Date: Wed, 27 Aug 2025 15:56:38 GMT From: Zhenlei Huang <zlei@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: bf6027df0955 - main - gif.4: Mention that gif(4) can tunnel Ethernet traffic Message-ID: <202508271556.57RFucAQ044776@gitrepo.freebsd.org>
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The branch main has been updated by zlei: URL: https://cgit.FreeBSD.org/src/commit/?id=bf6027df0955cb79c9c56c47cc96709b2215c82a commit bf6027df0955cb79c9c56c47cc96709b2215c82a Author: Zhenlei Huang <zlei@FreeBSD.org> AuthorDate: 2025-08-27 15:55:22 +0000 Commit: Zhenlei Huang <zlei@FreeBSD.org> CommitDate: 2025-08-27 15:55:22 +0000 gif.4: Mention that gif(4) can tunnel Ethernet traffic Ideally this manpage shall have examples for the EtherIP setup, but there has been one in if_bridge(4) since the introduction of EtherIP [1], so direct the setup to if_bridge(4) at this moment. While here, add RFC 3378 to the reference section. [1] 73ff045c575b Add RFC 3378 EtherIP support Reviewed by: meta MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D51781 --- share/man/man4/gif.4 | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/share/man/man4/gif.4 b/share/man/man4/gif.4 index ad33d5d21e81..cc12d91b72ea 100644 --- a/share/man/man4/gif.4 +++ b/share/man/man4/gif.4 @@ -28,7 +28,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd July 14, 2025 +.Dd August 27, 2025 .Dt GIF 4 .Os .Sh NAME @@ -55,6 +55,16 @@ does not perform GRE encapsulation; use .Xr gre 4 for GRE encapsulation. .Pp +The +.Nm +interface can also tunnel Ethernet traffic over IPv4 or IPv6 +when combined with a +.Xr if_bridge 4 +interface using EtherIP protocol. +See +.Xr if_bridge 4 +for detailed setup. +.Pp Each .Nm interface is created at runtime using interface cloning. @@ -316,6 +326,13 @@ to the desired level of nesting. .%D December 1999 .%O draft-ietf-ipsec-ecn-02.txt .Re +.Rs +.%A R. Housley +.%A S. Hollenbeck +.%T EtherIP: Tunneling Ethernet Frames in IP Datagrams +.%R RFC 3378 +.%D September 2002 +.Re .\" .Sh HISTORY The
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