[SIPForum-discussion] Getting frame/ethernet header information from a UDP/RTP packet.

[Khoa Pham]

Use Wireshark


On Fri, Mar 15, 2013 at 9:29 PM, Badri Ranganathan <badri at arcatech.com>wrote:

> Hi all,****
>
> ** **
>
> Does anyone know any system call to fetch Frame header from a RTP packet?*
> ***
>
> A RTP packet consists of the following headers –****
>
> Frame****
>
> Ethernet****
>
> IP****
>
> UDP****
>
> RTP****
>
> ** **
>
> However, the frame/Ethernet/ip information are left behind by the kernel(
> I believe) and when I do a recvfrom, I can see only the RTP data. I wish to
> capture the ‘time’ from Frame header when the packet arrives.****
>
> ** **
>
> Thanks,****
>
> Badri.****
>
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-- 
Khoa Pham
HCMC University of Science
Faculty of Information Technology
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