How signalling can be explained in D channel of ISDN?

1 Answers   Tulip,

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Identify the keystroke used to terminate the setup mode? A.) Ctrl-K B.) Crtl-C C.) Ctrl-Z D.) Crtl-End

2 Answers  

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Which protocol resolves an IP address to a MAC address? A.) DHCP B.) RARP C.) ARP D.) NBP E.) DNS

3 Answers  

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When configuring a router utilizing both physical and logical interfaces, what factor must be considered in determining the OSPF router ID?

0 Answers  

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What is the difference between named and extended acl?

0 Answers  

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Identify 2 features of X.25? A.) Supports only IP B.) Utilizes switched and permanent virtual circuits C.) Contains minimal flow control and error recovery D.) Utilizes LAPB as it's data-link protocol

1 Answers  

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Can you explain PPP protocol?

0 Answers   CCIE,

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What does the Spanning Tree Algorithm (STA) do? A.) Restore lost frames B.) Builds routing tables for routing through an internetwork C.) Forward packets through a switch D.) STA is implemented by STP to prevent loops

1 Answers  

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Identify 3 IP applications? A.) AURP B.) ARP C.) Telnet D.) SMTP E.) DNS F.) RARP

2 Answers  

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Identify the hardware component that stores the bootstrap program? A.) ROM B.) NVRAM C.) Booter load D.) RAM E.) Flash

2 Answers  

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The administrator of a comapny needs to ensure that a web server in their network is accessible from the Internet. Since the network uses private addressing, this requires an IP-to-registered-address mapping. The following command is entered on the router: router(config)# ip nat inside source static 192.168.2.1 198.18.1.254 After unsuccessful results from a ping to the Internet, the administrator issues the show ip nat translations command and the output is blank. What could be the problem with the NAT configuration for this mapping? A. The keyword overload is missing from the command. B. The administrator needs to define a NAT pool first. C. An access list must be defined to create static NAT translations. D. The interfaces need to be configured for NAT.

4 Answers  

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What are two functions of the ICMP protocol? (Choose two) A. to map IP addresses to Ethernet addresses B. to map common names to network addresses C. to forward SNMP alerts to management consoles D. to generate an echo reply in response to a ping test E. to send a host or pod unreachable message from a router to the source of an undeliverable packet

1 Answers  

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