Tema: Re: HELP! OpenVPN
Autorius: Robertas
Data: 2009-01-21 10:26:12
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
>>> #
>>> ############################################################