Which action will temporarily disable remote login access using telnet and ssh for all non-root accounts?
Stop the sshd subsystem
Set the PermitLogins parameter in /etc/ssh/sshd_config and recycle the sshd daemon
Touch the /etc/sshd/nologin file and recycle the sshd daemon
Update /etc/security/passwd and recycle the inetd subsystem
Create an /etc/nologin file
Correct answer: E
Question 2
Given the output below:
What is the likely cause for the error shown?
ent0 is part of an EtherChannel.
The SEA providing network connectivity for ent0 is unavailable.
ent0 is not connected to a switch.
The network that ent0 accesses is unavailable.
Correct answer: A
Question 3
An administrator changed an NFS mount point to read/write capability by adding the –rw option in /etc/exports. Clients are still unable to write to the NFS.
How can this be resolved?
Unmount and mount the NFS file system on the NFS server
Issue the refresh –g nfs command on the NFS server
Use the mount –o rw command on the NFS filesystem on the NFS server