A.QoS pre-classify permits making QoS decisions based on elements from the unencrypted IP packet.
B.QoS pre-classify is required when encrypting voice.
C.QoS pre-classify is an advantage to Service Providers transporting encrypted packets.
D.QoS pre-classify is not designed for IPSec/GRE configurations.
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A.when a router between the Teleworker router and the head-end VPN router is doing NAT/pNAT and does not support IPSec pass-through
B.when the Teleworker router itself is doing NAT/pNAT
C.always
D.never
Refer to the exhibit. A customer indicates their teleworkers plan to use IP phones in their home offices. The IT department has surveyed the planned teleworkers, resulting in the user groupings shown in the exhibit. To provide the highest voice quality, the best recommendations to this customer are（）.
A.Deploy all three groups with a QoS service policy, choosing the parameters for Traffic Shaping based on the average uplink speed across the three groups.
B.Teleworkers in Groups A and B should inquire with their DSL providers for subscriptions with higher uplink bandwidths.
C.Teleworkers in Group C should change their subscriptions to DSL for deployment consistency.
D.Teleworkers in Group A should upgrade their subscription to obtain static IP addresses
E.Teleworkers in Group A should inquire with their DSL providers for subscriptions with higher downlink bandwidths.
A.Teleworker devices must be accessed from the central site (server, printers).
B.IP addressing is simplified.
C.The Teleworker LAN is a transit networking for routing.
D.An Enterprise application does not function with Network Address Translation.
E.The Teleworker router is an MPLS PE node.
Refer to the exhibit. Given this deployment model and the Enterprise applications, the Teleworker Router provides which functions?（）
A.Broadband access termination
B.IPSec tunnel termination
C.H323 Signaling termination
D.Traffic Shaping
E.Compressed RTP（cRTP）for bandwidth optimization
A.QoS and IPSec should never be used together.
B.IKE/ISAKMP packets are DiffSERV codepoint CS6, so the traffic is never dropped.
C.Source IKE/ISAKMP packets off the loop-back address.
D.Classify IKE/ISAKMP packets so they are appropriately prioritized.
最新試題
A customer wants to TFTP a new image from the corporate network to Flash on the Teleworker router through the IPSec tunnel. How should you configure the Teleworker router?（）
Refer to the exhibit. Given the interface configuration on a DSL connection with PPPoE, select the true statement.（）
For Ethernet-to-Ethernet routers, such as the Cisco 831 behind a cable modem or DSL bridge, a traffic shaper is configured. This is required since the output 10-Mbps interface will not be congested. Which two statements are true?（）
Choose the false statement concerning the use of CiscoWorks Internetwork Performance Monitor (IPM) in a Teleworker deployment.（）
Context-Based Access Control (CBAC) is the algorithm of the Cisco IOS firewall feature. How does CBAC improve Teleworker security?（）
What are the DSL-specific factors that require additional bandwidth when supporting Voice-over-IP over an IPSec VPN?（）
It is considered a best practice to use the Dead Peer Detection (DPD) feature with which VPN topologies?（）
Refer to the exhibit. Easy VPN operates in two modes. The exhibit represents network extension mode. Choose the best reason for using this mode.（）
Refer to the exhibit. An enterprise's security policy disallows the use of wireless on a Teleworker PC. Choose the most appropriate 830 security feature to use to enforce the security policy.（）
Refer to the exhibit. Given the topology shown, what are two ways to allow the VPN to operate?（）