Tema: Re: HELP! OpenVPN
Autorius: Robertas
Data: 2009-01-21 12:37:02
Cia servo vidinis ip, pas mane jis stovi uz routerio, tik portas
paforwardintas i isore.

Pluss wrote:
> O "local 10.0.0.200" kartais ne VPN Serverio isorinis IP turi buti ?
> 
> Robertas wrote:
>> 10.0.0.x yra vidinis tinklas
>> 172.16.11.x yra ip adresai kuriuos gauna vpn clientai prisijunge
>>
>> Pluss wrote:
>>> O gali dabar man pasakytu kuri cia IP yra tavo LAN1, LAN2 ?
>>>
>>> Robertas wrote:
>>>> # Uncomment this directive to allow different
>>>> # clients to be able to "see" each other.
>>>> # By default, clients will only see the server.
>>>> # To force clients to only see the server, you
>>>> # will also need to appropriately firewall the
>>>> # server's TUN/TAP interface.
>>>> ;client-to-client
>>>>
>>>> o dar paprasciau mano veikiantis cfg.
>>>> local 10.0.0.200
>>>> proto udp
>>>> port 1194
>>>> dev tun0
>>>> ca /etc/openvpn/easy-rsa/keys/ca.crt
>>>> cert /etc/openvpn/easy-rsa/keys/mail.crt
>>>> key /etc/openvpn/easy-rsa/keys/mail.key  # This file should be kept
>>>> secret
>>>> dh /etc/openvpn/easy-rsa/keys/dh1024.pem
>>>> server 172.16.11.0 255.255.255.0
>>>> push "route 10.0.0.0 255.0.0.0"
>>>> push "route 172.16.11.0 255.255.255.0"
>>>> ifconfig-pool-persist /var/tmp/ipp.txt
>>>> client-config-dir /etc/openvpn/ccd
>>>> client-to-client
>>>> keepalive 10 120
>>>> comp-lzo
>>>> user nobody
>>>> group nogroup
>>>> persist-key
>>>> persist-tun
>>>> status /var/log/openvpn/openvpn-status.log
>>>> log /var/log/openvpn.log
>>>> max-clients 15
>>>> verb 5
>>>>
>>>> Pluss wrote:
>>>>> Sveiki.
>>>>> Reikia pagalbos su OpenVPN.
>>>>> Imones LAN'as 192.168.0.0 (visi iseina per Gateway 192.168.0.254
>>>>> (Linux,
>>>>> Debian)). Tarkim as jungiuosi is namu (Point to Point) prie imones.
>>>>> Susijungti susijungia be problemu, tik as is namu negaliu pasiekti nei
>>>>> vieno IP (pinginau), o is Gateway namu PC pasiekiu (192.168.2.6).
>>>>> Reiketu kad klientai galetu pasiekti visus imones PC esancius
>>>>> 192.168.0.0.
>>>>>
>>>>> Kai ant gw startuoja OpenVPN, susikuria interface tun0:
>>>>> inet addr:192.168.2.1  P-t-P:192.168.2.2  Mask:255.255.255.255
>>>>>
>>>>> O namie:
>>>>> inet addr:192.168.2.6  P-t-P:192.168.2.5  Mask:255.255.255.255
>>>>>
>>>>> Pridedu zemiau Serverio ir kliento konfigus.
>>>>> Jei kas susipazines su OpenVPN, gal kas pagelbetumete?
>>>>>
>>>>>
>>>>> Dekui isanksto.
>>>>>
>>>>> #############################Server conf#############################
>>>>> #
>>>>> # Which local IP address should OpenVPN
>>>>> # listen on? (optional)
>>>>> local AAA.BBB.CCC.DDD # VPN serverio isorinis IP
>>>>>
>>>>> # Which TCP/UDP port should OpenVPN listen on?
>>>>> # If you want to run multiple OpenVPN instances
>>>>> # on the same machine, use a different port
>>>>> # number for each one.  You will need to
>>>>> # open up this port on your firewall.
>>>>> port 1194
>>>>>
>>>>> # TCP or UDP server?
>>>>> ;proto tcp
>>>>> proto udp
>>>>>
>>>>> # "dev tun" will create a routed IP tunnel,
>>>>> # "dev tap" will create an ethernet tunnel.
>>>>> # Use "dev tap0" if you are ethernet bridging
>>>>> # and have precreated a tap0 virtual interface
>>>>> # and bridged it with your ethernet interface.
>>>>> # If you want to control access policies
>>>>> # over the VPN, you must create firewall
>>>>> # rules for the the TUN/TAP interface.
>>>>> # On non-Windows systems, you can give
>>>>> # an explicit unit number, such as tun0.
>>>>> # On Windows, use "dev-node" for this.
>>>>> # On most systems, the VPN will not function
>>>>> # unless you partially or fully disable
>>>>> # the firewall for the TUN/TAP interface.
>>>>> ;dev tap
>>>>> dev tun
>>>>>
>>>>> # Windows needs the TAP-Win32 adapter name
>>>>> # from the Network Connections panel if you
>>>>> # have more than one.  On XP SP2 or higher,
>>>>> # you may need to selectively disable the
>>>>> # Windows firewall for the TAP adapter.
>>>>> # Non-Windows systems usually don't need this.
>>>>> ;dev-node MyTap
>>>>>
>>>>> # SSL/TLS root certificate (ca), certificate
>>>>> # (cert), and private key (key).  Each client
>>>>> # and the server must have their own cert and
>>>>> # key file.  The server and all clients will
>>>>> # use the same ca file.
>>>>> #
>>>>> # See the "easy-rsa" directory for a series
>>>>> # of scripts for generating RSA certificates
>>>>> # and private keys.  Remember to use
>>>>> # a unique Common Name for the server
>>>>> # and each of the client certificates.
>>>>> #
>>>>> # Any X509 key management system can be used.
>>>>> # OpenVPN can also use a PKCS #12 formatted key file
>>>>> # (see "pkcs12" directive in man page).
>>>>> ca /etc/openvpn/easy-rsa/keys/ca.crt
>>>>> cert /etc/openvpn/easy-rsa/keys/server.crt
>>>>> key /etc/openvpn/easy-rsa/keys/server.key  # This file should be kept
>>>>> secret
>>>>>
>>>>> # Diffie hellman parameters.
>>>>> # Generate your own with:
>>>>> #   openssl dhparam -out dh1024.pem 1024
>>>>> # Substitute 2048 for 1024 if you are using
>>>>> # 2048 bit keys.
>>>>> dh /etc/openvpn/easy-rsa/keys/dh1024.pem
>>>>>
>>>>> # Configure server mode and supply a VPN subnet
>>>>> # for OpenVPN to draw client addresses from.
>>>>> # The server will take 10.8.0.1 for itself,
>>>>> # the rest will be made available to clients.
>>>>> # Each client will be able to reach the server
>>>>> # on 10.8.0.1. Comment this line out if you are
>>>>> # ethernet bridging. See the man page for more info.
>>>>> server 192.168.2.0 255.255.255.0
>>>>>
>>>>> # Maintain a record of client <-> virtual IP address
>>>>> # associations in this file.  If OpenVPN goes down or
>>>>> # is restarted, reconnecting clients can be assigned
>>>>> # the same virtual IP address from the pool that was
>>>>> # previously assigned.
>>>>> ifconfig-pool-persist ipp.txt
>>>>>
>>>>> # Configure server mode for ethernet bridging.
>>>>> # You must first use your OS's bridging capability
>>>>> # to bridge the TAP interface with the ethernet
>>>>> # NIC interface.  Then you must manually set the
>>>>> # IP/netmask on the bridge interface, here we
>>>>> # assume 10.8.0.4/255.255.255.0.  Finally we
>>>>> # must set aside an IP range in this subnet
>>>>> # (start=10.8.0.50 end=10.8.0.100) to allocate
>>>>> # to connecting clients.  Leave this line commented
>>>>> # out unless you are ethernet bridging.
>>>>> ;server-bridge 10.8.0.4 255.255.255.0 10.8.0.50 10.8.0.100
>>>>>
>>>>> # Push routes to the client to allow it
>>>>> # to reach other private subnets behind
>>>>> # the server.  Remember that these
>>>>> # private subnets will also need
>>>>> # to know to route the OpenVPN client
>>>>> # address pool (10.8.0.0/255.255.255.0)
>>>>> # back to the OpenVPN server.
>>>>> ;push "route 192.168.10.0 255.255.255.0"
>>>>> ;push "route 192.168.20.0 255.255.255.0"
>>>>>
>>>>> # To assign specific IP addresses to specific
>>>>> # clients or if a connecting client has a private
>>>>> # subnet behind it that should also have VPN access,
>>>>> # use the subdirectory "ccd" for client-specific
>>>>> # configuration files (see man page for more info).
>>>>>
>>>>> # EXAMPLE: Suppose the client
>>>>> # having the certificate common name "Thelonious"
>>>>> # also has a small subnet behind his connecting
>>>>> # machine, such as 192.168.40.128/255.255.255.248.
>>>>> # First, uncomment out these lines:
>>>>> client-config-dir ccd
>>>>> route 192.168.2.6 255.255.255.0
>>>>> # Then create a file ccd/Thelonious with this line:
>>>>> #   iroute 192.168.40.128 255.255.255.248
>>>>> # This will allow Thelonious' private subnet to
>>>>> # access the VPN.  This example will only work
>>>>> # if you are routing, not bridging, i.e. you are
>>>>> # using "dev tun" and "server" directives.
>>>>>
>>>>> # EXAMPLE: Suppose you want to give
>>>>> # Thelonious a fixed VPN IP address of 10.9.0.1.
>>>>> # First uncomment out these lines:
>>>>> client-config-dir ccd
>>>>> route 192.168.2.0 255.255.255.0
>>>>> # Then add this line to ccd/Thelonious:
>>>>> #   ifconfig-push 10.9.0.1 10.9.0.2
>>>>>
>>>>> # Suppose that you want to enable different
>>>>> # firewall access policies for different groups
>>>>> # of clients.  There are two methods:
>>>>> # (1) Run multiple OpenVPN daemons, one for each
>>>>> #     group, and firewall the TUN/TAP interface
>>>>> #     for each group/daemon appropriately.
>>>>> # (2) (Advanced) Create a script to dynamically
>>>>> #     modify the firewall in response to access
>>>>> #     from different clients.  See man
>>>>> #     page for more info on learn-address script.
>>>>> ;learn-address ./script
>>>>>
>>>>> # If enabled, this directive will configure
>>>>> # all clients to redirect their default
>>>>> # network gateway through the VPN, causing
>>>>> # all IP traffic such as web browsing and
>>>>> # and DNS lookups to go through the VPN
>>>>> # (The OpenVPN server machine may need to NAT
>>>>> # the TUN/TAP interface to the internet in
>>>>> # order for this to work properly).
>>>>> # CAVEAT: May break client's network config if
>>>>> # client's local DHCP server packets get routed
>>>>> # through the tunnel.  Solution: make sure
>>>>> # client's local DHCP server is reachable via
>>>>> # a more specific route than the default route
>>>>> # of 0.0.0.0/0.0.0.0.
>>>>> ;push "redirect-gateway"
>>>>>
>>>>> # Certain Windows-specific network settings
>>>>> # can be pushed to clients, such as DNS
>>>>> # or WINS server addresses.  CAVEAT:
>>>>> # http://openvpn.net/faq.html#dhcpcaveats
>>>>> push "dhcp-option DNS 192.168.0.241"
>>>>> push "dhcp-option WINS 192.168.0.241"
>>>>>
>>>>> # Uncomment this directive to allow different
>>>>> # clients to be able to "see" each other.
>>>>> # By default, clients will only see the server.
>>>>> # To force clients to only see the server, you
>>>>> # will also need to appropriately firewall the
>>>>> # server's TUN/TAP interface.
>>>>> ;client-to-client
>>>>>
>>>>> # Uncomment this directive if multiple clients
>>>>> # might connect with the same certificate/key
>>>>> # files or common names.  This is recommended
>>>>> # only for testing purposes.  For production use,
>>>>> # each client should have its own certificate/key
>>>>> # pair.
>>>>> #
>>>>> # IF YOU HAVE NOT GENERATED INDIVIDUAL
>>>>> # CERTIFICATE/KEY PAIRS FOR EACH CLIENT,
>>>>> # EACH HAVING ITS OWN UNIQUE "COMMON NAME",
>>>>> # UNCOMMENT THIS LINE OUT.
>>>>> ;duplicate-cn
>>>>>
>>>>> # The keepalive directive causes ping-like
>>>>> # messages to be sent back and forth over
>>>>> # the link so that each side knows when
>>>>> # the other side has gone down.
>>>>> # Ping every 10 seconds, assume that remote
>>>>> # peer is down if no ping received during
>>>>> # a 120 second time period.
>>>>> keepalive 10 120
>>>>>
>>>>> # For extra security beyond that provided
>>>>> # by SSL/TLS, create an "HMAC firewall"
>>>>> # to help block DoS attacks and UDP port flooding.
>>>>> #
>>>>> # Generate with:
>>>>> #   openvpn --genkey --secret ta.key
>>>>> #
>>>>> # The server and each client must have
>>>>> # a copy of this key.
>>>>> # The second parameter should be '0'
>>>>> # on the server and '1' on the clients.
>>>>> tls-auth /etc/openvpn/easy-rsa/keys/tlsauth.key 0 # This file is
>>>>> secret
>>>>> tls-server
>>>>>
>>>>> # Select a cryptographic cipher.
>>>>> # This config item must be copied to
>>>>> # the client config file as well.
>>>>> cipher BF-CBC        # Blowfish (default)
>>>>> ;cipher AES-128-CBC   # AES
>>>>> ;cipher DES-EDE3-CBC  # Triple-DES
>>>>>
>>>>> # Enable compression on the VPN link.
>>>>> # If you enable it here, you must also
>>>>> # enable it in the client config file.
>>>>> comp-lzo
>>>>>
>>>>> # The maximum number of concurrently connected
>>>>> # clients we want to allow.
>>>>> max-clients 100
>>>>>
>>>>> # It's a good idea to reduce the OpenVPN
>>>>> # daemon's privileges after initialization.
>>>>> #
>>>>> # You can uncomment this out on
>>>>> # non-Windows systems.
>>>>> user nobody
>>>>> group nogroup
>>>>>
>>>>> # The persist options will try to avoid
>>>>> # accessing certain resources on restart
>>>>> # that may no longer be accessible because
>>>>> # of the privilege downgrade.
>>>>> persist-key
>>>>> persist-tun
>>>>>
>>>>> # Output a short status file showing
>>>>> # current connections, truncated
>>>>> # and rewritten every minute.
>>>>> status openvpn-status.log
>>>>>
>>>>> # By default, log messages will go to the syslog (or
>>>>> # on Windows, if running as a service, they will go to
>>>>> # the "\Program Files\OpenVPN\log" directory).
>>>>> # Use log or log-append to override this default.
>>>>> # "log" will truncate the log file on OpenVPN startup,
>>>>> # while "log-append" will append to it.  Use one
>>>>> # or the other (but not both).
>>>>> log         openvpn.log
>>>>> ;log-append  openvpn.log
>>>>>
>>>>> # Set the appropriate level of log
>>>>> # file verbosity.
>>>>> #
>>>>> # 0 is silent, except for fatal errors
>>>>> # 4 is reasonable for general usage
>>>>> # 5 and 6 can help to debug connection problems
>>>>> # 9 is extremely verbose
>>>>> verb 4
>>>>>
>>>>> # Silence repeating messages.  At most 20
>>>>> # sequential messages of the same message
>>>>> # category will be output to the log.
>>>>> ;mute 20
>>>>> #
>>>>> ######################################################
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> #############################Client conf#############################
>>>>> #
>>>>> # Specify that we are a client and that we
>>>>> # will be pulling certain config file directives
>>>>> # from the server.
>>>>> client
>>>>>
>>>>> # Use the same setting as you are using on
>>>>> # the server.
>>>>> # On most systems, the VPN will not function
>>>>> # unless you partially or fully disable
>>>>> # the firewall for the TUN/TAP interface.
>>>>> ;dev tap
>>>>> dev tun
>>>>>
>>>>> # Windows needs the TAP-Win32 adapter name
>>>>> # from the Network Connections panel
>>>>> # if you have more than one.  On XP SP2,
>>>>> # you may need to disable the firewall
>>>>> # for the TAP adapter.
>>>>> ;dev-node MyTap
>>>>>
>>>>> # Are we connecting to a TCP or
>>>>> # UDP server?  Use the same setting as
>>>>> # on the server.
>>>>> ;proto tcp
>>>>> proto udp
>>>>>
>>>>> # The hostname/IP and port of the server.
>>>>> # You can have multiple remote entries
>>>>> # to load balance between the servers.
>>>>> remote AAA.BBB.CCC.DDD 1194 # VPN serverio isorinis IP
>>>>> ;remote my-server-2 1194
>>>>>
>>>>> # Choose a random host from the remote
>>>>> # list for load-balancing.  Otherwise
>>>>> # try hosts in the order specified.
>>>>> ;remote-random
>>>>>
>>>>> # Keep trying indefinitely to resolve the
>>>>> # host name of the OpenVPN server.  Very useful
>>>>> # on machines which are not permanently connected
>>>>> # to the internet such as laptops.
>>>>> resolv-retry infinite
>>>>>
>>>>> # Most clients don't need to bind to
>>>>> # a specific local port number.
>>>>> nobind
>>>>>
>>>>> # Downgrade privileges after initialization (non-Windows only)
>>>>> user nobody
>>>>> group nogroup
>>>>>
>>>>> # Try to preserve some state across restarts.
>>>>> persist-key
>>>>> persist-tun
>>>>>
>>>>> # If you are connecting through an
>>>>> # HTTP proxy to reach the actual OpenVPN
>>>>> # server, put the proxy server/IP and
>>>>> # port number here.  See the man page
>>>>> # if your proxy server requires
>>>>> # authentication.
>>>>> ;http-proxy-retry # retry on connection failures
>>>>> ;http-proxy [proxy server] [proxy port #]
>>>>>
>>>>> # Wireless networks often produce a lot
>>>>> # of duplicate packets.  Set this flag
>>>>> # to silence duplicate packet warnings.
>>>>> ;mute-replay-warnings
>>>>>
>>>>> # SSL/TLS parms.
>>>>> # See the server config file for more
>>>>> # description.  It's best to use
>>>>> # a separate .crt/.key file pair
>>>>> # for each client.  A single ca
>>>>> # file can be used for all clients.
>>>>> ca /etc/openvpn/easy-rsa/keys/ca.crt
>>>>> cert /etc/openvpn/easy-rsa/keys/nerijusv.crt
>>>>> key /etc/openvpn/easy-rsa/keys/nerijusv.key
>>>>>
>>>>> # Verify server certificate by checking
>>>>> # that the certicate has the nsCertType
>>>>> # field set to "server".  This is an
>>>>> # important precaution to protect against
>>>>> # a potential attack discussed here:
>>>>> #  http://openvpn.net/howto.html#mitm
>>>>> #
>>>>> # To use this feature, you will need to generate
>>>>> # your server certificates with the nsCertType
>>>>> # field set to "server".  The build-key-server
>>>>> # script in the easy-rsa folder will do this.
>>>>> ##ns-cert-type server
>>>>>
>>>>> # If a tls-auth key is used on the server
>>>>> # then every client must also have the key.
>>>>> tls-auth /etc/openvpn/easy-rsa/keys/tlsauth.key 1
>>>>> tls-client
>>>>>
>>>>> # Select a cryptographic cipher.
>>>>> # If the cipher option is used on the server
>>>>> # then you must also specify it here.
>>>>> ;cipher x
>>>>> cipher BF-CBC
>>>>>
>>>>> # Enable compression on the VPN link.
>>>>> # Don't enable this unless it is also
>>>>> # enabled in the server config file.
>>>>> comp-lzo
>>>>>
>>>>> # Set log file verbosity.
>>>>> verb 4
>>>>>
>>>>> # Silence repeating messages
>>>>> ;mute 20
>>>>>
>>>>> # By Pluss / Ijungti Logai
>>>>> status openvpn-status.log
>>>>> log         openvpn.log
>>>>> #
>>>>> route-delay 2
>>>>> #route 192.168.0.0 255.255.255.0 192.168.2.6
>>>>> #route add -net 192.168.0.0 netmask 255.255.255.0 gw 192.168.2.6
>>>>> #
>>>>> ############################################################