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In the "Flags" column of the arp table, "S" means ?

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You try "ping server1" and you get "no answer from server1". Why ? (assume that your machine resolved the name correctly).

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what is networking?

14 Answers   IBM,

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Remote user downloads mail messages to a client where messages are cached. This is the ______ type mail access supported by IMAP4.

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In the nsswitch.conf file what does the following entry mean ? NOTFOUND=return

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how give two permissions to single file for deferent server one server read only and second server read&right

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

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Port numbers for the following 2 standard services: SMTP, TFTP a. 25, 81 b. 25, 68 c. 23, 69 d. 15, 68 e. 15, 22

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which command releases and removed DHCP leases ?

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What does the "Lease" field hold in the dhcp network database ? a. how long the client has the lease for (length) b. how long remains of the lease c. absolute time when the lease expires

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System that stores mailboxes in local /var/mail is called what type of server ?

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Which port is reserved for telnet ?

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