Re: How to identify different ip tunnels

[Cong Wang]

On Wed, Jan 22, 2014 at 11:33 PM, zhuyj <zyjzyj2000@xxxxxxxxx> wrote:
> Here are the result that we have got:
>
> Actual Tunnel type ifi->ifi_type
> 4IN4 768
> GRE4 778
> 6IN4/6TO4/ISATAP 776
> 4IN6/6IN6/IPIN6 769
>
> So, we can NOT distinguish the actual tunnel type via ifi_type attribute
> except the GRE4 and 4IN4 tunnel. However we need the actual type. That is
> our question.

Try to search IFLA_IPTUN_PROTO. They are distinguished by protocol.
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