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CCNA 4 Chapter 8

1 . What combination of IP address and wildcard mask should be used to specify only the last 8 addresses in the subnet 192.168.3.32/28? 192.168.3.32 0.0.0.7 192.168.3.32 0.0.0.15 192.168.3.40 0.0.0.7 192.168.3.40 0.0.0.15 2 . Excessive broadcasts are generally a symptom of a problem at which layer? physical data link network transport 3 . Refer to the exhibit. Which three pieces of information can be determined by analyzing the output shown? (Choose three.) A carrier detect signal is present. Keepalives are being received successfully. Default encapsulation is used on this serial link. Packets passing this interface cannot exceed 1 KB in size. The reliability of this link is very low. The LCP negotiation phase is complete. 4 . A network administrator has received complaints that users on a local LAN can retrieve e-mail from a remote e-mail server but are unable to open web pages on the same server. Services at which two layers of the OSI model should be investigated during the t

CCNA v4 - E4 - Module 8 (100%)

http://p4s-ccna.blogspot.com http://testccna-4u.blogspot.com 1. Excessive broadcasts are generally a symptom of a problem at which layer?    data link 2. Refer to the exhibit. Users at Branch B are reporting trouble accessing a corporate website running on a server that is located at HQ. HQ and Branch A users can access the website. R3 is able to ping 10.10.10.1 successfully but not 10.10.10.2. The users at Branch B can access servers at Branch A. Which two statements are true aboutthe troubleshooting efforts? (Choose two.)    Frame Relay at R3 and R2 should be tested to narrow the scope of the problem.    An ACL entry error could cause the failure at Layer 4 in either R3 or R2. 3. What is one example of a physical layer problem?    incorrect clock rate 4. Which two components should be taken into consideration when establishing a network baseline? (Choose two.)    information about the network design    expected performance under normal operating conditions 5. Refer to the exhibit. Wh