ISAKMP (Internet Security Association and Key Management Protocol) is part of the IPSEC suite.

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1answer
40 views

User can access Windows based Apache sites but not linux Apache server over site-to-site VPN

I have a user (Win 7 Pro 64-bit) in a satellite office (10.1.0.0/24) that is trying to access web services in our main office (10.0.0.0/16) over a site-to-site VPN between a a Meraki MX60W and a ...
2
votes
3answers
426 views

VLAN over VPN (ASA 5520)? if not any other options available?

Is it possible to extend the local VLANs to a Remote site connected by IPSEC VPN using ASA 5520 / Cisco 1841 DSL router. can we have many VPN tunnels between the ASAs? (from every VLAN one vpn ...
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0answers
105 views

L2TP VPN unable to connect from outside

I'm using OS X server to run the VPN, and the client is an iPhone running iOS 7. I'm port mapping with my router, which seems fine as the server did receive packets from my iPhone. I've tried ...
0
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1answer
114 views

vpnc debian configuration for isakmp

i need to connect site-to-site VPN from my debian server i have hosts, peer and isakmp key how should i configure vpnc to use isakmp ? or if you can point me to good vpnc documentation which i ...
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2answers
913 views

ISAKMP Allows Weak IPsec Encryption Settings (PCI compliance)

I am working on a client's PCI compliance. One of the failing items is: 3.1.5. ISAKMP Allows Weak IPsec Encryption Settings (ipsecweakencryptionsettings) The solution given is: "Modify the ISAKMP ...
2
votes
1answer
685 views

IKE Phase 1 Aggressive Mode exchange does not complete

I've configured a 3G IP Gateway of mine to connect using IKE Phase 1 Aggressive Mode with PSK to my openswan installation running on Ubuntu server 12.04. I've configured openswan as follows: ...
2
votes
0answers
2k views

ipsec IKE phase 1 failure

I have a wireless gateway that supports site-to-site IPSec. I have configured openswan on Ubuntu Server 12.04 (left side of the tunnel) with the following /etc/ipsec.conf: version 2.0 config setup ...
2
votes
0answers
186 views

Sending L2tp/IPsec PSK client packets to OpenSwan server

I'm trying (kind of) to create VPN client, I set my server on Ubuntu using OpenSwan (L2tp/IPsec PSK). What I'm doing right now is sending packets to my server and trying to exchange my keys with the ...
3
votes
1answer
2k views

Is there a way of setting an MTU lower for traffic destined to a specific IP address on Cisco ASA?

I have a number of VPN sites where the MTU is lower than standard (1500). I have had at least one site where fragmentation of packets has had an effect on the success of building an IPSEC tunnel. ...