It might be better to get them to set this in *their* email client, for example, thunderbird allows you to set up multiple SMTP server and you can...
No, the network address is the very first address in your range of IP addresses, the broadcast address is one that all hosts in that range listen...
named.pid won't exist until bind has been started. It hold the Process ID of the bind daemon. Have a look for the processes running: # ps -ef...
I also got the first problem and found it was due to the pid file being stored inside the chroot... If you are having this problem then try...
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