Which IP telephony deployment model uses an H.225
Gatekeeper-Controlled trunk for call admission control within existing H.323 environments?
A. single site with centralized call processing B. single site with distributed call processing C. multisite with centralized call processing D. multisite with distributed call processing
Correct Answer: D
Which two reasons are valid for aggregating routing information within a network? (Choose two.)
A. to improve optimal routing within the network
B. to reduce the impact of topology changes
C. to reduce the amount of information any specific router within the network must store and process
D. to isolate the impact of DDoS attacks
Correct Answer: BC
Configure routers P4S-RE and P4S-RF as route reflectors of router P4S-RA in this network presented in the following exhibit. When router P4S-RC transmits a route to router P4S-RA, which router or routers will router P4S-RA send an update to?
A. only EBGP routers, except router P4S-RC B. all routers, except router P4S-C
C. only iBGP routers
D. only route reflector clients
Correct Answer: B
Which way can most effectively improve BGP convergence in the event that a point-to-point link, over which an EBGP session is running, fails?
A. use BGP multihop
B. configure EBGP fast external fallover
C. enable BGP graceful restart
D. reduce the keepalive timer to the minimum value allowed
Correct Answer: B
You are the Cisco Network Designer in P4S. In your
company site, a NAS is both physically and logically in the traffic path. The NAS identifies clients solely based on their MAC addresses. In which access mode has this NAS been configured to operate?
A. Layer 2 mode
B. Layer 2 Edge mode
C. Layer 3 mode
D. Layer 3 In-Band mode
Correct Answer: A
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