[#CNode-SetCommonVersion]
= xref:CNode.adoc[CNode]::SetCommonVersion
:relfileprefix: ../
:mrdocs:

Record the greatest protocol version common to us and the peer.

== Synopsis

Declared in `<net.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
SetCommonVersion(int greatest_common_version);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *greatest_common_version*
| the greatest protocol version shared with the peer.
|===


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