Right. However,

Service types can be mixed on same access port

Is false. On Thu, 1 Mar 2001, Nenad Trifunovic wrote:

http://www.nanog.org/mtg-0010/bechly.html (slide 4)

New �Best Effort� service (11/00) ABR service with congestion control in core MCR = 100 cells/second PCR is set to fixed percentage of access port speed PCR for DS3 is 100% of port speed (45 Mbps) PCR for OC3 is 66% of port speed (99.22 Mbps) PCR for OC12 is 50% of port speed (300.67 Mbps) Total MCR cannot exceed access port speed Service types can be mixed on same access port