Tools for detecting a dead server and deactivating the corresponding name entry

[Jim Reid]

>>>>> "Christoph" == Christoph Wagner <christoph-w at gmx.at> writes:

    Christoph> Hi, In normal operation the name server resolves using
    Christoph> round robin between the multiple entries.  I want a
    Christoph> solution to check if a server is ok and if one of them
    Christoph> is down the name server should stop resolving this
    Christoph> address.

There are commercial products like Cisco's Distributed Director which
do this. Regular DNS software doesn't.