diff options
Diffstat (limited to 'man4/veth.4')
| -rw-r--r-- | man4/veth.4 | 22 |
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 |