SG0-001 · Question #227
A way to increase bandwidth from a host to a storage device, utilizing an FC storage area network, is by configuring which of the following on the host?
The correct answer is B. Multipathing. This question asks for the correct host-side configuration method to increase bandwidth to a Fibre Channel (FC) storage device within a SAN.
Question
A way to increase bandwidth from a host to a storage device, utilizing an FC storage area network, is by configuring which of the following on the host?
Options
- ATeaming
- BMultipathing
- CLink aggregation
- DTrunking
How the community answered
(59 responses)- A2% (1)
- B93% (55)
- C3% (2)
- D2% (1)
Why each option
This question asks for the correct host-side configuration method to increase bandwidth to a Fibre Channel (FC) storage device within a SAN.
Teaming, also known as NIC teaming, is used for aggregating Ethernet network interface cards and is not applicable to Fibre Channel.
Multipathing software on a host allows the use of multiple physical paths, such as through multiple host bus adapters or FC switch ports, to the same storage logical unit number (LUN). This not only provides redundancy for storage access but also enables load balancing, which effectively increases the total available bandwidth and throughput from the host to the storage device.
Link aggregation (e.g., LACP) is an Ethernet feature used to combine multiple physical network links into a single logical link for increased bandwidth and redundancy; it is not directly used with Fibre Channel.
Trunking is a networking concept primarily associated with Ethernet, where multiple VLANs can share a single physical link, or sometimes with Fibre Channel for inter-switch links but not for host-to-storage bandwidth on the host itself.
Concept tested: Fibre Channel host multipathing benefits
Source: https://learn.microsoft.com/en-us/windows-server/storage/multipath-io/overview
Topics
Community Discussion
No community discussion yet for this question.