单项选择题

Which of these statements is correct regarding SSO and Cisco NSF？（）

A. Utilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds.
B. Utilizing SSO in Layer 3 environments can reduce outages to one to three seconds.
C. Distribution switches are single points of failure causing outages for the end devices.
D. Utilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than onesecond.
E. NSF and SSO with redundant supervisors have the most impact on outages at the accesslayer.

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热门试题

单项选择题WhatistherecommendedpracticewhenconsideringVPNterminationandfirewallplacement？（）

A. have the firewall and VPN appliance deployed in parallel
B. place the VPN in line with the firewall， with the VPN terminating inside the firewall
C. place the public side of the VPN termination device in the DMZ behind a firewall
D. place the VPN in line with the firewall， with the VPN terminating outside the firewall

单项选择题WhenarouterhastomakearatetransitionfromLANtoWAN，whattypeofcongestionneeds shouldbeconsideredinthenetworkdesign？（）

A. RX-queue deferred
B. TX-queue deferred
C. RX-queue saturation
D. TX-queue saturation
E. RX-queue starvation
F. TX-queue starvation

多项选择题Which two practices will avoid Cisco Express Forwarding polarization？（）

A. The core layer should use default Layer 3 hash information.
B. The core layer should use default Layer 4 hash information.
C. The distribution layer should use default Layer 3 hash information.
D. The distribution layer should use default Layer 4 hash information.
E. The core layer should use Layer 3 and Layer 4 information as input to the Cisco Expressing Forwarding hashing algorithm.
F. The distribution layer should use Layer 3 and Layer 4 information as input into the Cisco Expressing Forwarding hashing algorithm.

单项选择题WhatwillanEasyVPNhardwareclientrequireinordertoinsertitsprotectednetworkaddress whenitconnectsusingnetworkextensionmode？（）

A. RADIUS or LDAP
B. an internal router running EIGRP
C. Reverse Route Injection and OSPF or RIPv2
D. the VPN appliance to be deployed in line with the firewall

多项选择题WhichtwooftheseareadvantagesofplacingtheVPNdeviceparalleltothefirewall？（）

A. high scalability
B. the design supports a layered security model
C. firewall addressing does not need to change
D. IPsec decrypted traffic is inspected by the firewall
E. there is a centralized point for logging and content inspection