Unable to update the latest patch for ESXi 6 Server

Hi,

I am trying to update the latest patch to my home ESXi server. But I am getting following error. Could you please help me to resolve this issue?

[root@adesxi:~] esxcli network firewall ruleset set -e true -r httpClient

[root@adesxi:~] esxcli software profile update -p ESXi-6.0.0-20160804001-standard -d https://hostupdate.vmware.com/software

/VUM/PRODUCTION/main/vmw-depot-index.xml

[MetadataDownloadError]

Could not download from depot at https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/vmw-depot-index.xml, skipping (('https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/vmw-depot-index.xml', '', '[Errno 4] IOError: <urlopen error [Errno -2] Name or service not known>'))

        url = https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/vmw-depot-index.xml

Please refer to the log file for more details.

[root@adesxi:~]

Thank you

Arun