[Libvir] Register libvirtd ports with IANA ?

Richard W.M. Jones rjones at redhat.com
Mon Jun 18 12:32:29 UTC 2007

Daniel P. Berrange wrote:
> On Mon, Jun 18, 2007 at 12:09:33PM +0100, Richard W.M. Jones wrote:
>> Daniel P. Berrange wrote:
>>> For the libvirtd we currently use two ports
>>>  16509  - TCP unencrypted stream
>>>  16514  - TLS encrypted stream
>>> My first thought is that we should really use consequetive port numbers
>>> eg 16510 and 16511.
>> A few comments ...
>> We don't need to use two ports if we either use a "STARTTLS"-style 
>> upgrading of unencrypted to encrypted connections (which is the 
>> recommended way to do things instead of using two ports), or more simply 
>> we just ditch unencrypted connections.  They're disabled by default 
>> anyway and not in any way required unless we want libvirt to build 
>> without GnuTLS.
> The TCP stuff would be useful if you made it listen on and were
> using  SSH to connect to libvirt remotely. So since the client sides has
> SSH tunnellin support we probably ought to keep the plain TCP server, since
> you don't want to be tunnelling  TLS over SSH :-)

Why's that any more useful than the current ssh method, which uses Unix 
domain sockets?


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