路由器的部分配置如下:
Class-map match-any GOLD
match ip precedence ef
class-map match-any SILVER
Match ip dscp af31
Policy-map Branch
Class GOLD
Priority percent 20
Class SILVER
bandwidth percent 15
random-detect dscp-based
interface Serial0/1
description PPP link to BRANCH bandwidth 1536
ip address 10.200.40.1 255.255.255.252
encapsulation ppp
路由器配置VOICE數(shù)據(jù)流到優(yōu)先級(jí)隊(duì)列中,但發(fā)現(xiàn)并沒有起到作用,可能什么原因?()
A.WRED在VOICE隊(duì)列中沒有配置
B.policy map 需要應(yīng)用到接口上
C.VOICE 應(yīng)該映射到不同的DSCP 值
D.應(yīng)該配置CQ,LLQ不能用的VOICE數(shù)據(jù)流中