What is a MAC ?
a. It is the network layer address of a NIC that can not be modified
b. It is the network layer address of a NIC that can be modified
c. It is the Data Link Layer address of a NIC that can not be modified
d. It is the Data Link Layer address of a NIC that can be modified
Main d/w public ip and private ip
What do you have to do add changes to the NIS database after adding/modifying the appropriate map ?
What is the Difference between Broadcaste Domain and Collison Domain and where it is used ?
2 Answers DataCraft, DataGraph,
To configure "Local mail in Local Mode", how many sendmail.cf files are requried ?
Describe an access list and what it does?
In the nsswitch.conf file what does the following entry mean ? NOTFOUND=continue
Which 2 commands modifies the dhcptab file ?
What is a collection of networks and routers under a single administrative control.
Which command will mount /usr/local from server called machine1?
Which command would shutdown the sendmail daemon ?
You just added a new alias in the /etc/aliases file. What command should you run to activate the change ?
What are your key strengths as a System/network Administrator?