This is actually just a bug in the error message.
If you specify a SRV record with correct syntax, it works correctly. For example, I was able to add a SRV record with the following data to my test MAAS:
0 5 5060 sipserver.maas
This is actually just a bug in the error message.
If you specify a SRV record with correct syntax, it works correctly. For example, I was able to add a SRV record with the following data to my test MAAS:
0 5 5060 sipserver.maas