|
Policy-based and route-based VPNs
|
Yes
|
No
|
Virtual Private Networks (VPNs)
|
|
Transport mode
|
No
|
No
|
Understanding IPsec Operational Modes
|
|
Tunnel mode
|
Yes
|
No
|
Understanding IPsec Operational Modes
|
|
Authentication Header (AH) protocol
|
Yes
|
No
|
Understanding IPsec Security Protocols
|
|
Encapsulating Security Payload (ESP) protocol
|
Yes
|
No
|
Understanding IPsec Security Protocols
|
|
IKE phase 1
|
Yes
|
No
|
Understanding IPsec Tunnel Negotiation
|
|
IKE phase 2
|
Yes
|
No
|
Understanding IPsec Tunnel Negotiation
|
|
Manual key management
|
Yes
|
No
|
Understanding IPsec Key Management
|
|
Autokey management
|
Yes
|
No
|
Understanding IPsec Key Management
|
|
Antireplay (packet replay attack prevention)
|
Yes
|
No
|
Replay Protection
|
|
Dead peer detection (DPD)
|
Yes
|
No
|
Configuring an IKE Gateway and Peer Authentication
|
