Demeter is our DNS, DHCP, and cfengine server. In addition, it provides NFS for cfengine files.

Contents 1 Hardware 2 Configuration 2.1 Disks 2.2 LVM 3 Services 4 Network

Hardware

• Rack location: Right side, second from bottom
• Acquired used in 2006
• Dell Poweredge 350 1U Rackmount server
• Service Tag 42ZKQ01
• Pentium III, 850MHZ
• 256MB ram
• 30GB, 40GB hard drives

Configuration

• Login access: sysadmins
• Cfengine class coreserver, dns_server, dhcp_server

Disks

• /dev/md0: raid1, /dev/hd[a-b]1, LVM physical volume in volume group "demeter" (total size 27GB)
• /dev/md0: raid1, /dev/hd[a-b]5, mounted on /boot (total size 119MB)

LVM

• Volume group "demeter" on /dev/md0 (total size 27GB)
  • LV demeter-root: mounted on / (total size 27GB)

Services

• DNS
• DHCP for netboot and rescue images (ISC DHCP3 Server)
• TFTP server for netboot machines and rescue images
• CFengine host (has the keys for cfrun, as well as the NFS server for the shared files)

Network

• IP: 131.215.176.66
• MAC: 00:02:B3:3F:7E:E6
• MAC: 00:02:B3:3F:7E:E7 (unused)
• DNS: demeter.ugcs.caltech.edu
• CNAMES: ns, cfengine