Network Engineering

Questions tagged [vpn]

Ask Question

For questions about Virtual Private Networks (VPNs).

570 questions
Newest
Active
Bountied
Unanswered
Filter by
Sorted by
Tagged with
0
votes
0answers
14 views

ISP Script Injection through VPN [closed]

I'm using Sophos SSL VPN Client. But I'm using BSNL ISP. Whenever I connect my VPN and browse any HTTP non-secured websites ADS gets injected to the JS script file. But when I disconnect an VPN and ...
0
votes
0answers
9 views

Hub and spoke IPSec in pfsense

I have 9 different sites and one HQ site where all 9 remote sites connect to via IPSec VPN. All are pfsense firewalls. I want to allow traffic between site 2, 3 and 4. But I do not want to configure ...
0
votes
0answers
9 views

Mac using wrong route for first IP of range only? [closed]

I've got the following route configured on my Macbook: 204.141.28/22 192.168.1.1 UGSc en0 But when I check some sample addresses in that route, it appears the first IP address ...
0
votes
0answers
12 views

Does UDP hole work if server is on the same subnet? [closed]

I am trying to get a minimal NAT hole punch example working. I think the problem is that the Server and one of the clients are on the same subnet. For that client I only see some local ip from the ...
0
votes
0answers
25 views

VPN - help to building VPN networks [closed]

I am at the stage of designing a VPN network. Unfortunately, I have no experience in this type of installation, which is why I would like someone to help me, or at least direct me. I am currently ...
0
votes
0answers
11 views

Pulse Secure - docker network unavailable - workaround? [closed]

I use virtual machine (virtualbox, fedora) with Pulse Secure (VPN) to connect to my corporate network, but I also use docker containers on my VM. Unfortunately, VPN admins decided to block local ...
0
votes
0answers
7 views

Connect to Openvpn server through http proxy which has a dynamic ip [closed]

My openvpn client will have to pass through a http proxy server before connecting to the openvpn server. But the http proxy is on a dynamic ip. From this tutorial - https://openvpn.net/community-...
0
votes
0answers
8 views

Independent local and VPN wireless networks [closed]

I used to have a simple setup with two raspberry pi's, where the one in my house acts as a wireguard client with a wireless AP and forwards all traffic via a VPN to exit at the remote pi, like this (...
0
votes
0answers
16 views

Tunnel VPN traffic via a jumpbox? [closed]

I would like to be able to send my VPN traffic via an EC2 box running in another country so it appears that I'm logging in from that country. Is it possible?
0
votes
1answer
33 views

Differences between BGP(routing protocols) and vpn mpls?

I am new to networking, so bear with me, 1-I wanted to clear my query: why do we need BGP or any routing protocols if we have vpn or wan technologies like mpls ? 2-Can't we just run bgp between two ...
0
votes
0answers
11 views

Use Google login to create a private VPN [closed]

At my company, we use a VPN solution that works, but is quite tedious to administer (manually creating users, certficates, editing hosts files, etc). So I was wondering if there exists a VPN solution ...
0
votes
0answers
10 views

Policy based routing: route one IP only trough VPN not working [closed]

I would like to route only one client trough VPN (Wireguard). Edgerouter is in switch mode, eth0 = uplink (192.168.1.239), client = eth4 with manual IP address 192.168.1.188. VPN connection/...
0
votes
0answers
9 views

does my traffic go through ssl vpn while I am connecting to browser based vpn [closed]

due to the coronavirus, we started the work from home, so we connect to the company by SSL-VPN my question is what if I connected to this SSL-VPN and then I connected to browser-based VPN (like ...
0
votes
0answers
14 views

Steam P2P, SoftEther VPN and other issues when using a router in school network [closed]

I am currently living in my university dormitory. The school provides one LAN port per person, however there is no Wi-Fi access in the dorms, so the school allows us to use a wireless router on the ...
0
votes
0answers
10 views

Troubleshooting VPN connection with Wireshark by decrypting IPSec packets [closed]

I'm having troubling establishing a VPN connection to a specific network and I'm not the only one having issues. As per their instructions, I'm using the standard VPN client built in windows with pre-...
0
votes
0answers
8 views

Cannot port forward traffic from public IP (WAN) to OpenVPN (remote) clients [closed]

I'm looking for some advice here or a nudge in the right direction, seeing as I've reached an apparent dead end. I have a static IP for my business (200.78.xxx.xxx) and I set up an OpenVPN Server on ...
0
votes
0answers
12 views

OpenVPN site-to-site not working after configuration restore [closed]

I've a lab with a pfSense 2.4.0 in a VM in VMWare. It is working OK. I am using two VPN site to site using OpenVPN, the lab side is the "server" and two remote sites are the "client". Both are working ...
0
votes
0answers
43 views

Static port forward 1194 to VPN server behind Cisco router

I'm trying to setup a VPN server behind a Cisco router which is my main internet gateway. I've set it up as shown in the attached picture. The problem I'm observing is that zero packets with a ...
0
votes
2answers
32 views

VPN routing issue with PulseSecure [closed]

I have a Windows PC (192.168.10.99) in the local network 192.168.10.0/24. Default gateway in this network (192.168.10.1) has a VPN connection to the remote network 10.8.0.0/16 (RN1) that can be ...
0
votes
0answers
22 views

Cisco Anyconnect SSL VPN users can't able to access URLs while using VPN connection

For One of the customers, users are working from home. They're using Cisco Anyconnect VPN. Now the issue is. While working from the office, they whitelisted the customer public IP address in the ...
0
votes
0answers
27 views

Advanced split tunnel question

We are in a work from home state, and I am looking at optimizing VPN without sacrificing security. We are not using split tunnel. We have Direct Access on most clients - it is slow, and have moved ...
0
votes
1answer
34 views

IKEV2 between ASA and Router problem

I am trying to configure a ikev2 vpn between asa and router using tunnel interface. I have encountered the problem of it not even establishing the connection. There is no problem in the connectivity ...
2
votes
0answers
31 views

CA certificate and Local certificate

There is something which is bothering me when i think about the CA cert and Local cert. Below are my queries which pertains to juniper but may be generic as well. 1) "request security pki ca-...
0
votes
1answer
83 views

IPSEC Phase 1 error

Was does the MM_NO_STATE usually mean when having errors bringing phase 1 up? IPv4 Crypto ISAKMP SA dst src state conn-id status X.X.X.122 X.X.X.107 MM_NO_STATE ...
1
vote
1answer
98 views

Slow(er) network speed due to possible VPN configuration issue?

CONTEXT I have an VPN connection between 2 ASA-5515's set up between our main site and new back up site. This is to replace our old backup site we have which is currently connected between an ASA-...
0
votes
1answer
56 views

EIGRP to BGP to EIGRP

I would like to ask if it is possible to implement eigrp routing sent through bgp? I wanted to route from PC-1 to PC-2 using EIGRP. The connection between all of the three routers are through BGP ...
0
votes
0answers
26 views

Cisco PPTP server available routes protocol

I have a 2921 Cisco router in one place, and a Windows XP computer on another. I made my Cisco router as PPTP server, and my XP computer as a client. The router is located within a LAN with address ...
1
vote
0answers
47 views

Network transfer speed slow, possible VPN configuration issue? [closed]

CONTEXT I have an VPN connection between 2 ASA-5515's set up between our main site and new back up site. This is to replace our old backup site we have which is currently connected between an ASA-...
-1
votes
1answer
52 views

What special reserved domain could I use for virtual organization private network? [closed]

Suppose we have a inner-facing network that spans several geographical jurisdiction - this network can only accessed from our offices with special HSM installed, and we want to enable domain-name-...
1
vote
1answer
45 views

Sonicwall: force all traffic from specific source through VPN

We have a main office (M) with a Sonicwall TZ215, and a branch office (B) with a TZ210. Computers in B access the server in M through a site-to-site VPN between the two Sonicwalls. Internet traffic ...
1
vote
2answers
46 views

What does a VPN Tunnel offers other than encryption?

A VPN tunnel is end to end encrypted. But does it gurantee to provide features other than encryption, such as low latency, low jitter etc?
0
votes
1answer
34 views

Site to Site VPN between Cisco C800 and Sonicwall

I would like to have Tunnel based (route based) vpn between Sonicwall with Public IP 1.2.3.4 and cisco c800 with dynamic IP. In case of dynamic VPN, i learnt that vpn mode would be aggressive mode ...
2
votes
1answer
52 views

How is traffic correctly routed in Site-to-Site VPNs where all sites are on the same subnet?

http://rockhoppervpn.sourceforge.net/ref_site2site_bridge_6.html The diagram on this page shows all 3 sites using the same subnet, 192.168.0.0/24. Let's say on the hub site where 192.168.0.10 is the ...
1
vote
0answers
18 views

VPN on ubiquiti [closed]

i created a VPN on a ubiquiti USG. When i connnect, i can't ping to a server on the remote network. The server is ip 192.168.13.15. I get ip 192.168.100.1. I tried to change the networks, but that ...
2
votes
1answer
47 views

Cisco 5505 ASA firewall Ipsec vpn- Can connect two outside different public ip to two different local subnets

I only get one IPSEC vpn connection up but not the other. Link to access configs on Google: https://drive.google.com/open?id=1yB_yIWvJ51A0UeNbkAEiTH9YMIEipqy_ profile1- outside interface - 66.x.x.x ...
2
votes
3answers
91 views

What is the purpose of a VPN?

A VPN connects a PC, smartphone, or tablet to another computer (called a server) somewhere on the internet. But, i could comunicate to another pc even without a VPN, so what is the purpose of using it ...
0
votes
1answer
39 views

PPTP encapsulation process

i am learning networking and vpn technologies now and i have some problems with understanding the whole PPTP encapsulation process. So i will write steps of PPTP encapsulation process (as i understand ...
0
votes
1answer
32 views

GRE Encapsulation

i am learning networks and tunneling and i have problems with understanding some things about GRE. The structure of tunneling below: [Transport Protocol][ensapsulationg protocol(GRE)][encapsulateed ...
0
votes
1answer
35 views

Device on VLAN is accessible from VPN but not from LAN

I have a Meraki MX84 with two VLANs, 192.168.213.0/24 (main subnet), and 10.4.213.0/24. I have an EdgeRouter 12P connected to the MX with static WAN IP 10.4.213.2. The issue is: when I VPN into the MX ...
0
votes
1answer
45 views

A VPN that could search, filter & block website [closed]

I want to block a large number of websites (like thousands to millions) from the MacBook and iPhones and my initial solution was using /etc/hosts file to block websites in the MacBook and using Mobile ...
2
votes
1answer
121 views

Can I set the AnyConnect group policy from users source IP?

Is it possible to configure a Group Policy to be used based on the source IP of the AnyConnect user? I want users connecting from a specific location (IP address) to get a specific Group policy. ...
0
votes
1answer
17 views

IP-Sec VPN Tunnel Established Between 2 Remote Machines. Why Can't Machines In Their Subnets Connect Across? [closed]

Have 2 Remote Ubuntu Machines in different subnets. one: 192.168.1.0/24 Two: 192.168.2.0/24 Established VPN tunnel between 2 machines, 1 in each subnet. Their IPs: Public IPs 1.1.1.1 2.2.2.2 ...
0
votes
2answers
220 views

Cisco ASA IKE Receiver: Runt ISAKMP packet discarded on Port 500

I have lots of ikev1 tunnel running on our production Cisco ASA5585 and today i have configured ikev2 tunnel for one of our new customer and i have started seeing following error, and not sure what is ...
0
votes
0answers
45 views

Cisco ASA Security Warning: Untrusted server cert after asa crash and reload

We have Cisco ASA 5505 working VPN anyconnect and it's been almost 1 year no issue, but last week it got crashed and reboot itself and after that we found it started throwing warning like following: ...
1
vote
0answers
24 views

Chckpoint Remote Access VPN Multiple ISP external interface [closed]

I'm in a situation where I have to suggest the best solution when client has two ISP connected to a checkpoint firewall cluster. AFAIK, we cannot activate or make use of two external interfaces for ...
0
votes
2answers
26 views

'Flat' FlexVPN Network Design with multi gateways [duplicate]

The use case is a meshed ip radio network where the radio's move around alot. Multiple gateway's (FlexVPN Spokes) are statically located to re-bridge the meshed radio network when the radio's travel ...
0
votes
2answers
80 views

'flat' network design

Is it possible to have a Hub and spoke FlexVPN setup where every spoke has the same LAN subnet. I need to configure 6 spokes with the same subnet at each node., I was thinking NAT but I need to access ...
0
votes
3answers
89 views

IPSec VPN timers query

I have a couple of queries related to the IPSec VPN and I believe someone would clarify my doubts. Why IKE Lifetime and IPSec Lifetime is used? Can't we just run the VPN without re-negotiating? Why ...
0
votes
1answer
35 views

VPN to a current subnet ID

I am sure this is a fairly basic question, but the standard google searches have not told me what I am looking for. I have a restaurant that uses an ipad point of sale on a dedicated subnet id: 192....
4
votes
1answer
333 views

Cisco ASA IPsec tunnel QM FSM error

I am setting up Cisco 5585 ASA for IPsec tunnel with one of cloud company. we already have lots of tunnel for various cloud provider and life if good but recently this tunnel giving me hard time to ...

1
2 3 4 5
…
12