Monitorizare

Synology 8 Solutii

Server Linux 17 Solutii

Router 14 Solutii

Server Windows 5 Solutii

Altele 28 Solutii

Fortigate 5 Solutii

DVR & Camera 22 Solutii

Windows Server back-up

Cand avem configurat Windows Server back-up, se poate intampla sa nu se efectueze backup-ul, fara sa primim detalii in mesajul de eroare.

Pe langa motivul lipsei de spatiu, in majoritatea cazurilor este vine writer-ilor.

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Cum se poate realiza un VPN folosind tunel ssh

In general VPN permite accesul securizat (criptat si cu parola) din internet in reteaua locala. Sau poate unii doua retele locale prin intermediul retelei publice de internet, cu criptarea transferului prin reteaua publica.

Incepand cu versiunea 4.3 de ssh acesta include optiunea de a crea “Virtual Private Networks” via interfata tun. Un bun tutorial este aici:

https://help.ubuntu.com/community/SSH_VPN

 

 

    +---------------+            OpenSSH 4.3           +---------------+
    |   Machine A   | tun0 -- Tunnel Interface -- tun0 |   Machine B   |
    |  Has a tunnel | <------------------------------->|  Has a tunnel |  
    |  and ethernet | 10.0.0.100            10.0.0.200 |  and ethernet |
    +-------+-------+     point to point connection    +-------+-------+
       eth0 |                 creates a bridge                 | eth0  
 10.0.0.100 |               that plugs machine B               | 192.168.0.100
   port 22  |                  into network A                  |          
  forwarded |                                                  |
    here    |                                                  |
    +-------+-------+          +-~-~-~-~-~-~-~-+       +-------+-------+ 
    |   Network A   |          |               |       |   Network B   |
    |  10.0.0.1/24  | 1.2.3.4  |  The Internet |       | 192.168.0.1/24|
    |  Has internet |<-------->|               |<----->|  Has internet |
    |  NAT gateway  | Routable |               |       |  NAT gateway  |
    +---------------+ Address  +-~-~-~-~-~-~-~-+       +---------------+

 

 

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