Questions tagged [ikev2]

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iPhone users does not connect to StrongSwan VPN, while Android and Windows 10 users do?

I have a StrongSwan VPN that for some reason unknown to me cannot connect iOS users to my VPN server. A few quick notes: My StrongSwan server is front for VPN clients who connects to my network. I ...
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19 views

Cannot connect MacOS to StrongSwan VPN server installed on ubuntu

I have an issue connecting to IKEv2 VPN running on an Ubuntu VM on GCP. I am trying to connect with MacOS and Windows. I followed this tutorial to install the VPN on an Ubuntu VM. I need a VPN so that ...
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0answers
18 views

Windows IKEV2 RasClient Event 20227 with Code 87

i'm trying to connect to a Watchguard ikev2 VPN with Windows Client. It worked a year, now it refuses the connect and reports as Windows always does, a fancy, nothing saying error message. Does anyone ...
-1
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1answer
27 views

How to run Windows Ikev2 with NonetworkFirewall?

I have a small problem.I setup Firewall App Blocker in whtielist Mode(means basically It cut all Internet except allowed apps by setting "block all connection that not match firewall rule" ...
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0answers
24 views

How to disable all default cryptographic algorithms but the explicitly defined ones in OpenIKED?

I am having issues with setting up highly secure but still high performance IKEv2 tunnels between multiple data centers on OpenBSD nodes, by using very strict security features and allowing the use of ...
0
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1answer
165 views

StrongSwan clients fail to connect, Constraint checking failure

Client devices (Runs Windows 10 and Android with StrongSwan app) fail to connect. Certificates signed by one authority, CN is set as server public ip. Here's ipsec.conf: config setup include /var/lib/...
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1answer
425 views

Strongswan Error: no config named 'foo'

On Ubuntu 20.04, I am trying to establish a VPN tunnel to a IKEv2/Ipsec VPN site using Strongswan. However, even though I have the file /etc/ipsec.conf as shown # ipsec.conf - strongSwan IPsec ...
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43 views

route traffic from internal ip pool to external PPTP interface

I have two VPS. All I wants is if an user connects to VPS A through IKEv2 , His Public IP Address must be shown as VPS B. So I have installed IKEv2 (Strongswan) on VPS A and PPTP on VPS B. The user ...
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0answers
97 views

Is it possible to have 2 left ids in strongswan?

I need my strongswan server to operate on 2 domain names . ipsec.conf currently contains : leftid=@sub.domain.com How can I add another domain ? Is this syntax gonna work? leftid=@sub.domain.com,@sub2....
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1answer
102 views

IKEv2 VPN on server 2019 suddenly stops working

We have a number of customers using Server 2019 as a VPN server with the IKEv2 protocol through the Routing and Remote Access (RRAS) service. Suddenly, every single one of them gets the following ...
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1answer
66 views

Does ikev1 or ikev2 support a no-authentication option? If so, how can I enable that in strongswan?

For testing purposes, I want to setup an ipsec tunnel using IKEv1 or v2 (preferably v2) that does not require any authentication - so just using the protocol to agree on the secret-keys of the ipsec ...
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0answers
175 views

Can't entablish VPN IKEv2 conection from Google Cloud Platform to FirePower CISCO

I hope you guys can help me with something that drives me crazy. On this page, Google says the protocols and cipher they accept to establish the VPN connection: https://cloud.google.com/network-...
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0answers
45 views

IKE and IPSEC - which algorithms in use - MacOS

I am connecting a MacOS Mojave to two different VPNs. One is over IKEv2, and the other over L2TP/IPSEC. After connecting the VPN, a new interface is created named ppp0. I can see come basic ...
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1answer
686 views

IKev2 strongswan got deleting half open IKE_SA with x.x.x.x after timeout with iOS device

I installed an IKEv2 strongswan vpn server on ubuntu 18.04 and also I use a valid Let's encrypte CA for that. I want to use it on an application for iOS. So here is the IPSec.conf : config setup ...
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0answers
39 views

Use multi connection with an EAP IKEv2 ubuntu 18,04

I setup an strongSwan on an ubuntu 18.04 server for connecting an iOS app to it, and I want to use one EAP username and password for all iOS app users, but when more than one user connected to the ...
0
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1answer
254 views

How to set remoteId and server certificate check Strongswan IKEv2 ubuntu 18.04

I am a new member in IKEv2, and I want to install an IKEv2 vpn on an ubuntu 18.04 server, I did it through this tutorial , but I have a couple of questions. First how can I configure its remote id, ...
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0answers
803 views

StrongSwan config issue: no matching peer config found

I am trying to establish a VPN between my router (running OpenWrt) and my smartphone using IPsec. I followed the guide at https://openwrt.org/docs/guide-user/services/vpn/ipsec/strongswan/roadwarrior ...
3
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2answers
834 views

EAP / MSCHAPv2 authentications fails (only) on Windows with custom authenticator

I have a project that involves custom client authentication for the StrongSwan IKEv2 server implementation on Linux. I am running: StrongSwan 5.4.0 with eap-radius plugin Currently, we use FreeRadius ...
2
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1answer
645 views

Mikrotik IKEv2/ipsec + Windows 10 = no split include routes

I am deploying a solution using IKEv2+ipsec with certificates to connect roadwarriors to corporate network. Mikrotik CHR is used as entry point. All was swift until I started deploying the solution on ...
0
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1answer
67 views

What can cause an iOS device to be able to connect to IKEv2/IPsec VPN over LTE but not browse most websites?

Everything works fine over Wi-Fi. I tried disabling IPv6 using a provisioning profile. I tried on two different devices (iPhone 6 and current iPhone SE) using the same VPN provisioning profile (each ...
0
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1answer
948 views

migrating ipsec.conf to swanctl.conf, cant seem to get it to work

this is my ipsec.conf that works as it should: conn pelle left=%defaultroute leftsourceip=%config leftauth=eap-mschapv2 eap_identity=min user right=vpn.mydomain.com rightsubnet=0.0.0.0/0 ...
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2answers
492 views

Specifying machine certificate issuer with Windows VPN

I am trying to create a Windows Always On VPN connection between an AD and AAD joined Windows 10 client and a StrongSwan VPN server. The Windows client has multiple "Client Authentication" ...
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2answers
1k views

Windows 10 IKEv2 IPSec VPN client & DH Group15 (modp3072) or higher

Is there any way to configure the Windows 10 VPN client to use DH Group 15 / Group15 (modp3072) or higher for key exchange? I am somewhat distressed that the CNSA specifies use of DH Group 15 (...
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0answers
124 views

freeradius and configure eap or pap with rest

free radius and configure eap or pap with rest i want use strongswan with free radius and rest module, i see sql and eap work together, how can configure eap with rest ? the important part is ...
1
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1answer
505 views

Checking existence of IPSEC as a meta expression in nftables

Whilst recently setting up a router manually from scratch using Debian, I decided to use nftables along with strongSwan to provide an IKEv2 VPN access into this. After much frustration along with ...
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238 views

RRAS IKEv2 VPN no response

We have an IPSEC/L2TP PSK VPN on Windows Server 2012 using RRAS. This usually works fine, but now with so many staff working from home due to COVID-19, I am getting complaints of the VPN dropping out ...
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2answers
1k views

Determining root cause of Windows VPN Connection Error 13801

I'm trying to get machine authentication working with Microsoft "always on vpn".. I'm running into error 13801 on attempting to connect with a client. This error implies there is some sort of ...
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0answers
405 views

IKEv2 Need a small help on Strongswan

I'm trying to create an IKEv2 Strongswan VPN server (U5.7.2/K5.3.0-42-generic) since two days on my personnal VPS (Ubuntu 19.10) to make some tests before implement it on the Unifi equipment of my ...
0
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1answer
156 views

IKev2 VPN Event ID 20209 - Server Authentication

I have made only one certificate for VPN access with ikev2. Within 2 days i got event id 20209, even though I didn't tried to connect. The certificate is still with me and no one else has access to it....
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0answers
251 views

Strongswan Centos 7 Config Issue

I have a problem with configuring Strongswan on Centos 7 ! First please notice that I want to connect with only username and password and I don't want to import any profiles on my phone ! My server ip ...
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0answers
161 views

Strongswan username and password authentication

Guys I need to set up strongswan to use username and password for connecting instead of certificate! Anyone knows how this is done?
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0answers
26 views

Rekeying denies protocols/NAT issue or config?

I'm using strongswan to connect to a MAC server using IKEv2/IPsec configuration. The server uses the proposed algorithms to establish the SA and everything works great. Upon rekeying however, the ...
0
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1answer
55 views

strongswan ikev2 connect to the same server

I have a strongswan ikev2 vpn installed on my server. With my win10 laptop I can connect to the vpn and and connect to everything via vpn. But how can I connect to my server? I have a service on a ...
0
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1answer
458 views

Test ike2 vpn connection on console possible?

Whatever I google for I find tutorials how to setup an IKEv2 VPN server either UI client configuration for different OS. Is it possible to test the connection with a client in a Linux console ...
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0answers
133 views

IKEv2/IPsec. Strongswan server static external ip-address. 2 pcs of Mikrotiks as clients. Routing (or what?) Mikrotiks LAN-subnets

Strongswan 5.7 on Debian 10. Static "white" ip address. 2 Mikrotiks with grey ip addresses from ISPs' and NAT: /ip address print 2 D 10.141.170.32/16 10.141.0.0 ether1 Mikrotik "A" LAN ...
3
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1answer
6k views

strongswan ikev2 with debian. EAP authentication failed. loading EAP_MSCHAPV2 method failed

I can't get Strongswan to run on my Debian machine. I've already done a tutorial to get it to run on a Ubuntu machine but it seems impossible to me to get it to run on my Debian machine. I actually ...
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0answers
259 views

StrongSwan IKEv2 connected but no internet on some internets

I set up the StrongSwan and IKEv2 as remote access on CentOS 7, And it is working great but on some internets (not all, most ADSL modems or 4G modems) it connects but there is no internet access on ...
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1answer
212 views

IKEv2 certificate error but SSTP successfully connects Windows 10 pro / Windows Server 2019

I'm using Windows server 2019 (installed roles: AD DC, CA, DHCP, DNS, IIS, VPN). my client is Windows 10 pro. before installing the Online responder role and having a CRL server, IkEv2 was working, ...
6
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2answers
14k views

Strongswan IKEv2 vpn on Windows 10 client “policy match error”

I have the newest version of Strongswan vpn on my ubuntu server running. I followed this tutorial here and got it to work on my android and Iphone. Now I want to get it to work on my windows 10 ...
2
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1answer
420 views

How to block an IP for IPSec VPN connections?

This is my current IpTables setup: Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT all -- anywhere anywhere state RELATED,...
0
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1answer
1k views

Is strongSwan eap-mschapv2 authentication secure vs using certs?

What level of encryption is used during the authentication part of the connection? Here’s a sample /etc/ipsec.conf configuration. config setup charondebug="ike 1, knl 1, cfg 0" uniqueids=no ...
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0answers
2k views

Strongswan stops working after a while

I'm trying hard to resolve one question with my strongswan IKEv2 VPN. I use Linux strongSwan U5.6.1/K3.10.0-862.el7.x86_64 installed on CentOS 7 and few clients: Windows Server 2012 R2, Windows 10, ...
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0answers
4k views

Porting a Cisco AnyConnect profile from Windows to Mac OSX

I have a client using a VisualStudio solution to manage their website. In order to make edits, they had to set up a Windows 7 laptop for me, which I have to use to connect to their VPN before being ...
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0answers
327 views

Bandwidth control with TC for clients yet to be connected

I have applied bandwidth control using TC and iptables using this tutorial on my Strongswan VPN server. The bandwidth control works fine ONLY if that specific client is already connected. For example:...
1
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1answer
938 views

Strongswan IKEv2 auth - pubkey and EAP

I'am trying to setup strongswan with pubkey and EAP authentication. To login users need to have certificate and valid credentials. My certificate is ok. I tested pubkey auth and it was ok, also EAP ...
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0answers
1k views

Stuup StrongSwan with user Cert

i will setting up strongswan and have some trouble with configure it. I can log in with user/pass but i will replace it with user.p12 certificate. When i add rightauth2=pubkey is login with user/pass ...
0
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1answer
1k views

Strongswan: Connecting PSK & EAP at a time

I have successfully setup strongswan on a virtual Server. I basically have two kinds of configurations Using EAP (username/password for Android Strongswan Client). PSK (for IOS devices using ...
0
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1answer
2k views

Does IKEv2 support initiator authentication by pre-shared key _and_ password?

I'd like to configure an IKEv2 VPN gateway for multiple remote users to access a private network. I have a test setup where the responder authenticates itself with a self-signed certificate. The ...
2
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0answers
367 views

firehol ipsec configuration

Just discovered that apple dropped pptp support in the newest MacOSes, so configured ikev2 ipsec access instead. Clients are happy, everything is simple and good except one thing - ipsec clients ...
1
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1answer
562 views

IPSEC IKEv2 not hiding HTTPS

I'm using Linux strongSwan U5.3.5/K4.4.0-116-generic on Ubuntu 16.04 with IOS 11 IKEv2 client. The connection could be successfully established on my client(IOS 11) and if I go to ip check webpage, ...