How To Upgrade Nimble Connection Manager (NCM) On ESXi 6.5 Option1: Using vCenter With Active Internet Connection If you are using Nimble Array in VMware environment then Nimble Connection Manager (NCM) is required plugin for iSCSI multipathing. Nimble Connection Services (NCS) and Nimble Path Selection Plugin (PSP) are components of Nimble Connection Manager, which optimises iSCSI session from host to storage balancing across the interfaces. Here we are showing how to install Nimble Connection using vCenter or ESXi CLI.
Prerequisite vCenter server has an Internet connection. vCenter update manager installed on vCenter server. Root access to the ESXi host. A 15 minute interval when your ESXi host can be offline.
NOTE: When you update NCM on the ESXi host you install a full version of Nimble Connection Manager on the top of an existing installation. You can install it without uninstalling the current version of NCM.
Upgrade Using vCenter: 1. On the vSphere client home screen, click the update manager icon. 2. On the Configuration tab, click Download Settings. 3. Click Add Download Source, for ESXi 6.5 enter below source URL, then click OK. https://update.nimblestorage.com/esx6.5/ncm/index.xml 4. Click Download Now to upload the package, then click Apply. 5. Click the Baselines and Groups tab, look for the Baselines list, and then click Create. 6. Type ncm baselines in the Name field, choose the Host Extension option, and then click