Huawei
H12-841_V1.5 · Question #187
In Huawei's SD-WAN solution, which of the following technologies can "ensure that the service session is not interrupted (such as TCP session persistence) when the VPN tunnel between branch…
The correct answer is B. Link switching technology based on session state synchronization (synchronizing session state. See the full explanation below for the reasoning.
High Reliability Design in Campus Networks
Question
In Huawei's SD-WAN solution, which of the following technologies can "ensure that the service session is not interrupted (such as TCP session persistence) when the VPN tunnel between branch equipment and headquarters switches"?
Options
- AAll service sessions are disconnected during link switching and need to be re-established.
- BLink switching technology based on session state synchronization (synchronizing session state
- COnly UDP session persistence is supported; TCP session persistence is not supported.
- DDisable session persistence to reduce resource consumption.
How the community answered
(44 responses)- A14% (6)
- B77% (34)
- C5% (2)
- D5% (2)
Topics
#SD-WAN#session persistence#VPN tunnel switching#TCP session
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