User:Pgmurphy/SecureVLANs

Private VLANS created for:

• Cameras
  • PERYTON
  • GRIFFIN
• Printers
  • ECEPRINT
  • SENTINEL
  • OM
• LightsOut Management cards
  • All Managed Servers

Setup

Allow 172 VLANS to only communicate (in/out) with:

• 152.14.98.x
• 152.1.51.x

Issues

Issues to address:

1. Research machines in the server rooms
2. Remote access machines in the server rooms

Solution:

• Configure the firewalls on these machines to block access to 172 ranges.

-A OUTPUT -p ALL -d 172.25.0.128/25 -j REJECT
-A OUTPUT -p ALL -d 172.26.0.0/24 -j REJECT
-A OUTPUT -p ALL -d 172.26.1.0/24 -j REJECT
-A OUTPUT -p ALL -d 172.26.1.128/25 -j REJECT

Machines to block:

• GRENDEL1
• GRENDEL2
• GRENDEL3
• GRENDEL4
• GRENDEL5
• GRENDEL6 -- done!
• EVENFLOW
• GARDEN
• OCEANS
• ONCE
• CI11
• SLIPSTREAM
• PG-SERVER
• CESR-BLADE1
• CESR-BLADE2
• CESR-BLADE3
• CESR-BLADE4
• BEHEMOTH
• CLAYMORE
• GLADIUS
• HEADMASTER
• RAPIER
• SABRE
• BRUBECK
• EPEE
• SRV
• YOYO1
• YOYO2
• YOYO3
• YOYO4