Cisco Implementing and Operating Cisco Service Provider Network Core Technologies (350-501 SPCOR) 350-501 Question # 129 Topic 13 Discussion

Cisco Implementing and Operating Cisco Service Provider Network Core Technologies (350-501 SPCOR) 350-501 Question # 129 Topic 13 Discussion

350-501 Exam Topic 13 Question 129 Discussion:
Question #: 129
Topic #: 13

350-501 Question 129

Refer to the exhibit. A network engineer configures CPE-1 for QoS with these requirements:

IPv4 and IPv6 traffic originated by the CPE-1 WAN IP address must be marked with DSCP CS3.

IPv4 LAN traffic must be marked with DSCP CS1.

IPv6 LAN traffic must be marked with DSCP default.

Which configuration must the engineer implement on CPE-1?


A.

class-map match-any SELF_TRAFFIC

match access-group name SELF_V4

match access-group name SELF_V6

class-map match-all V4_ TRAFFIC

match protocol ip

class-map match-all V6_TRAFFIC

match protocol ipv6

class-map match-all QG_4

match qos-group 4

class-map match-all QG_6

match qos-group 6

!

policy-map LAN-INPUT

class V4_TRAFFIC

set qos-group 4

class V


B.

class-map match-all SELF_TRAFFIC

match access-group name SELF_V4

match access-group name SELF_V6

class-map match-all V4_ TRAFFIC

match protocol ip

class-map match-all V6_TRAFFIC

match protocol ipv6

class-map match-all QG_4

match qos-group 4

class-map match-all QG_6

match qos-group 6

!

policy-map LAN-INPUT

class V4_TRAFFIC

set qos-group 4

class V


C.

class-map match-all SELF_TRAFFIC

match access-group name SELF_V4

match access-group name SELF_V6

class-map match-all V4_ TRAFFIC

match protocol ip

class-map match-all V6_TRAFFIC

match protocol ipv6

class-map match-all QG_4

match qos-group 4

class-map match-all QG_6

match qos-group 6

!

policy-map LAN-INPUT

class V4_TRAFFIC

set qos-group 4

class V


D.

class-map match-any SELF_TRAFFIC

match access-group name SELF_V4

match access-group name SELF_V6

class-map match-all V4_ TRAFFIC

match protocol ip

class-map match-all V6_TRAFFIC

match protocol ipv6

class-map match-all QG_4

match qos-group 4

class-map match-all QG_6

match qos-group 6

!

policy-map LAN-INPUT

class V4_TRAFFIC

set qos-group 4

class V


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