What is a "preamble" in IEEE 802.3 frame? a. an indication of the end of a frame b. an indication of the start of a new frame c. an indication of congestion d. an indication of a corrupted frame

1 Answers  

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what is L1 and L2 support

12 Answers   Banking, Cognizant, Computronics, CSC, Goldman Sachs, HCL, HP, L&T, Orange, Wipro,

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Which command lists versions and states of the nfs service running on a host called machine ?

1 Answers  

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To configure "Local Mail in RemoteMode", who provides /var/mail ?

1 Answers  

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Please list the types of Firewalls, Routers, Switches, Servers, you manage?

1 Answers   HCL, Jaypee,

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what is the difference between GSM and CDMA

8 Answers  

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How switch learn MAC address? Explain MAC learning in switches.

1 Answers   HCL,

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You have connected a Token Ring Network (4MBit/s) and an Ethernet Network. Copying a 5MB File from Ethernet to Token Ring takes 30 seconds. Copying from Token Ring to Ethernet takes 2 Minutes. Why? a. the Token Ring network is slower b. the packet size is larger with Ethernet than Token Ring. c. the packet size is larger with Token Ring than Ethernet. d. TCP windows size

1 Answers  

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Solaris will run routed if what file exists.

1 Answers  

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DHCP stands for ?

1 Answers  

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Which command would delete a route to host server1 via router1 ?

1 Answers  

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What file can a user create in his/her home directory to forward his/her email ?

1 Answers  

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