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Question ID 17500

Configure the DNS server by allowing query only from the 192.168.0.0/24 Local
Network.

Option A

Answer : 1.vi /var/named/chroot/etc/named.conf acl localnet { 192.168.0.0/24; }; options { allow-query { localnet; }; }; 2.service named restart | start allow-query is a global option on /var/named/chroot/etc/named.conf, specifies an address match list of hosts allowed to query this server. If this option is not set, any host can query the server.

Correct Answer A
Explanation


Question ID 17501

You have a directory /local. You want to make available that directory to all the
members of example.com and trusted.cracker.org. But directory should available in
read and write to all the members of example.com domain and read only to
cracker.org domain.

question_answerVIEW ANSWER

Option A

Answer : 1.vi /etc/exports /local*.example.com(rw,sync) trusted.cracker.org(ro,sync) exports_t /etc/exports Use the restorecon R /etc command to restore the selinux context of the file. service nfs start | restart service portmap start | restart chkconfig nfs on chkconfig portmap on Pathclient(permission) Shared Directory Path, Client can be single host or domain name or ip address. Permission should specify without space with client lists in parentheses. NFS is RPC service so portmapper service should restart after starting the nfs service. We can specify multiple clients list separating by space with different shared option.

Correct Answer A
Explanation

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