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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:07 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:07 +0000
commit3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch)
tree3ee7a3ec64525911fa865bb984c86d997d855527 /man4/veth.4
parentAdding debian version 6.05.01-1. (diff)
downloadmanpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.tar.xz
manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.zip
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man4/veth.4')
-rw-r--r--man4/veth.422
1 files changed, 11 insertions, 11 deletions
diff --git a/man4/veth.4 b/man4/veth.4
index cbb2456..d6c9a19 100644
--- a/man4/veth.4
+++ b/man4/veth.4
@@ -5,7 +5,7 @@
.\" SPDX-License-Identifier: GPL-2.0-or-later
.\"
.\"
-.TH veth 4 2023-02-05 "Linux man-pages 6.05.01"
+.TH veth 4 2023-10-31 "Linux man-pages 6.7"
.SH NAME
veth \- Virtual Ethernet Device
.SH DESCRIPTION
@@ -15,27 +15,27 @@ devices are virtual Ethernet devices.
They can act as tunnels between network namespaces to create
a bridge to a physical network device in another namespace,
but can also be used as standalone network devices.
-.PP
+.P
.B veth
devices are always created in interconnected pairs.
A pair can be created using the command:
-.PP
+.P
.in +4n
.EX
# ip link add <p1-name> type veth peer name <p2-name>
.EE
.in
-.PP
+.P
In the above,
.I p1-name
and
.I p2-name
are the names assigned to the two connected end points.
-.PP
+.P
Packets transmitted on one device in the pair are immediately received on
the other device.
When either device is down, the link state of the pair is down.
-.PP
+.P
.B veth
device pairs are useful for combining the network
facilities of the kernel together in interesting ways.
@@ -46,28 +46,28 @@ thus allowing communication between network namespaces.
To do this, one can provide the
.B netns
parameter when creating the interfaces:
-.PP
+.P
.in +4n
.EX
# ip link add <p1\-name> netns <p1\-ns> type veth peer <p2\-name> netns <p2\-ns>
.EE
.in
-.PP
+.P
or, for an existing
.B veth
pair, move one side to the other namespace:
-.PP
+.P
.in +4n
.EX
# ip link set <p2\-name> netns <p2\-ns>
.EE
.in
-.PP
+.P
.BR ethtool (8)
can be used to find the peer of a
.B veth
network interface, using commands something like:
-.PP
+.P
.in +4n
.EX
# \fBip link add ve_A type veth peer name ve_B\fP # Create veth pair