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1 vote
1 answer
11k views

IPSec tunnel fails in phase 2

We are trying to establish a tunnel between our EC2 Instance and remote Cisco 3000 series device where it is failing for Phase2. Below is the scenario: FTP Server(ec2-ubuntu) <---->VPN Server(ec2-...
Shailesh Sutar's user avatar
0 votes
0 answers
1k views

IPsec VPN with subnet overlapping and NAT

I'm trying to configure, through OpenSwan on a Linux Ubuntu 14.04 the following scenario. It's an interesting configuration and it would be great to understand why I'm failing configuring correctly, ...
Echoes_86's user avatar
  • 173
1 vote
0 answers
412 views

amazon ec2 instance going to a remote ip using openswan tunnel is up but no traffic being established on the remote ip

I having establishing a vpn tunnel to a remote peer/public ip using amazon ec2 openswan. The tunnel is up but no traffic has been seen on our side or the remote side? Is there I been missing? Please ...
Edmar's user avatar
  • 11
1 vote
1 answer
452 views

IPsec VPN Site-to-Site: Unable to reach hosts on same subnet as gateway

I am trying to bridge an office network with an Amazon VPC cloud network. So far everything seems to be working, except that I cannot reach servers on the same subnet as the cloud gateway. Office ...
whynotacarrot's user avatar
2 votes
0 answers
579 views

IPsec connection established but xl2tpd times out

This may or may not be related to my problem with passing ipsec verify. I have configured L2TP/IPsec VPN on Ubuntu 13.04 following Ubuntu's community documentation and while IPsec connection seems ...
Damn Terminal's user avatar
2 votes
1 answer
9k views

Configure ipsec vpn tunnel (network to network with IKE with preshared key) on Centos 6 with openswan

I have Cisco Linksys router configured as VPN gateway (network to network) : Now I wanna configure ipsec VPN similarly on Centos 6 with openswan. I was looking in internet but have no luck (there are ...
B14D3's user avatar
  • 5,278