What were you trying to do that didn't work?

Trying to make an ALIAS/CNAME in Bind with the name "smtphost"

Please provide the package NVR for which bug is seen:

Bind 9.16.23-18.e19_4.1

How reproducible:

Create a DB for named (with Standard Header). Create an A Record. For example:

mailserver.mycompany.org A 192.168.1.1

Create a CNAME:

smtphost,mycompany.org. IN CNAME mailserver.mycompany.org.

Steps to reproduce

1. Create a DB for named (with Standard Header). Create an A Record. For example:

mailserver.mycompany.org A 192.168.1.1

1. Create a CNAME: smtphost, IN CNAME mailserver.mycompany.org.
2. Restart named
3. dig or nslookup smtphost
4. Result: server can't find smtphost: NXDOMAIN
5. Try another name:
6. smtphorst for example
7. It works. Every other name is working except "smtphost"

Expected results

smtphost canonical name: mailserver.mycompany.org

Name: mailserver.mycompany.org

Adress: 192.168.1.1

Actual results

server can't find smtphost: NXDOMAIN