• Debian 11 is approaching its end-of-life (vendor EOL date - August 31, 2026). Plesk Obsidian 18.0.80 will be the last release to support it.
    If you are running Plesk Obsidian on Debian 11, we recommend you upgrade those servers to Debian 12 using our dist-upgrade tool.
  • We plan to deprecate and remove the support for XML RPC protocol versions earlier than 1.6.9.1 in Plesk Obsidian 18.0.82. We strongly recommend that you update all existing integrations using earlier versions of the XML RPC protocol to comply with the version 1.6.9.1 specification.

Host is unavailable

T

Telemon

Guest
I am trying to use the Migration Manager to migrate data directly from one server to the other. Both servers are running Parallels Plesk Panel 10.0.1 and CentOS 5. When I type in the hostname or IP address and the correct username and password I get the error "Host (hostname) is not available." on a plain white screen. This is on a brand new working installation. The Knowledge Base has info for doing a manual dump and migration for version 9, but I did not see one for version 10.
 
Are you sure that server is really accessible via port 22 from another server?
 
Firewall

I was able to figure it out finally with information found on this page: http://kb.odin.com/en/1432

It ended up being that one of the servers did not have the port 6489 enabled, and was insted blocked.
 
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