Tema: Re: HELP! OpenVPN
Autorius: Pluss
Data: 2009-01-21 13:27:04
O tai isorinis IP kuris ?


Robertas wrote:
> 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
>>>>>> #
>>>>>> ############################################################