[#QueryDefaultGateway]
= QueryDefaultGateway
:mrdocs:

Query the OS for the default gateway for `network`. This only makes sense for NET_IPV4 and NET_IPV6. Returns std::nullopt if it cannot be found, or there is no support for this OS.

== Synopsis

Declared in `<common/netif.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::optional<CNetAddr>
QueryDefaultGateway(xref:Network.adoc[Network] network);
----

== Return Value

The gateway address, or std::nullopt if unavailable.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *network*
| The network family to query (NET_IPV4 or NET_IPV6).
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#