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What does qos pre-classify provides inregardto implementing QoS over GRE/IPSec VPN tunnels？（）
- A、 enables IOS to copy the ToS field from the inner （original） IPheader to theouter tunnel IP header
- B、 enables IOS to make a copy of the inner （original） IP header and to run a QoS classification before encryption， based on fields in the inner IP header.
- C、 enables IOS to classify packets based on the ToS field in the inner （original） IP header
- D、 enables IOS to classify packets based on the ToS field in the outer tunnel IP header
- E、 enables the IOS classification engine to only see a single encrypted and tunneledflow to reduce classification complexity
参考答案
更多 “What does qos pre-classify provides inregardto implementing QoS over GRE/IPSec VPN tunnels？（）A、 enables IOS to copy the ToS field from the inner （original） IPheader to theouter tunnel IP headerB、 enables IOS to make a copy of the inner （original） IP header and to run a QoS classification before encryption， based on fields in the inner IP header.C、 enables IOS to classify packets based on the ToS field in the inner （original） IP headerD、 enables IOS to classify packets based on the ToS field in the outer tunnel IP headerE、 enables the IOS classification engine to only see a single encrypted and tunneledflow to reduce classification complexity” 相关考题
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单选题What does qos pre-classify provides inregardto implementing QoS over GRE/IPSec VPN tunnels？（）A
enables IOS to copy the ToS field from the inner （original） IPheader to theouter tunnel IP headerB
enables IOS to make a copy of the inner （original） IP header and to run a QoS classification before encryption， based on fields in the inner IP header.C
enables IOS to classify packets based on the ToS field in the inner （original） IP headerD
enables IOS to classify packets based on the ToS field in the outer tunnel IP headerE
enables the IOS classification engine to only see a single encrypted and tunneledflow to reduce classification complexity
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单选题What does the mac packet-classify command do when applied to an interface configuration？（）A
It enables MAC ACLs to be applied to only IP packets that enter the interface.B
It enables MAC ACLs to be applied to only non-IP packets that enter the interface.C
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考题
问答题What field in IP packet is used for classification by QOS？
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