When using xenserver to install a virtual machine, you need to share a network location as the storage of iso files. In this article, local storage on the xenserver host opens up space as the storage of iso files.
on the xenserver host
1. Create a shared folder
mkdir -p /var/opt/xen/ISO_Share
2. Create a new local storage
xe sr-create name-label=Local_ISO_Share type=iso device-config:location=/var/opt/xen/ISO_Share device-config:legacy_mode=true content-type=iso
3. Upload the iso to the above directory, as shown in the figure