[Bug 352841] Re: SCP over IPv6 address is very Slow. Takes Hours

Bryan McLellan btm at loftninjas.org
Fri Apr 3 18:47:53 BST 2009

On Thu, Apr 2, 2009 at 7:33 PM, Prasad Tadi <ptadi at roshitech.com> wrote:
> My hardware is little more complicated, I will explain that below...
> But wants to make sure that I understood "Local Link".

"Link Local" is the ipv6 address assigned to the interface that starts
with fe80:: [1] You don't have to configure these addresses, and hosts
on the same physical network should be able to communicate using them.

scp -6 disk0.qcow2 \[fe80::215:c5ff:fee3:f9cd%br0.4\]:/tmp

> When I copy from one Ubuntu to other Ubuntu server using IPv6, then
> only the issues shows up.

You only see the performance problem when going from Ubuntu 8.04 to
8.04? Have you tried any combinations with other versions of Ubuntu?

[1] http://en.wikipedia.org/wiki/IPv6#Link-

SCP over IPv6 address is very Slow. Takes Hours
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