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Re: [PATCH] Virtual ethernet device (tunnel) [message #12543 is a reply to message #12537] Wed, 02 May 2007 12:23 Go to previous messageGo to previous message
xemul is currently offline  xemul
Messages: 248
Registered: November 2005
Senior Member
Daniel Lezcano wrote:
> Pavel Emelianov wrote:
>> Veth stands for Virtual ETHernet. It is a simple tunnel driver
>> that works at the link layer and looks like a pair of ethernet
>> devices interconnected with each other.
>>
>> Mainly it allows to communicate between network namespaces but
>> it can be used as is as well.
>>
>> Eric recently sent a similar driver called etun. This
>> implementation is closer to the OpenVZ one and it lacks
>> some unimportant features of etun driver (like ethtool_ops)
>> for simplicity.
>>
>> The general difference from etun is that a netlink interface
>> is used to create and destroy the pairs. The patch for an
>> ip utility is also provided.
> if etun and veth are similar, why didn't you put the netlink interface
> to the etun driver instead of sending a new driver ?

Alexey said, that he preferred the name "veth" to "etun".
So an incremental patch would look too bad.

> -- Daniel
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