Which IOS QoS enhancement was cr

第1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 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

第2题：

Which statement is correct about the Cisco QoS SDM wizard？（）

• A、the best-effort class will need to have its percentage entered in the QoS Policy Generation screen
• B、SDM QoS wizard provides real-time validation of application usage of WAN bandwidth
• C、the SDM wizard is not able to monitor QoS policing traffic
• D、the SDM QoS wizard is pre-installed on enterprise routers

第3题：

第4题：

Which IOS QoS mechanism is used strictly to rate limit traffic destinedto the router itself？（）

• A、 Class-Based Policing
• B、 Control Plane Policing
• C、 Dual-Rate Policier
• D、 Single-Rate Policier
• E、 Class-BasedTraffic Shaper

第5题：

CS-MARS works with which IOS feature to accomplish anomaly detection？（）

• A、 IOS IPS
• B、 Autosecure
• C、 CSA
• D、 Netflow
• E、 IOS Network Foundation Protection （NFP）
• F、 IOS Firewall

第6题：

Which QoS mechanism can help classify different kinds of Citrix traffic （print job versus real-time terminal control）？（）

• A、qos-group
• B、DSCP
• C、LFI
• D、NBAR

第7题：

Which statement is true about the SDM QoS wizard and its ability to enable a QoS policy on router interfaces？（）

• A、QoS can be enabled on interfaces used for Easy VPN clients
• B、QoS can be enabled on IPsec VPN interfaces and tunnels
• C、QoS can be enabled on interfaces with an existing QoS policy
• D、the QoS policy can be enabled for incoming and outgoing traffic on the interface

第8题：

Which IOS QoS enhancement was created to address scalability and bandwidth guaranteeissues？（）

• A、 DiffServ
• B、 IntServ
• C、 RSVP
• D、 WFQ

第9题：

Which enhancement w as added to IGMP version 3?（）

• A、membership query message
• B、membership report message
• C、leave group message
• D、source filtering
• E、destination filtering

第10题：

Which two items best describe a Cisco IOS IP SLA responder？（）

• A、required at the destination to implement Cisco IOS IP SLA services
• B、improves measurement accuracy
• C、required for VoIP jitter measurements
• D、provides security on Cisco IOS IP SLA messages via LEAP or EAP-FAST authentication
• E、responds to one Cisco IOS IP SLA operation per port
• F、stores the resulting test statistics