CISCO CCNA Certifications_ CCNA 1_Module 5

CISCO CCNA - CISCO CCNA Certifications CCNA 1:Module 5 http/cisco-ccna-certifications.blogspot.com/2008/08/ccna-1module-5.html CCNA 1:Module 5

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CCNA 1:Module 5 POSTED BY ADMIN Options With Highlight Colours are Correct Answer 1. In an IPv4 environment, what information is used by the router to forward data packets from one interface of a router to another? destination network address source network address source MAC address well known port destination address 2. What information is added during encapsulation at OSI Layer 3? source and destination MAC source and destination application protocol source and destination port number source and destination IP address 3. In a connectionless system, which of the following is correct? The destination is contacted before a packet is sent. The destination is not contacted before a packet is sent. The destination sends an acknowledgement to the source that indicates the packet was received. The destination sends an acknowledgement to the source that requests the next packet to be sent. 4. Which IP packet field will prevent endless loops? type-of-service identification flags time-to-live header checksum 5. Which portion of the network layer address does a router use to forward packets? host portion broadcast address network portion gateway address 6. Refer to the exhibit. Using the network in the exhibit, what would be the default gateway address for host A in the 192.133.219.0 network? 192.135.250.1 192.31.7.1 192.133.219.0 192.133.219.1 7. If the default gateway is configured incorrectly on the host, what is the impact on communications? The host is unable to communicate on the local network. The host can communicate with other hosts on the local network, but is unable to communicate with hosts on remote networks. The host can communicate with other hosts on remote networks, but is unable to communicate with hosts on the local network. There is no impact on communications.
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This note was uploaded on 04/12/2011 for the course SYSTEMS 101 taught by Professor Juan during the Spring '11 term at ITESM.

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CISCO CCNA - CISCO CCNA Certifications CCNA 1:Module 5 http/cisco-ccna-certifications.blogspot.com/2008/08/ccna-1module-5.html CCNA 1:Module 5

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