Joerg Mayer wrote:
> Hello List,
> 
> I'm trying to enable some people to read some captures in libpcap format
> directly without having to change the binary capture packet first. The
> packet was captureed using Cisco's ERSPAN feature. In their infinite
> wisdom, the engineers who implemented that feature chose a dlt-value of
> 0x71. What is the best way to handle that situation? Doesn someone else

Shoot the responsible engineer(s)?  ;-)

> use pcap version 2.4 or could that be a way to find out whether it's
> some Cisco specific stuff oder the regular WTAP_ENCAP_SLL?

I suppose you'll need heuristics like those described in the (long) 
comments in "wiretap/libpcap.c".

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