Installing OS over the network - part 1

It seems like more major Operating System (OS) vendors are providing various method of installing their flavour of Operating Systems onto systems via the network. It is somewhat confusing with the different terms it was used and how it work. Here's a quick note on network OS installation on some OS that I am familiar with.

Vendor: Sun Microsystem
OS: Solaris Status: Current version --> Solaris 10
Framework : Jumpstart
Network Protocol used: Bootparam, TFTP, DHCP, NIS, NFS, HTTP
Boot Media: Network booting via OBP, CDROM, DVDROM

Vendor: RedHat
OS: RHEL
Status: Current version --> RHEL 4
Framework: Kickstart
Network Protocols used: HTTP, DHCP, NFS, TFTP, PXE,
Boot Media: Network booting via PXE, CDROM, DVDROM, Floppy

Vendor: NeXT
OS: NeXTSTEP/OPENSTEP
Status: defunct
Framework: Network install ??
Network protocols used: bootp, nibootpd, nibootparam, NFS, netinfo
Boot Media: Floppy, CDROM

Vendor: Apple
OS: Current version --> MacOSX 10.4
Framwork: NetBoot
Network Protocols used: TFTP, DHCP, NFS, DNS
Boot Media: Open Firmware, CDROM, DVDROM

more details wll follow on each network install technologies ... when i grep some time.