单选题A GRE tunnel is configured between a local and a remote site. Where should the service policy be applied to classify packets based on the pretunnel header? （）Ain global configuration mode， apply the service policy and use the qos pre-classifyBin global configuration mode， apply the service policy but do not use the qos pre-classify commandCapply the service policy on the physical interface but do not use the qos pre-classifyDapply the service policy on the tunnel interface but do not use the qos pre-classify command Eapply the service policy on the tunnel interface and use the qos pre-classify command
单选题
A GRE tunnel is configured between a local and a remote site. Where should the service policy be applied to classify packets based on the pretunnel header? （）
A
in global configuration mode， apply the service policy and use the qos pre-classify
B
in global configuration mode， apply the service policy but do not use the qos pre-classify command
C
apply the service policy on the physical interface but do not use the qos pre-classify
D
apply the service policy on the tunnel interface but do not use the qos pre-classify command
E
apply the service policy on the tunnel interface and use the qos pre-classify command
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