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Full Discussion: VPN IPSec Openswan
Special Forums IP Networking VPN IPSec Openswan Post 302909827 by ivancd on Sunday 20th of July 2014 07:34:22 AM
Old 07-20-2014
Hi,

As i can see now, the packets start to go through the right interface with the right address but no reply still. The tunnels after a long time it getting established. If i make service ipsec restart ... the first think what iv got from the ipsec auto --up tunnel name or ipsec auto --status is this:

Quote:
000 #7: "tunnelname":500 STATE_MAIN_I1 (sent MI1, expecting MR1); EVENT_RETRANSMIT in 2s; nodpd; idle; import:admin initiate
000 #7: pending Phase 2 for "tunnelname" replacing #0
After some time the tunnels status is:

Quote:
000 #22: "tunnelname":500 STATE_QUICK_I2 (sent QI2, IPsec SA established); EVENT_SA_REPLACE_IF_USED in 27637s; newest IPSEC; eroute owner; isakmp#7; idle; import:admin initiate
000 #22: "tunnelname" esp.b18cc17@<pub_ip_other_site> esp.c59dvg@<pub_ip_my_site> tun.0@<pub_ip_other_site> tun.0@<pub_ip_my_site> ref=0 refhim=4294901761
000 #7: "tunnelname":500 STATE_MAIN_I4 (ISAKMP SA established); EVENT_SA_REPLACE_IF_USED in 27870s; newest ISAKMP; lastdpd=-1s(seq in:0 out:0); idle; import:admin initiate
000
Here is the list of the iptables:

Quote:
iptables -t nat -L
Chain PREROUTING (policy ACCEPT)
target prot opt source destination

Chain POSTROUTING (policy ACCEPT)
target prot opt source destination
MYNAT all -- 172.28.2.0/24 anywhere

Chain OUTPUT (policy ACCEPT)
target prot opt source destination

Chain MYNAT (4 references)
target prot opt source destination
MASQUERADE all -- anywhere anywhere

[Itecor_VPN:main.linux64 ipsec.d]# iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination

Chain FORWARD (policy ACCEPT)
target prot opt source destination
ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED

Chain OUTPUT (policy ACCEPT)
target prot opt source destination
And this is the ping and tracepath results:

Quote:
ping 172.16.3.9
PING 172.16.3.9 (172.16.3.9) 56(84) bytes of data.
^C
--- 172.16.3.9 ping statistics ---
12 packets transmitted, 0 received, 100% packet loss, time 11338ms

tracepath -n 172.16.3.9
1?: [LOCALHOST] pmtu 1464
1: 172.28.2.1 0.943ms pmtu 1446
1: no reply
^C
 

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GNUNET-VPN(1)						      General Commands Manual						     GNUNET-VPN(1)

NAME
gnunet-vpn - manually setup a GNUnet VPN tunnel SYNOPSIS
gnunet-vpn [options] DESCRIPTION
gnunet-vpn can be used to manually setup a VPN tunnel via the GNUnet network. There are two main types of tunnels. Tunnels to an exit node which routes the traffic to the global Internet, and tunnels to a node that runs a service only within GNUnet. Depending on the type of tunnel, gnunet-vpn takes different options. The "-i" option is required for tunnels to an exit node, whereas the "-p" and "-s" options in conjunction with either "-u" or "-t" are required for tunnels to services. For exit tunnels, both UDP and TCP traffic will be redi- rected. For service tunnels, either UDP ("-u") or TCP ("-t") traffic will be redirected. The tool will display the IP address for this end of the tunnel. The address can be displayed as soon as it has been allocated, or only after ("-a") the tunnel has been created. OPTIONS
-4, --ipv4 Desired IP address on this end of the tunnel should be an IPv4 address. -6, --ipv6 Desired IP address on this end of the tunnel should be an IPv6 address. -a, --after-connect Display IP address only after the tunnel is fully connected. -c FILENAME, --config=FILENAME Use the configuration file FILENAME. -d SEC, --duration SEC The mapping should be established for SEC seconds. Default is 5 minutes. -h, --help Print short help on options. -i IP, --ip IP Tunnel should be to an exit node and connect to the given IPv4 or IPv6 IP address. Note that you can specify an IPv6 address as the target here, even in combination with "-4" (4to6) and similarly you can specify an IPv4 address in combination with "-6" (6to4). -L LOGLEVEL, --loglevel=LOGLEVEL Use LOGLEVEL for logging. Valid values are DEBUG, INFO, WARNING and ERROR. -p PEERID, --peer=PEERID Name of the peer offering the service to connect to. Cannot be used in conjunction with "-i", requires "-s". -s NAME, --service=NAME Name of the service running on the target peer. Cannot be used in conjunction with "-i", requires "-p". -t, --tcp Service runs TCP. Either "-t" or "-u" must be specified when using "-s". -u, --udp Service runs UDP. Either "-t" or "-u" must be specified when using "-s". -V, --verbose Be verbose. -v, --version Print GNUnet version number. BUGS
Report bugs by using Mantis <https://gnunet.org/bugs/> or by sending electronic mail to <gnunet-developers@gnu.org> SEE ALSO
gnunet-setup(1) GNUnet 25 Feb 2012 GNUNET-VPN(1)
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