4- SRX IPsec VPN and SSL VPN


Main documentationLink

IPsec VPN Topologies on SRX Series Devices

Documentation

Site-to-site VPNs
Hub-and-spoke VPNs
Remote access VPNs or end-to-site tunnel or dial-up VPN

Dynamic VPNs with Pulse Secure Clients  (IPsec only?)

Remote Access VPNs with NCPe ( IPsec and IPsec over SSL)

Juniper Secure Connect ( client-based SSL-VPN )

Policy-Based VPNs and Route-Based VPNs










IPsec Protocol:  https://www.juniper.net/documentation/en_US/junos/topics/reference/general/ipsec-protocols-solutions.html

IPsec VPN Technologies and Solutions ( Video training)

https://juniper.csod.com/LMS/Video/LaunchVideo.aspx?loid=d7804270-0221-4b75-a8b8-7a65e26933e6

SRX & J Series Site-to-Site VPN Configuration Generator:  https://www.juniper.net/support/tools/vpnconfig/#localSite

AutoVPN Feature Guide ( multi-remote site):  https://www.juniper.net/documentation/en_US/junos12.1x46/information-products/pathway-pages/security/security-vpn-autovpn.html#configuration

Dynamic VPN (Remote access VPN or IPsec VPN client) : https://www.juniper.net/documentation/en_US/junos12.1x46/information-products/pathway-pages/security/security-vpn-dynamic.html#overview


Phase 1:    AGGRESSIVE Mode  Vs Main Mode:

Aggressive mode
              takes part in fewer packet exchanged =
 is faster than Main mode.
              does not give identity protection of the two IKE peers, unless digital certificates are used. This means VPN peers exchange their identities without encryption (clear text)