Why can't I make an SRV record with a high port number? :(

I want to create a SRV record, but the port it's running on is 35000. I have no control over the port number they chose, because I'm not the one running the service.

When I try to configure this in the Linode dashboard, I get this:

Must be 0-32767

RFC 2782 says,

Port
The port on this target host of this service. The range is 0-65535.

So what's the deal here? It sounds like ports above 32767 are totally valid to use, but that Linode is arbitrarily blocking me from using it.

2 Replies

I've double checked and this is only a limitation in our Cloud Manager at the moment. I've put in an internal request to get the Cloud Manager updated to match the behavior in the Classic Manager for SRV records. In the meantime, if you log into the Classic Manager you can create a SRV record with any port number that you'd like.

Trejkaz,

As of this afternoon the issue has been resolved, and you should be able to configure the port to be within the specified range per RFC 2782.

Thank you for your patience while we got a fix applied and, additionally, thank you for bringing this to our attention.

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