....
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network port binding for an iscsi adapter (no options available)
I have an ESXi 6.7U3 esx host being managed by vsphere 6.7. The esxi host has 6 nics and I want to dedicate 2 of those for iscsi traffic only. Right now, two of those 6 nics are not assigned to any...
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Port Mirroring on Distributed SW and mirrored traffic
Hi everybody,Is mirrored traffic transported over TLS among ESXI hosts in a custer?Additional info;We can use port mirroring feature of distributed switch where we identify sources as vlans and...
View Article"Currently connected network interface uses network, which is not accessible"
Hello! I have an 3 esxi serverI have dswitch configuredall servers are included in dswitch But when I try to migrate the virtual machine, I get this error: "Currently connected network interface"...
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Upgrades: Standard switch and iscsi target to distribute switch and vsan
Hi to all, and sorry in advance for my English. Current configuration:- 3 x Server Esxi 6.7 in one vCluster in one vDataCenter- Each host with 4x 1Gb NICs + 2x 10Gb Nics- Each host with 8x SSD-...
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The order of enabling jumbo frames on existing network
Consider the following topology <VM><VMNIC>---iSCSI....<UCS VNIC><UCS FI>---iSCSI---<Nexus 6k>---iSCSI---<NIC><Tegile/Intelliflash> Jumbo framing is enabled at...
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Trunk Port Group ESXi 6.7
Wonder if someone can give some advice on this situation. I have some experience on ESXi but it's not something I work on often. SetupI have one ESXi host (6.7) with standard vswitch connecting to an...
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VM Traffic Tunneling
Hi all,I’m a developer working on a custom SDN solution in my organization. In essence, I want to be able to tunnel VM traffic transparently, favorably with some kind of IP tunneling (vxlan, etc.)...
View ArticlevSS to vDS with LAG
Hi,When migrating from vSS to vDS with a LAG configuration on the physical switch, pre vSS to vDS, do I need to break the LAG on the physical switch before starting? Quite limited information on this...
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Help Needed - Networking Configuration for simple nested lab..
Hi Folks I am struggling with the basic network configuration for a simple nested lab environment for personal use. I am hoping someone can please point me in the right direction.. My setup is as...
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NIC Teaming - Failover settings
Hi.I would need some recommendations for the failover settings at NIC Teaming for ESXi 7. I have following Hardware:Server with two phsyical NIC's (ESXi 7)Firewall-Cluster (2 physical FW) in...
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Migrating from Virtual Switch to Distributed fails even with Redundant Uplinks..
Hi,To begin with I'm observing lately that the last 2 versions of Workstation has a lot of connectivity issue. This specifically occurs snapshots are taken and restored, and/or when VMs are paused and...
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high Latency between 2 VMs on same hosts
Hello Team, There are two VMs which are part of same VLAN on same esxi host but intermittently we are getting high latency between them how we can troubleshoot the same. need your asisstance
View ArticleDv Switch Upgrade 6.5 to 6.6 (ESX 6.7)
Hello EveryOne..!!! I am in process of in-place upgrade of vCentre and its equipment’s followed by DV switch upgrade, Client environment is a set of Mix hardware, were as they are grouped into...
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VLAN Setup with Meraki
Hello,we have a problem with VLAN on the VMWare side. The hosts are connected to a Meraki MS250-48LP. The ports on the Meraki switch are trunking and configured for native VLAN 0, VLAN 1 and 177. A new...
View ArticlevCenter destroyed, trying to recreate LAG to restore connectivity and failing...
Hey, guys, I'm dealing with a client right now who I hear from every year or so, so I am not in the environment all the time. He had a bunch of drives fail in short succession which took out his...
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Best way to add 10GbE NIC to existing ESXi hosts with 1GbE NICs
I'm getting 10GbE NICs to add to my ESXi hosts that already have 1Gbe NICs, and I wanted advice on adding the 10GbE NICs. Each ESXi host's current setup is: - VMWare Essentials license, so I am only...
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6.7 Distributed Switch Design
Hello All,We are currently planning to migrate from standard switches to distributed switches with vCenter & hosts running at version 6.7. We have about 30 hosts.Is it recommended to use one vDS...
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Move from vmnic to another
HI all I have an esxi host with two adapter, all traffic goes through vmnic0 , while vmnic1 is on standby, what are the step by step , I need to follow to change all traffic from vmnic0 to vmnic1 , so...
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active-active adaptor
i am curious about a topic. when i use active-active mode vSwitch configured. There are 10 virtual servers. Which active nic does it use if I open these virtual servers respectively? Is there a rule?
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Cisco ACI and vMware environment
did anyone have implement cisco ACI with vmware? I am looking to find better way to do this implementation. please advise. thanks
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Moving from Standard to Distributed Switch
Hi, We will be moving from Standard to Distributed Switch in our virtual environment. My concern is around vCenter. We have 1 vCenter for each of our 2 data centres and they manage the other data...
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frame check sequence is dropped by VDS swicth
VDS switch strips IPv6 eth.fcs bytes when transmitting the packets. The behavior looks weird across the hardware. In some ESXI host the fcs trailer bytes are stripped by the VDS switch and on other...
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NIC Teaming - IP Hash - Network link drops
Hello,I'm trying to setup some new ESX hosts with IP Hash NIC teaming. They are HP ProLiant DL360 Gen10 servers.The hosts have 2-port 10Gb fiber NICs in them. The NIC is connected to the same physical...
View ArticleFall back for VDS upgrades? Multiple VDS on host?
We are on vSphere 6.7 u3 and using VDS 6.6All of our hosts have 4 uplinks: 2 for management network; 2 for guest network (connected to VDS)Each cluster has its own VDS This discussion is spawning from...
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Promiscuous portgroup - vMotion
Hi, Would there be any changes when vMotion is used for a VM with a vNIC connected to a DPortGroup with Promiscuous enabled? I noticed that the interface (Mgmt) behind the same port takes a few mins to...
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Separating 2 public networks over 1 vnic
II have 2 public networks being routed to me by my provider. How can I separate them to be used on different vm's? The provider tells me that the subnets are not tagged with vlan id's, so how can I...
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Creating 2nd server with same IP address as the first.
I've mostly been a hardware person up to this point so I'm pretty new to VMware (and a crash course in networking as well). Just created my VM account and this is my first question. We are doing an...
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DVS and uplinks design for different services
Hi, I will have VM traffic, vSAN, vMotion and Management Services and each ESXi Host will have 4 uplinks of 10Gbps I was thinking of assigning 2 DvSwitches: First one:2 uplinks (ex: vmnic0 and vmnic1)...
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