SK0-003 · Question #285
Which of the following protocols would MOST likely be used in the establishment of an IPSec VPN tunnel?
The correct answer is D. ISAKMP. ISAKMP is the primary protocol used in the establishment phase of an IPSec VPN tunnel, managing key exchange and security association negotiation.
Question
Which of the following protocols would MOST likely be used in the establishment of an IPSec VPN tunnel?
Options
- AAES
- BTKIP
- C802.1q
- DISAKMP
How the community answered
(19 responses)- B5% (1)
- C5% (1)
- D89% (17)
Why each option
ISAKMP is the primary protocol used in the establishment phase of an IPSec VPN tunnel, managing key exchange and security association negotiation.
AES (Advanced Encryption Standard) is an encryption algorithm used within IPSec for data confidentiality, not for tunnel establishment.
TKIP (Temporal Key Integrity Protocol) is a security protocol used primarily with WPA for wireless networks, not for IPSec VPN tunnel establishment.
802.1q is a standard for VLAN tagging in Ethernet networks, unrelated to IPSec VPN tunnel establishment.
ISAKMP (Internet Security Association and Key Management Protocol) is responsible for negotiating, establishing, modifying, and deleting Security Associations (SAs) and for exchanging key generation and authentication information for an IPSec VPN tunnel. It uses components like IKE (Internet Key Exchange) to set up the secure communication channel before data transfer.
Concept tested: IPSec VPN tunnel establishment protocols
Source: https://learn.microsoft.com/en-us/windows/security/threat-protection/windows-firewall/internet-key-exchange-and-ipsec
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