LINUX. SAMBA Server - UBUNTU

Purpose

How to Install Samba server to share files. I want create a NAS for share files for Backups or films server ;-)

Use a Raspberri Pi 4 connect some HD docks stations.

Steps

[ ] Check Operating System version

COMMAND: smbd --version

 

[ ] Update Operating System

COMMAND: sudo apt-get update

COMMAND: sudo apt-get upgrade

 [ ] Install Samba System

COMMAND: sudo apt install samba

[ ] Where is install SAMBA system?

COMMAND:  sudo systemctl status smbd

[ ] Check Samba System Status

COMMAND:  sudo systemctl status smbd

If the service it's running you can start with

COMMAND:  sudo systemctl start smbd && sudo systemctl enable smbd

 [ ] Backup current configuration

COMMAND:  sudo cp -rfvp /etc/samba/smb.conf /etc/samba/smb.conf-back

[ ] New GROUP (gonsmbgrp) Only for secure accesss.

COMMAND:  sudo addgroup gonsmbgrp 

[ ] New USER (gonsambausr). Only for secure access.

COMMAND:  sudo useradd gonsambausr -m -G gonsmbgrp

COMMAND:  sudo passwd gonsambausr

COMMAND:  sudo smbpasswd -a gonsambausr

 [ ] Create folder to share ( /media/EXTHD01). No secure access. All access.

COMMAND: 

sudo mkdir /media/EXTHD01

sudo chmod -R 777 /media/EXTHD01

sudo chown -R nobody:nogroup /media/EXTHD01

[ ] Create folder to share ( /media/EXTHD02). Secure. User and Password.

 COMMAND: 

sudo mkdir /media/EXTHD02

sudo chmod -R 777 /media/EXTHD02

sudo chown -R  gonsambausr:gonsmbgrp /media/EXTHD02

sudo chmod -R  777 /media/EXTHD02

 [ ] Configure SAMBA

 COMMAND: sudo nano/etc/samba/smb.conf

* Anonymous Access

[sambagonshareanonimo]

comment = ShareGoN

path = /media/EXTHD01

read only = no

browseable = yes

guest ok = yes

force user = nobody

* Secure Access

[Sambaseguro]

comment = ShareGoNSeguro

path = /media/EXTHD02

browseable = yes

writable = yes

browsable = yes

valid users = gonsambausr @gonsmbgrp

read only = no

[ ] Check Params

 COMMAND: testparm

/********************************************************************/

gon@gon-desktop:/media$ testparm

Load smb config files from /etc/samba/smb.conf

Loaded services file OK.

Server role: ROLE_STANDALONE

 

Press enter to see a dump of your service definitions

 

# Global parameters

[global]

        log file = /var/log/samba/log.%m

        logging = file

        map to guest = Bad User

        max log size = 1000

        obey pam restrictions = Yes

        pam password change = Yes

        panic action = /usr/share/samba/panic-action %d

        passwd chat = *Enter\snew\s*\spassword:* %n\n *Retype\snew\s*\spassword:* %n\n *password\supdated\ssuccessfully* .

        passwd program = /usr/bin/passwd %u

        server role = standalone server

        server string = %h server (Samba, Ubuntu)

        unix password sync = Yes

        usershare allow guests = Yes

        idmap config * : backend = tdb

 

 [printers]

        browseable = No

        comment = All Printers

        create mask = 0700

        path = /var/spool/samba

        printable = Yes

 

 [print$]

        comment = Printer Drivers

        path = /var/lib/samba/printers

 

 [sambagonshare]

        comment = ShareGoN

        force user = nobody

        guest ok = Yes

        path = /media/EXTHD01

        read only = No

 

[Sambaseguro]

        comment = ShareGoNSeguro

        path = /media/EXTHD02

        read only = No

        valid users = gonsambausr @gonsmbgrp

gon@gon-desktop:/media$

/********************************************************************/

[ ] Firewall permit rule

 COMMAND: sudo ufw allow samba

 

[ ] Restart Samba services to effect the above changes.

COMMAND:

sudo systemctl restart smbd  

sudo service smbd restart   

 [ ] Check from windows System

COMMAND: \\IP

For Example \\192.16721.33

[ ] Links:

https://linuxize.com/post/how-to-enable-ssh-on-ubuntu-18-04/#:~:text=%20To%20install%20and%20enable%20SSH%20on%20your,with%20a%20firewall%20configuration%20tool%20called...%20More%20

https://devtutorial.io/how-to-install-and-configure-samba-on-ubuntu-server-20-04.html

https://itsubuntu.com/how-to-install-samba-on-ubuntu-20-04-lts/

https://websiteforstudents.com/install-samba-on-ubuntu-20-04-18-04/

https://curiousviral.com/install-samba-server/

https://linuxize.com/post/how-to-install-and-configure-samba-on-ubuntu-18-04/

https://www.tecmint.com/install-samba-on-ubuntu-for-file-sharing-on-windows/

Check at Linux Ubuntu 4.11.6
by GoN | Published: Sept , 2020 | Last Updated:

NETWORKING. Cisco SW Temperature

 Purpose

How to know the temperature in Cisco Switch

Steps

Connect to Sw an put this command

COMMAND: "sho environment"

The result:

Other Options

You can monitoring this information at Nagios System

Check at WS-C4500X-32 
by GoN | Published: Aug 26, 2020 | Last Updated:

SECURITY. Botnet check DDBB

 

Purpose

Check our IP if it is infected by a botnet (Only for Spain)

The Incibe Institud has some tools to verify our IP address and verify if this IP is in any botnet list. 

This service is free and not intrusive. 

Steps

Connect to link  https://www.osi.es/es/servicio-antibotnet

The result:

by GoN | Published: Aug 24, 2020 | Last Updated: