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NEW QUESTION 50
Create a user named alex, and the user id should be 1234, and the password should be alex111.
Answer:
Explanation:
Answer see in the explanation.
Explanation/Reference:
# useradd -u 1234 alex
# passwd alex
alex111
alex111
OR
echo alex111|passwd -stdin alex
NEW QUESTION 51
Make on data that only the user owner and group owner member can fully access.
Answer:
Explanation:
chmod 770 /data
Verify using : ls -ld /data Preview should be like:
drwxrwx--- 2 root sysadmin 4096 Mar 16 18:08 /data
To change the permission on directory we use the chmod command.
According to the question that only the owner user (root) and group member (sysadmin) can fully access the directory so: chmod 770 /data
NEW QUESTION 52
Part 1 (on Node1 Server)
Task 14 [Managing SELinux Security]
You will configure a web server running on your system serving content using a non-standard port (82)
Answer:
Explanation:
* [root@node1 ~]# curl http://node1.domain15.example.com
curl: (7) Failed to connect to node1.domain15.example.com port 80: Connection refused
[root@node1 ~]# yum install httpd
[root@node1 ~]# systemctl enable --now httpd
Created symlink /etc/systemd/system/multi-user.target.wants/httpd.service ? /usr/lib/systemd/system/httpd.service.
[root@node1 ~]# systemctl start httpd
[root@node1 ~]# systemctl status httpd
Status: "Running, listening on: port 80"
* [root@node1 ~]# wget http://node1.domain15.example.com
2021-03-23 13:27:28 ERROR 403: Forbidden.
[root@node1 ~]# semanage port -l | grep http
http_port_t tcp 80, 81, 443, 488, 8008, 8009, 8443, 9000
[root@node1 ~]# semanage port -a -t http_port_t -p tcp 82
[root@node1 ~]# semanage port -l | grep http
http_port_t tcp 82, 80, 81, 443, 488, 8008, 8009, 8443, 9000
[root@node1 ~]# firewall-cmd --zone=public --list-all
[root@node1 ~]# firewall-cmd --permanent --zone=public --add-port=82/tcp
[root@node1 ~]# firewall-cmd --reload
[root@node1 ~]# curl http://node1.domain15.example.com
OK
* root@node1 ~]# wget http://node1.domain15.example.com:82
Connection refused.
[root@node1 ~]# vim /etc/httpd/conf/httpd.conf
Listen 82
[root@node1 ~]# systemctl restart httpd
[root@node1 ~]# wget http://node1.domain15.example.com:82
2021-03-23 13:31:41 ERROR 403: Forbidden.
[root@node1 ~]# curl http://node1.domain15.example.com:82
OK
NEW QUESTION 53
Configure the verification mode of your host account and the password as LDAP. And it can ldapuser40.
The password is set as "password". And the certificate login successfully through can be downloaded from http://ip/dir/ldap.crt. After the user logs on , the user has no host directory unless you configure the autofs in the following questions.
Answer:
Explanation:
Answer see in the explanation.
Explanation/Reference:
system-config-authentication
LDAP Server: ldap//instructor.example.com (In domain form, not write IP) OR
# yum groupinstall directory-client (1.krb5-workstation 2.pam-krb5 3.sssd)
# system-config-authentication
1.User Account Database: LDAP
2.LDAP Search Base DN: dc=example,dc=com
3.LDAP Server: ldap://instructor.example.com (In domain form, not write IP) 4.Download CA Certificate
5.Authentication Method: LDAP password
6.Apply
getent passwd ldapuser40
NEW QUESTION 54
One Logical Volume named /dev/test0/testvolume1 is created. The initial Size of that disk is 100MB now you required more 200MB. Increase the size of Logical Volume, size should be increase on online.
Answer:
Explanation:
see explanation below.
Explanation
* lvextend -L+200M /dev/test0/testvolume1 Use lvdisplay /dev/test0/testvolume1)
* ext2online -d /dev/test0/testvolume1
lvextend command is used the increase the size of Logical Volume. Other command lvresize command also here to resize. And to bring increased size on online we use the ext2online command.
NEW QUESTION 55
......
