Windows network resource monitor shows active ipv6 connection, but the machine has no ipv6 address

Whilst investigating performance issues on one of our servers (Windows Server 2012) I noticed that the connection with by far the most traffic is to an ipv6 address (ac19:8020::). But according to ipconfig /all, and every setting I can see, this machine has no ipv6 address! So how is this even working? Attempting to ping…

AWS lambda add-permission –source-arn weirdness

I’m following this guide on setting up a lambda function to subcribe to log events. In step 5 you need to “Grant CloudWatch Logs the permission to execute your function” like this: aws lambda add-permission \ –function-name “helloworld” \ –statement-id “helloworld” \ –principal “logs.region.amazonaws.com” \ –action “lambda:InvokeFunction” \ –source-arn “arn:aws:logs:region:123456789123:log-group:TestLambda:*” \ –source-account “123456789012” This works…