Which RED packet drop mode is used when the average queue size has reached or exceeded its maximum?
A.
no drop
B.
tail drop
C.
random drop
D.
full drop
Explanation:
Page 435, IP Telephony Self-Study Cisco DQOS Exam Certification Guide, http//www.ciscopress.com/title/1587200589
Right answer is D.
http://www.cisco.com/en/US/docs/ios/12_1/qos/configuration/guide/qcdconav.html#wp1000905
Right. Page 425 qos exam guide second edition:
“So, to distinguish between true Tail Drop, and the case when the
RED average queue depth exceeds the maximum threshold, RED calls this action category Full Drop.”