SNMP collection of traffic

[Birkedal]

HW : Cisco C6400
OS : Unix/Linux
Skills : Perl Programming

I am doing a manuelly Net::Telnet and collect traffic information via "sh atm vc traffic" Working !!

I want to get the same information via SNMP.
Can someone be helpfull about witch MIB command/counter are inclueded in the "sh atm...."

Or mayby reference to a link for more information..

Rgds, Birkedal/DK