- using AFP, SMB/CIFS, NFS and FTP file sharing protocols
- login and authentication in Open Directory and Active Directory environments
- ensuring server's host name is set to valid name in DNS at startup
- synchronizing Open Directory servers and ensuring reliable replica promotion
- membership and permissions issues when users are in more than 16 groups
- clearing old password entries when changing password types
- copying read-only files to AFP shares on Xsan and UFS volumes
- copying files with extended attributes from an AFP share of an Xsan volume
- serving files larger than 64k with Apache 2, and running JBoss
- hosting MySQL databases and authenticating with PHP programs
- reliability hosting mail services when handing thousands of user accounts
- directory service usage affecting Mail server performance
- virus filtering and quarantine; update to ClamAV version 0.88.5
- publishing iTunes music and video formats using the Weblog server and RSS2
- creating and hosting NetBoot and Network Install images for Intel-based Macs
- Software Update server notifications and package synchronization
- creating and editing reverse DNS zones in Server Admin
- slow performance of non-cached DNS queries; update to BIND version 9.4.1
- configuring up to 64 NFS server daemons in Server Admin
- streaming movies to localized versions of the QuickTime Player
- using VPN and DHCP services after running Gateway Setup Assistant
- creating and rebuilding software RAID sets with Disk Utility
- updating Kerberos keytab files when using changeip
- pre-allocating files when using tar, cp and mv with Xsan volumes
- rebooting SAN clients without causing other clients to hang
- time zone and daylight saving changes for 2006 and 2007
- reliably running periodic scripts following server restart
- importing users with multiple short names into LDAP domain
- creating and managing VLANs from the command-line
- setting startup wait period after a power failure
- using rsync to copy files with extended attributes
- high availability failover between Intel and PowerPC servers
- handling TCP Selective Acknowledgments in congested networks
- preventing TCP Stretch Acknowledgment violations
- previous standalone security updates

Mac OS X Server 10.4.11 Combo Update (PPC) SHA-1 Digest:
MacOSXSrvrCombo10.4.11PPC.dmg =
3aeb0fae441957c7a831365ad5af1b79b0d87720

For explanation of what a SHA-1 digest is, please visit this website: http://docs.info.apple.com/article.html?artnum=75510

For detailed information on this update, please visit this website: http://docs.info.apple.com/article.html?artnum=306300