Which technology allows a large number of private IP addresses to be represented by a smaller number of public IP addresses?
A. NAT
B. NTP
C. RFC 1631
D. RFC 1918
CISCO CCNA Exam – Q312
What is the effect of the overload keyword in a static NAT translation configuration?
A. It enables port address translation.
B. It enables the use of a secondary pool of IP addresses when the first pool is depleted.
C. It enables the inside interface to receive traffic.
D. It enables the outside interface to forward traffic.
CISCO CCNA Exam – Q311
Which protocol advertises a virtual IP address to facilitate transparent failover of a Cisco routing device?
A. FHRP
B. DHCP
C. RSMLT
D. ESRP
CISCO CCNA Exam – Q310
What are three broadband wireless technologies? (Choose three.)
A. WiMax
B. satellite Internet
C. municipal Wi-Fi
D. site-to-site VPN
E. DSLAM
F. CMTS
CISCO CCNA Exam – Q309
Which condition indicates that service password-encryption is enabled?
A. The local username password is encrypted in the configuration.
B. The enable secret is encrypted in the configuration.
C. The local username password is in clear text in the configuration.
D. The enable secret is in clear text in the configuration.
CISCO CCNA Exam – Q308
Which two spanning-tree port states does RSTP combine to allow faster convergence? (Choose two.)
A. blocking
B. listening
C. learning
D. forwarding
E. discarding
CISCO CCNA Exam – Q307
Which technology can enable multiple VLANs to communicate with one another?
A. inter-VLAN routing using a Layer 3 switch
B. inter-VLAN routing using a Layer 2 switch
C. intra-VLAN routing using router on a stick
D. intra-VLAN routing using a Layer 3 switch
CISCO CCNA Exam – Q306
In which three ways is an IPv6 header simpler than an IPv4 header? (Choose three.)
A. Unlike IPv4 headers, IPv6 headers have a fixed length.
B. IPv6 uses an extension header instead of the IPv4 Fragmentation field.
C. IPv6 headers eliminate the IPv4 Checksum field.
D. IPv6 headers use the Fragment Offset field in place of the IPv4 Fragmentation field.
E. IPv6 headers use a smaller Option field size than IPv4 headers.
F. IPv6 headers use a 4-bit TTL field, and IPv4 headers use an 8-bit TTL field.
CISCO CCNA Exam – Q305
Which feature builds a FIB and an adjacency table to expedite packet forwarding?
A. Cisco Express Forwarding
B. process switching
C. fast switching
D. cut-through
CISCO CCNA Exam – Q304
What is the purpose of the POST operation on a router?
A. determine whether additional hardware has been added
B. locate an IOS image for booting
C. enable a TFTP server
D. set the configuration register