What should you know for securing portmapper with TCP Wrapper?

The portmapper has support for TCP wrappers

Firstly, configure portmapper with firewalld or UFW

The portmapper needs to be upgraded to last version

Any other TCP Wrapper configuration should be deleted

How do you deny all incoming connections in the /etc/hosts.deny file for portmapper?

portmapper: 0.0.0.0/255.255.255.255

What's the main importance of exporting filesystems?

To have the availability for use a FS by another system

To have multiple copies of the same FS in different server

To create a file system array through several servers using the same FS

What's being configured on the attached image?

It contains a line in /etc/exports to export a file system

A local directory is being set with specific access rules

The directory named as "directory" is being sent to host 192.168.0.3

It's an automounter rule that states that a remote directory is mounted by 192.168.0.3

In the context of the attached imagen. What does the "rw" parameter mean?

The host 192.168.0.3 has read/write permissions over the directory named "directory"

It´s a config on /etc/fstab that states host 192.168.0.3 has read/write permissions over the directory named "directory"

It's an automounter configuration to set read permissions to 192.168.0.3 for accessing a folder

It states the host 192.168.0.3 has read/write permissions only during data syncronization

Type the full command to mount the /export/data directory which is located on a remote host (192.168.1.100) into the local directory /mnt/data

mount -t nfs 192.168.1.100:/export/data /mnt/data

mount -to nfs 192.168.1.100/export/data /mnt/data

mount -t nfs 192.168.1.100/export/data /mnt/data

mount -r nfs 192.168.1.100:/export/data /mnt/data

The NFS protocol has some weaknesses. Which are two that have been covered on the study material?

Making connections by guessing file-handles

9) 209.2 Configuring an NFS server

Authored by Maiky Alfaro

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

With _________ you can make a remote disk part of your local file system.

SMB

NFS

Squid

NSF

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Choose three important options you can find when configuring the kernel for NFS:

NFS File System Support (CONFIG_NFS_FS)

NFS File System (CONFIG_FS)

Provide NFSv3 Client Support (CONFIG_NFS_V3)

NFS Support (CONFIG_NFSD)

NFS Support (CONFIG_NFS)

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose one important option you can find when configuring the kernel for NFS:

Provide NFSv3 Server Support (CONFIG_NFSD_V3)

NFS File System (CONFIG_FS)

Provide NFSv2 Client Support (CONFIG_NFS_V2)

NFS Support (CONFIG_NFSD_FS)

NFS Support (CONFIG_NFS)

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

"Use this option if you want to use NFS as a client"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

NFS File System Support (CONFIG_NFS_FS)

NFS File System (CONFIG_FS)

Provide NFSv3 Client Support (CONFIG_NFS_V3)

NFS Support (CONFIG_NFSD)

NFS Support (CONFIG_NFS)

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

"This option can only be selected if NFS File System Support (CONFIG_NFS_FS) is also selected"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

NFS File System Support (CONFIG_NFS_FS)

NFS File System (CONFIG_FS)

Provide NFSv3 Client Support (CONFIG_NFS_V3)

NFS Support (CONFIG_NFSD)

NFS Support (CONFIG_NFS)

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

"This option configures a LinuxNFS server kernel-space, supporting NFS protocol version 2"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

NFS File System Support (CONFIG_NFS_FS)

NFS File System (CONFIG_FS)

Provide NFSv3 Client Support (CONFIG_NFS_V3)

NFS Support (CONFIG_NFSD)

NFS Support (CONFIG_NFS)

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

"This option adds support for version 3 of the NFS LinuxNFS server"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

Provide NFSv3 Server Support (CONFIG_NFSD_V3)

NFS File System (CONFIG_FS)

Provide NFSv2 Client Support (CONFIG_NFS_V2)

NFS Support (CONFIG_NFSD_FS)

NFS Support (CONFIG_NFS)

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9) 209.2 Configuring an NFS server

With _________ you can make a remote disk part of your local file system.

Choose three important options you can find when configuring the kernel for NFS:

Choose one important option you can find when configuring the kernel for NFS:

"Use this option if you want to use NFS as a client"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option can only be selected if NFS File System Support (CONFIG_NFS_FS) is also selected"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option configures a LinuxNFS server kernel-space, supporting NFS protocol version 2"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option adds support for version 3 of the NFS LinuxNFS server"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"It's used for interface TCP/IP connections to the appropriate RPC calls. It is needed for all NFS traffic because not only does it map (incoming) TCP connections to NFS (RPC) calls, it also can be used to map different NFS versions to different ports on which NFS is running"

What should you know for securing portmapper with TCP Wrapper?

How can you make sure that the portmapper has support for TCP Wrappers?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

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9) 209.2 Configuring an NFS server

With _________ you can make a remote disk part of your local file system.

Choose three important options you can find when configuring the kernel for NFS:

Choose one important option you can find when configuring the kernel for NFS:

"Use this option if you want to use NFS as a client"Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option can only be selected if NFS File System Support (CONFIG_NFS_FS) is also selected"Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option configures a LinuxNFS server kernel-space, supporting NFS protocol version 2"Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option adds support for version 3 of the NFS LinuxNFS server"Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"It's used for interface TCP/IP connections to the appropriate RPC calls. It is needed for all NFS traffic because not only does it map (incoming) TCP connections to NFS (RPC) calls, it also can be used to map different NFS versions to different ports on which NFS is running"

What should you know for securing portmapper with TCP Wrapper?

How can you make sure that the portmapper has support for TCP Wrappers?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

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"Use this option if you want to use NFS as a client"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option can only be selected if NFS File System Support (CONFIG_NFS_FS) is also selected"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option configures a LinuxNFS server kernel-space, supporting NFS protocol version 2"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?

"This option adds support for version 3 of the NFS LinuxNFS server"
Which of the most important options when configuring the kernel for NFS does the above statement refer to?