Index

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# Index: B

backups
  3.1. Least Privilege
  5.10. Protecting the Machine and Backups
  13.5.1. Backing Up Your Filesystems
  of firewalls : 12.1.1. Backing Up Your Firewall
  logs and : 5.10.2. Do Secure Backups
  using to restore system : 13.1.6. Restore and Recover
bastion hosts
  4.1. Some Firewall Definitions
  4.2.3.2. Bastion host
  5. Bastion Hosts
  backups of : 5.10. Protecting the Machine and Backups
  building : 5.8. Building a Bastion Host
  fake DNS server on : 8.10.5.1. Set up a `fake' DNS server on the bastion host for the outside world to use
  graphics on : 5.3.3. What Hardware Configuration?
  internal : 5.2.3. Internal Bastion Hosts
  on internal firewalls : 4.4.6. An Internal Firewall May or May Not Need Bastion Hosts
  isolating : 4.2.3. Screened Subnet Architecture
  merging with exterior router : 4.3.3. It's OK to Merge the Bastion Host and the Exterior Router
  merging with interior router : 4.3.4. It's Dangerous to Merge the Bastion Host and the Interior Router
  multiple : 4.3.1. It's OK to Use Multiple Bastion Hosts
  network location of : 5.5. Locating the Bastion Host on the Network
  as news server : 8.5.3. Dangerous Ways to Set up NNTP in a Firewall Environment
  nonrouting dual-homed : 5.2.1. Nonrouting Dual-homed Hosts
  operating : 5.9. Operating the Bastion Host
  physical location of : 5.4. Choosing a Physical Location
  selecting services for : 5.6. Selecting Services Provided by the Bastion Host
  Sendmail on
    8.1.1.2. Why does Sendmail have security problems?
    8.1.1.6. Configuring SMTP to work with a firewall
  speed of : 5.3.2. How Fast a Machine?
  usage profile : 5.9.1. Learn What the Normal Usage Profile Is
  user accounts on : 5.7. Don't Allow User Accounts on the Bastion Host
Berkeley Internet Name Domain (BIND) : 8.10. Domain Name System (DNS)
Berkeley Software Distribution : (see BSD)
bidirectionality of protocol : 6.2.1. Protocols Are Usually Bidirectional
booting services : 5.8.2.4. Which services should you disable?
broadcast address : C.9. The IP Address
broadcasting : 8.9.3. The Multicast Backbone (MBONE)
browsers, WWW : 2.5. The World Wide Web
  as FTP clients : 8.2.1.1. Packet filtering characteristics of FTP
  as Gopher clients : (see Gopher)
  MIME in : 8.1.3. Multipurpose Internet Mail Extensions (MIME)
BSD (Berkeley Software Distribution) : 2.14. Printing Systems
  "r" command : 5.8.2.4. Which services should you disable?
  "r" commands : 6.1.2.2. Some protocols are not well suited to packet filtering
    configuring : 8.4.1. BSD `r' Commands
bugs : (see debugging)
  command-line : 8.1. Electronic Mail
  in packet filtering packages : 6.1.2.1. Current filtering tools are not perfect
BugTraq mailing list : A.3.4. BugTraq
building bastion hosts : 5.8. Building a Bastion Host

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