OpenVPN 2 Cookbook. Everything you need to know to master the intricacies of OpenVPN 2 is contained in this cookbook. Packed with recipes, tips, and tricks, it’s the perfect companion for anybody wanting to build a secure virtual private network - Eлектронна книга - Open VPN Solutions, Jan Just Keijser - Cучасна освітня платформа

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OpenVPN 2 Cookbook. Everything you need to know to master the intricacies of OpenVPN 2 is contained in this cookbook. Packed with recipes, tips, and tricks, it’s the perfect companion for anybody wanting to build a secure virtual private network

Open VPN Solutions, Jan Just Keijser

Eлектронна книга

OpenVPN 2 Cookbook
- Table of Contents
- OpenVPN 2 Cookbook
- Credits
- About the Author
- About the Reviewers
- www.PacktPub.com
  - Support files, eBooks, discount offers and more
    - Why Subscribe?
    - Free Access for Packt account holders
- Preface
  - What this book covers
  - What you need for this book
  - Who this book is for
  - Conventions
  - Reader feedback
  - Customer support
    - Errata
    - Piracy
    - Questions
- 1. Point-to-Point Networks
  - Introduction
  - Shortest setup possible
    - Getting ready
    - How to do it...
    - How it works...
    - Theres more...
      - Using the TCP protocol
      - Forwarding non-IP traffic over the tunnel
  - OpenVPN secret keys
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Multiple secret keys
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Plaintext tunnel
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Routing
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Routing issues
      - Automating the setup
    - See also
  - Configuration files versus the command-line
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - OpenVPN 2.1 specifics
  - Complete site-to-site setup
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - 3-way routing
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Scalability
      - Routing protocols
    - See also
- 2. Client-server IP-only Networks
  - Introduction
  - Setting up the public and private keys
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Using the easy-rsa scripts on Windows
      - Some notes on the different variables
    - See also
  - Simple configuration
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - 'net30' addresses
  - Server-side routing
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Linear addresses
      - Using the TCP protocol
      - Server certificates and ns-cert-type server
      - Masquerading
  - Using 'client-config-dir' files
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Default configuration file
      - Troubleshooting
      - OpenVPN 2.0 'net30' compatibility
      - Allowed options in a 'client-config-dir' file
  - Routing: subnets on both sides
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Masquerading
      - Client-to-client subnet routing
    - See also
  - Redirecting the default gateway
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Redirect-gateway parameters
      - Split tunneling
    - See also
  - Using an 'ifconfig-pool' block
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Configuration files on Windows
      - Topology subnet
      - Client-to-client access
      - Using the TCP protocol
  - Using the status file
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Status parameters
      - Disconnecting clients
      - Explicit-exit-notify
  - Management interface
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Server-side management interface
    - See Also
  - Proxy-arp
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - User 'nobody'
      - TAP-style networks
      - Broadcast traffic might not always work
    - See also
- 3. Client-server Ethernet-style Networks
  - Introduction
  - Simple configurationnon-bridged
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Differences between TUN and TAP
      - Using the TCP protocol
      - Making IP fowarding permanent
    - See also
  - Enabling client-to-client traffic
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Broadcast traffic may affect scalability
      - Filtering traffic
      - TUN-style networks
  - BridgingLinux
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Fixed addresses & the default gateway
      - Name resolution
    - See also
  - BridgingWindows
    - Getting ready
    - How to do it...
    - How it works...
    - See also
  - Checking broadcast and non-IP traffic
    - Getting ready
    - How to do it...
    - How it works...
  - External DHCP server
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - DHCP server configuration
      - DHCP relay
      - Tweaking the /etc/sysconfig/network-scripts
  - Using the status file
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Difference with TUN-style networks
      - Disconnecting clients
    - See also
  - Management interface
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Client side management interface
    - See also
- 4. PKI, Certificates, and OpenSSL
  - Introduction
  - Certificate generation
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - xCA: a GUI for managing a PKI (Part 1)
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - xCA : a GUI for managing a PKI (Part 2)
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - OpenSSL tricks: x509, pkcs12, verify output
    - Getting ready
    - How to do it...
    - How it works...
  - Revoking certificates
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - What is needed to revoke a certificate
    - See also
  - The use of CRLs
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Checking expired/revoked certificates
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Intermediary CAs
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Multiple CAs: stacking, using --capath
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Stacking CRLs
      - Using the --capath directive
- 5. Two-factor Authentication with PKCS#11
  - Introduction
  - Initializing a hardware token
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Public and private objects
      - OpenSC versus Aladdin PKI Client driver
  - Getting a hardware token ID
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - What about automatic selection?
      - PKCS#11 libraries
  - Using a hardware token
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - What is different?
      - Using the OpenSC driver
  - Using the management interface to list PKCS#11 certificates
    - Getting ready
    - How to do it...
    - How it works...
    - See also
  - Selecting a PKCS#11 certificate using the management interface
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Generating a key on the hardware token
    - Getting ready
    - How to do it...
    - How it works...
  - Private method for getting a PKCS#11 certificate
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Pin caching example
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
- 6. Scripting and Plugins
  - Introduction
  - Using a client-side up/down script
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Environment variables
      - Calling the 'down' script before the connection terminates
      - Advanced: verify the remote hostname
  - Windows login greeter
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Spaces in filenames
      - setenv or setenv-safe
      - Security considerations
  - Using client-connect/client-disconnect scripts
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - 'client-disconnect' scripts
      - Environment variables
      - Absolute paths
  - Using a 'learn-address' script
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - User 'nobody'
      - The 'update' action
  - Using a 'tls-verify' script
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Using an 'auth-user-pass-verify' script
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Specifying the username and password in a file on the client
      - Passing the password via environment variables
  - Script order
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Script security and logging
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Using the 'down-root' plugin
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Using the PAM authentication plugin
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
- 7. Troubleshooting OpenVPN: Configurations
  - Introduction
  - Cipher mismatches
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - TUN versus TAP mismatches
    - Getting ready
    - How to do it...
    - How it works...
  - Compression mismatches
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Key mismatches
    - Getting ready
    - How to do it...
    - How it works...
    - See also
  - Troubleshooting MTU and tun-mtu issues
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Troubleshooting network connectivity
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Troubleshooting 'client-config-dir' issues
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - More verbose logging
      - Other frequent client-config-dir mistakes
    - See also
  - How to read the OpenVPN log files
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
- 8. Troubleshooting OpenVPN: Routing
  - Introduction
  - The missing return route
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Masquerading
      - Adding routes on the LAN hosts
    - See also
  - Missing return routes when 'iroute' is used
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - All clients function except the OpenVPN endpoints
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Source routing
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Routing and permissions on Windows
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Troubleshooting client-to-client traffic routing
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Understanding the 'MULTI: bad source' warnings
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Other occurrences of the 'MULTI: bad source' message
    - See also
  - Failure when redirecting the default gateway
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
- 9. Performance Tuning
  - Introduction
  - Optimizing performance using 'ping'
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Optimizing performance using 'iperf'
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Client versus server 'iperf' results
      - Network latency
      - Gigabit networks
  - OpenSSL cipher speed
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Compression tests
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Pushing compression options
      - Adaptive compression
  - Traffic shaping
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Tuning UDP-based connections
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Tuning TCP-based connections
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Analyzing performance using tcpdump
    - Getting ready
    - How to do it...
    - How it works...
    - See also
- 10. OS Integration
  - Introduction
  - Linux: using NetworkManager
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Setting up routes using NetworkManager
      - DNS settings
      - Scripting
  - Linux: using 'pull-resolv-conf'
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - MacOS: using Tunnelblick
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Name resolution
      - Scripting
  - Windows Vista/7: elevated privileges
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Windows: using the CryptoAPI store
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - The CA certificate file
      - Certificate fingerprint
  - Windows: updating the DNS cache
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Windows: running OpenVPN as a service
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Automatic service startup
      - OpenVPN User name
    - See also
  - Windows: public versus private network adapters
    - Getting ready
    - How to do it...
    - How it works...
    - See also
  - Windows: routing methods
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
- 11. Advanced Configuration
  - Introduction
  - Including configuration files in config files
    - Getting ready
    - How to do it...
    - How it works...
  - Multiple remotes and remote-random
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Mixing TCP and UDP-based setups
      - Advantage of using TCP-based connections
      - Automatically reverting to the first OpenVPN server
    - See also
  - Details of ifconfig-pool-persist
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Specifying the update interval
      - Caveat: the duplicate-cn option
      - When 'topology net30' is used
  - Connecting using a SOCKS proxy
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Performance
      - Note #1 on SOCKS proxies via SSH
      - Note #2 on SOCKS proxies via SSH
      - SOCKS proxies using plain-text authentication
    - See also
  - Connecting via an HTTP proxy
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - http-proxy options
      - Ducking firewalls
      - Performance
    - See also
  - Connecting via an HTTP proxy with authentication
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - NTLM proxy authorization
      - New features in OpenVPN 2.2
    - See also
  - Using dyndns
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Failover
      - NetworkManager and 'ddclient'
    - See also
  - IP-less setups (ifconfig-noexec)
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Point-to-point and TUN-style networks
      - Routing and firewalling
- 12. New Features of OpenVPN 2.1 and 2.2
  - Introduction
  - Inline certificates
    - Getting ready
    - How to do it...
    - How it works...
  - Connection blocks
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Allowed directives inside connection blocks
      - Pitfalls when mixing TCP and UDP-based setups
    - See also
  - Port sharing with an HTTPS server
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Routing features: redirect-private, allow-pull-fqdn
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - The route-nopull directive
      - The 'max-routes' directive
  - Handing out the public IPs
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - OCSP support
    - Getting ready
    - How to do it...
    - How it works...
    - See also
  - New for 2.2: the 'x509_user_name' parameter
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - OpenVPN 2.1 behaviour
- Index

Назва: OpenVPN 2 Cookbook. Everything you need to know to master the intricacies of OpenVPN 2 is contained in this cookbook. Packed with recipes, tips, and tricks, it’s the perfect companion for anybody wanting to build a secure virtual private network
Автор: Open VPN Solutions, Jan Just Keijser
Оригінальна назва: OpenVPN 2 Cookbook. Everything you need to know to master the intricacies of OpenVPN 2 is contained in this cookbook. Packed with recipes, tips, and tricks, it’s the perfect companion for anybody wanting to build a secure virtual private network.
ISBN: 9781849510110, 9781849510110
Дата видання: 2011-02-17
Формат: Eлектронна книга
Ідентифікатор видання: e_3cxx
Видавець: Packt Publishing

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