300-610 · Question #275
Refer to the exhibit. An engineer needs a solution to extend Fibre Channel traffic between multiple sites. The IPsec tunnels must be used to encrypt and secure the traffic. Which technology must be se
The correct answer is C. FCIP. To extend Fibre Channel traffic securely between multiple sites using IPsec tunnels, Fibre Channel over IP (FCIP) technology must be selected.
Question
Refer to the exhibit. An engineer needs a solution to extend Fibre Channel traffic between multiple sites. The IPsec tunnels must be used to encrypt and secure the traffic. Which technology must be selected to meet these requirements?
Exhibit
Options
- AFCoE
- BiSCSI
- CFCIP
- DVXLAN
How the community answered
(31 responses)- A6% (2)
- B3% (1)
- C87% (27)
- D3% (1)
Why each option
To extend Fibre Channel traffic securely between multiple sites using IPsec tunnels, Fibre Channel over IP (FCIP) technology must be selected.
FCoE (Fibre Channel over Ethernet) encapsulates Fibre Channel frames directly over Ethernet within a local data center and is not designed for multi-site extension over IPsec tunnels.
iSCSI (Internet Small Computer Systems Interface) is an IP-based block storage protocol itself, not a technology for extending existing Fibre Channel traffic or encapsulating it over IPsec.
FCIP (Fibre Channel over IP) is a protocol specifically designed to encapsulate Fibre Channel frames into IP packets, allowing Fibre Channel SANs to be extended over long distances across an IP network. FCIP typically leverages IPsec tunnels to encrypt and secure the Fibre Channel traffic as it traverses the public or private IP infrastructure between sites, directly meeting both requirements.
VXLAN (Virtual Extensible LAN) is an overlay technology used to extend Layer 2 Ethernet networks over a Layer 3 IP underlay; it is not designed for directly encapsulating Fibre Channel traffic for multi-site extension with IPsec.
Concept tested: Fibre Channel over IP (FCIP)
Source: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/mds9000/sw/4_1/configuration/guide/ipfc/ipfc/s_ipfc_chap01.html
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