A. show protocols
B. show process
C. show system
D. show version

A. debug icmp
B. debug ip icmp
C. debug tcp
D. debug packet

A. show ip route
B. show route
C. traceroute
D. trace ip route

A. enable cdp
B. cdp enable
C. cdp run
D. run cdp

A. ip route 172.16.1.0 255.255.255.0 0.0.0.0
B. ip route 172.16.1.0 255.255.255.0 172.16.2.1
C. ip route 0.0.0.0 255.255.255.0 172.16.2.1
D. ip route 0.0.0.0 0.0.0.0 172.16.2.1

A. NVRAM
B. RAM
C. FLASH
D. ROM
E. PCMCIA

A. copy running-config: TFTP:
B. copy TFTP: running-config
C. copy TFTP: startup-config
D. copy startup-config: TFTP:

A. copy running-config startup-config
B. copy startup-config: running-config
C. copy running config startup config
D. copy startup config running config
E. write terminal

A.10.1.1.1
B.127.0.0.1
C.192.168.0.1
D.239.1.1.1

A. The command establishes a static route
B. The command invokes a dynamic routing protocol for 192.168.12.0
C. Traffic for network 192.168.12.0 is forwarded to 172.16.12.1
D. Traffic for all networks is forwarded to 172.16.12.1
E. This route is automatically propagated throughout the entire network
F. Traffic for network 172.16.12.0 is forwarded to the 192.168.12.0 network

A. It provides dynamic neighbor discovery
B. It detects unreachable neighbors in 90 second intervals
C. It maintains neighbor relationships
D. It negotiates correctness parameters between neighboring interfaces
E. It uses timers to elect the router witch the fastest links as the designated router
F. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF