Site 2 Site VPN vs Remote Access VPN

Difference between Site-to-Site VPN and Remote Access VPN

PARAMETER	SITE TO SITE VPN	REMOTE ACCESS VPN
Philosophy	Uses a security method called IPsec to build an encrypted tunnel from one Customer network (generally HQ or DC) to the customer’s remote site between whole or part of a LAN on both sides.	Remote access VPN connect individual users to private networks (usually HQ or DC).
VPN Client on end devices	Not required to be setup on each Client	Every user may (Client VPN) or may not (Clientless) require to have own VPN client.
Tunnel Creation	Each users is not required to initiate to setup VPN tunnel	Each remote access user needs to initiate to form VPN tunnel
Target User	Office LAN Users of branch office need to connect to servers in HQ	Roaming users who want to access Corporate office resources/servers securely. employees who travel frequently
Encryption / Decryption	The VPN gateway is responsible for encapsulating and encrypting outbound traffic, sending it through a VPN tunnel over the internet to a peer VPN gateway at the target site	the VPN client software encapsulates and encrypts that traffic before sending it over the internet to the VPN gateway at the edge of the target network
Technologies Supported	IPSEC	IPSEC and SSL
Multiple User / VLAN traffic flow	Allows multiple users/VLANs traffic to flow through each VPN tunnel.	Does not allow multiple user traffic to pass through each VPN Tunnel.