On Thursday 2010-02-04 17:49, Patrick McHardy wrote:
>Jan Engelhardt wrote:
>>> The kernel also forbids ".".
>>
>> My first thought was the same, but:
>>
>> a) Interestingly, it does not prohibit '.'
>>
>> ip tunnel add foo0.3 mode sit local 1.2.3.4 remote 5.6.7.8
>>
>> b) The '.' is to be seen as valid as far as xtables.c goes, so
>> as to match VLAN interfaces.
>
>Ah of course, its only invalid at the beginning of the name.
>
Nope:
19:44 borg:/home/jengelh # ip tunnel add .3 mode sit local 1.2.3.6 remote
5.6.7.7
19:44 borg:/home/jengelh # ip a
17: .3: <POINTOPOINT,NOARP> mtu 1480 qdisc noop state DOWN
link/sit 1.2.3.6 peer 5.6.7.7
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