What agent accepts messages from mail user agent. resolves destinations addresses, selects proper mailer to deliver mail, and receives incoming mail from other mail transfers agents.
True or Flase: domain names can contain the symbol "*" ?
What is a network management system?
Scenario: “In a switch two hosts are connected to port number 1 and 2 respectively; both the ports are configured with same VLAN id. When data is sent from one host to another, in switch VLAN tagging will happen or not? Why?”
True:False: TI RPC is supported in Solaris environment.
Which layer is responsible coordinating communications b/w segments ? a. physical b. data-link c. network d. session e. application
Network adapter card drivers reside in the which sub-layer of the Data Link layer of the OSI model.
Which command will watch all packets on device pcelx0 ?
What is the difference between linux server and solaris server?
A machine that is not a mail host, relay host, or gateway would use which file ?
Which command will make the inetd reread the inetd.conf file ?
What does the receiving host do with packets when it is using a connection-oriented protocol ? a. acknowledges only the first and last packet, puts the packets in their proper order. b. acknowledges only the first and last packet, discards in any packet that have arrived out of sequence. c. acknowledges each packet and puts the packets in their proper order. d. acknowledges each packet and discards in any packet that have arrived out of order
What leading bit values in the IP address indicate a class A and Class B address ? a. 0 and 10 b. 0 and 11 c. 1 and 11 d. 01 and 10 e. 10 and 110