A. Update the inbound rules on the network ACL on the subnets used for Amazon WorkSpaces to allow UDP on port 4172 and TCP on port 4172.
B. Update the company’s corporate firewall to allow outbound access to UDP on port 4172 and TCP on port 4172. Open inbound ephemeral ports explicitly to allow return communication.
C. Update the inbound rules on the security group assigned to Amazon WorkSpaces to allow UDP on port 4172 and TCP on port 4172. Most Voted
D. Update the company’s corporate firewall to allow inbound access to UDP on port 4172 and TCP on port 4172. Open outbound ephemeral ports explicitly to allow return communication.

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