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

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What IP network addresses are set aside for class C (for private use) ? a. 172.16.0.0 (mask 255.240.0.0) b. 172.16.0.0 (mask 255.255.0.0) c. 196.168.0.0 (mask 255.255.0.0) d. 192.168.0.0 (mask 255.255.0.0) e. 198.168.0.0 (mask 255.255.255.0)

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what is the difference b/w CIDR AND VLSM?

2 Answers   TCS,

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PPP is an extension of ? a. FRAME RELAY b. SDLC c. HDLC d. LAPB

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A packet header contains 4 parts. they are:

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OSI Stands for:

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what is difference between cisco switch and other vendor switch?

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DCE (distributed computing Environment) is and example implementation of ? a. RPC b. Tranparent bridging c. NFS d. Source Bridge Routing

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Why does a high number of broadcast messages adversely affect overall network performance? a. Each broadcast message requires an acknowledgement packet from every computer on the network b. No computer on the network can transmit data until each broadcast message has been acknowledged by every computer on the network c. Broadcast messages are automatically routed to every segment of a LAN d. Every computer on the network must process each broadcast message

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Describe what network statistics or measurement tools you are familiar with and how you have used them?

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what mean this error The Instruction at "0x7c8396d0" referenced memory at "0x00000014" , The memory could not be "read"

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You mail server belongs to mydomain.com . An email destined for user@host4.mydomain.com . This type of email address is ?

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