Questions tagged [isakmp]
ISAKMP (Internet Security Association and Key Management Protocol) is part of the IPSEC suite.
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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.
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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:
/etc/...
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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 each?)...
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Cisco ASA VPN DH Groups for AWS VPC
AWS provides a neat function in its VPC that exposes a VPN service. I've configured this, and confirmed that it functions.
Our customer is using a Cisco 5500 Series ASA appliance to connect to the ...
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What could cause racoonctl to show a Phase2 count higher than the number of ports racoon is listening on?
In my setup I have some EC2 instances in different regions linked by GRE tunnels, using ISAKMP via racoon. This setup is inherited, so bear with me if I fumble with terminology.
Sometimes I get weird ...
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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
...
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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 ...
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Protecting wired LAN from packet sniffers
How one encrypts traffic in wired LAN segment?
Can IPv6 in combination with IPSec be configured for IKE/ISAKMP authentication?
OR
Will I drown in configuring appropriate IKE host-to-host rules for ...
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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 wasn'...
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Difference between ISAKMP exchanges types IKE_SA_INIT and Identity protection
I have some Wireshark traces to see how ISAKMP works. This traces were taken from peers when a IPsec tunnel is stablished.
It seems that the traces display a different IPsec implementation. When IKE ...
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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 ...
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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 ...