How to use VPN to connect branch office to the other office?

Submitted by: Administrator
By using a point-to-point protocol, that allows the branch office router act as a PPP initiator to the peer PPP router at the main office. Now, for security purpose, the PPP protocol packets can be tunneled using a tunnelling protocl like IPSec (tunnel mode) or L2TP etc.
Submitted by: Administrator

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