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H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. Configure PKI domain trusted CA ( certification authority as ) H3CCA , and configured the registration server URL for the CA . h3c . com commands respectively for the ____ .

A) Configure CErtificate url ca in the PKI domain view . h3c . com
B) In the PKI domain view, arranged CERTIFICATE CA Request URL . h3c . com
C) In PKI domain view, configure ca.identifier H3CCA
D) In PKI domain view, configure CErtificate identifier-H3CCA

2. During the SIP UA calling the called party through the proxy server,

A) to the not right
B) In addition to the external location request message, the main called UA other messages do not need to be forwarded through a proxy server
C) behalf of the proxy server to help get the called UA after position, calling UA directly to the called UA initiates a call
D) Lord called UA all messages are forwarded through a proxy server

3. The factors that affect VoIP voice quality include ____ .

A) Packet loss on IP network
B) selected encoding type used
C) selected by signaling type
D) back sound

4. If the user configures the packet filtering strategy incorrectly and filters all UDP packets, what will happen to the H.323 network center ?

A) that a call will be discontinued in RAS stage
B) Does not affect calls between terminals
C) that a call will be discontinued in H.245 stage
D) that a call will be discontinued in Q.931 stage

5. If each of the teams it corresponds to a type of packets, the transmission ratio of the amount of each queue is sequentially increased, both 1: 2: 3: ...: most large number of queues, assume that the application speed of the schedule port If it is 100Mbps , then when each queue corresponds to a message that is forwarded at a speed of 20Mbps after the port is congested.Of 7 broadband packet queue corresponds may be used about as ______

A) 5.14%
B) 5.88%
C) 5.26%
D) 4.61%

Solutions: