sysquery: no addrs found for root NS ()

[Jim Reid]

    >> When starting DNS, my external DNS starts and works properly.
    >> However, my internal DNS server does not start properly -- I'm
    >> seeing this error:

    >> sysquery: no addrs found for root NS ()

    >> Any ideas what this error message is telling me?  I have
    >> verified that my root.cache file seems OK as is my forwarders
    >> statement. . . .

The message is telling you that your name server can't find the addresses
of any root servers. Unless you show the config files it's hard to say
what the problem is. Perhaps the firewall is preventing the internal
server from sending queries outside or receiving the replies to those
queries.