Which three methodologies are specific types of QoS used on a 512-kb/s point-to-point IP WAN link? seenagape 10 years ago Which three methodologies are specific types of QoS used on a 512-kb/s point-to-point IP WANlink? (Choose three.) A. header compression B. FRF.12 C. LLQ D. Multilink PPP E. RSVP ← Previous question Next question →