There's dns capability to combine roundrobin querys with a "servicename" I think. Thus you can point to "ldapserver" and the dns will send your query to the server that's up and running. I never tried it myself, but you'll find it at www.bayour.com in the ldap-kerberos howto :=) Tarjei
"Kevin M. Myer" wrote: > > Hello, > > I'm using the patch that allows LDAP authentication with the SASL libraries. Is > there a way to specify multiple servers to bind to so that in the event that a > directory server becomes unavailable, a backup could be used? > > Short of that, what are folks doing in terms of high-availiblity/redundancy for > LDAP? I've thought through scenarios of using heartbeat to determine which > machines are up and updating DNS accordingly. I also suppose you could do > something with a virtual IP address in a similar manner and actually get some > load balanacing out of it too but haven't a clue where to start with that. > > So what are you doing with LDAP to make sure its available all the time? > > THis also spills over into postfix for the same reasons: if the main directory > server goes down, mail will start to bounce since my virtual maps are in LDAP. > > Any thoughts or suggestions would be greatly appreciated. > > Kevin > > -- > Kevin M. Myer > Systems Administrator > Lancaster-Lebanon Intermediate Unit 13 > (717) 560-6140