D-PST-DY-23 · Question #60
The wan connection between the production and DR sites has a low latency of <5 milliseconds. Which firewall port is used by PowerStore to communicate between sites?
The correct answer is A. 13333. PowerStore uses port 13337 for communication between sites in a replication setup. This port is required to enable data transfer and management communication over the WAN connection between the production and disaster recovery (DR) sites. The low latency condition ( 120…
Question
Options
- A13333
- B13335
- C13334
- D13336
How the community answered
(61 responses)- A93% (57)
- B2% (1)
- C3% (2)
- D2% (1)
Explanation
PowerStore uses port 13337 for communication between sites in a replication setup. This port is required to enable data transfer and management communication over the WAN connection between the production and disaster recovery (DR) sites. The low latency condition ( 120 milliseconds) highlights the importance of maintaining efficient data transfer, and proper firewall configuration ensures PowerStore uses different ports for replication traffic based on the latency between the two sites. Since you have a low latency connection (< 5 milliseconds), PowerStore will use port 13333. Here's a breakdown of the ports and their corresponding latency: 13333: Low latency (< 5 milliseconds) - This is the default setting. 13334: Low Medium latency (>= 5 and < 20 milliseconds) 13335: Medium latency (>= 20 and < 60 milliseconds) 13336: Medium High latency (>= 60 and < 120 milliseconds) 13337: High latency (>= 120 milliseconds) It's important to configure your firewalls to allow traffic on the correct port to ensure successful replication between your production and DR sites.
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