The tag has no wiki summary.

learn more… | top users | synonyms

3
votes
2answers
96 views

Site to Site VPN between CISCO 2921 and Sonicwall NSA 3600: NO_PROPOSAL_CHOSEN

I have CISCO 2921 and Sonicwall NSA 3600. I am trying to setup Site to site VPN. I am getting: Received notify. NO_PROPOSAL_CHOSEN in Sonicwall logs and the VPN is not setup. It looks like the ...
0
votes
1answer
41 views

Routing: why do I need to add an extra route in the 2nd router

Consider the following network ^^^. The virtual network setup in Azure: 10.10.0.0/16 with 1 subnet, 10.10.0.0/16 and a gateway subnet at 10.10.1.0/29. Azure knows how our network looks like, 2 ...
0
votes
0answers
34 views

Understanding exactly how vpn encryption works

We have a site to site vpn setup with a cyber roam cr35ing on one end (and 10mbps up/down dedicated line) and a sonicwall TZ215 on the other end (with 50mbps up/down). The main purpose of the tunnel ...
0
votes
0answers
16 views

using OSPF over PE-CE Links in VPNs

area0 area0 CE1----------PE1-----------PE2-------------CE2 N1 N2 CE1,CE2 are same customer edge routers. PE1,PE2 are provider Edge routers of ...
-2
votes
1answer
19 views

Migrating an Active Directory hub and spoke workplace to an Office 365 and a cloud AD solution

Hi Serverfault / Stack Exchange Community, I was looking for a few points of view on a solution that I am working on for a SMB to be more mobile that is about 40-50 people in size. They are ...
1
vote
1answer
58 views

Server 2008 r2 - 2 sites - setup?

I have 2 offices which are literally across the road from each other which I have 1 DC at in each office. We have setup a VPN site link between both DC's via RRAS. I have setup DFS-R and have got ...
0
votes
0answers
31 views

Juniper SSG Port Forwarding over a Site-to-Site VPN

Our company has severs in two locations -- our main office, and a colocation. We're getting ready to move one of our servers, a PBX, from our main office to our colocation for better service, but ...
1
vote
1answer
53 views

Azure backup VPN tunnel

Is it possible to set up a failover site to site VPN tunnel in Azure? I have one tunnel already established to local network "MyLocalNet". I want to set up a second tunnel with a different endpoint ...
0
votes
1answer
17 views

Quick mode negotiation failed - no policy configured - Windows 2008 R2?

I am establishing an IPSEC Tunnel from my office to Amazon Web Services VPC, using the windows 2008 R2 machine as the "customer gateway". I configured my machine using this guide here. However the ...
0
votes
1answer
23 views

routing between juniper NS Firewalls

we have site to site VPN between new york office Firewall (NS) and dublin client firewall. we have another office located in mumbai and configured site to site VPN between new york and mumbai office, ...
1
vote
2answers
69 views

Trying to join servers (on remote VPNed network) to Active Directory without forwarding all DNS queries over the tunnel

At our company, we have a coloc at a local datacenter (where we host our public Web Servers) and a Site-to-Site VPN set up between the coloc and our office. We would like to join the servers at the ...
0
votes
0answers
71 views

Site-to site Configuration between OpenSwan and Cisco ASA

I am making site-to-site vpn connection using amazon ec2 linux and cisco asa router ( please note i donot have access to router only configuration is provided.) CISCO ASA CONFIGURATION : ...
0
votes
1answer
42 views

IPSEC one way issue

We have a frustrating issue and I'm hoping someone here can see what I'm missing. We have a small hub and spoke network between 4 sites and a datacenter, each location connecting to each other ...
0
votes
0answers
119 views

subnet-to-subnet libreswan ipsec vpn

I'm configuring a "subnet to subnet VPN" between two Centos 7 server using libreswan. Each server has two nic as showed in the following image. I would allow secure communication between the subnets ...
0
votes
0answers
22 views

Watchguard BOVPN and new ISP

We are changing our Internet Circuit to a new ISP. During testing I have both circuits, plus a failover circuit connected to our WatchGuard XTM515 I can browse the Internet, and Ping via the new ...
0
votes
0answers
62 views

Site to Site VPN tunnel to private network

I'm looking for a little help with a network setup. I have a router which I will be using for routing network, this will be 10.0.100.1 and it will be connected to the internet with a public static ...
1
vote
3answers
120 views

Can I make a site-to-site VPN with a public IP on one side only?

I purchased two Cisco RV110W routers to create a site-to-site VPN between two offices. At the main office we have a static IP connected directly to the RV110W. The other office is an executive ...
1
vote
1answer
59 views

Server 2012 site-to-site VPN

Is it safe/viable to connect a Windows Server 2012 to a remote site's router by VPN? We have an existing "head office" that has a hardware VPN-capable router and a SBS 2011 Essentials DC. We have ...
2
votes
1answer
53 views

VPN for Video stream

I work at a digital TV broadcast company (cable), we have 2 head ends, one in the US and one in the Caribbean, we currently connect both sites with a cisco L2TPv3 pseudowire VPN between both sites, ...
0
votes
0answers
93 views

Connecting to Amazon VPC instance's public IP over hardware VPN

I'm trying to configure an AWS VPC with a public subnet and hardware VPN access, but I have a requirement that connections over the VPN must be able to connect to a particular EC2 instance using a ...
0
votes
1answer
172 views

Azure Site-to-Site VPN to Cyberoam cannot ping Azure VM from local VPN PC

I've set up Azure site-to-site VPN to Cyberoam following these instructions. The problem is that I can ping the local PC through the Azure VM but I cannot ping/access the shared folder/rdp of the VM ...
0
votes
0answers
81 views

IPSec tunnel between Cisco and openswan

We need to setup a site to site vpn connection and Our provider use Cisco system and we are planing to use openswan on centos (hosted on digitalocean). Our provider asking us following information. ...
0
votes
2answers
30 views

Windows 7 + Soniwall NSA3500 Site to site vpn

How can I configure the site-to-site VPN connection using Windows 7 on one side and Sonicwal NSA3500 on another side? I know how to configure the Sonicwall. I've basically done VPN configurations ...
0
votes
0answers
58 views

NAT and S2S VPN to Azure issue

I can connect to the VNet with on-premise WS2012 R2 RRAS S2S VPN connection successfully. The on-premise WS2012 R2 has two NICs, "External" and "Internal". "External" NIC is facing to a public IP ...
0
votes
2answers
95 views

Cisco Easy VPN - Port forwarding needed at remote end?

I was in the process of setting up a site-to-site ipsec vpn tunnel behind a mobile broadband router when i found out that i wasnt able to port forward on that network so i wont be able to use the ...
1
vote
1answer
129 views

VPN client acting as gateway for the rest of the LAN

To have a simple scenario, let's say we have: Office: Four computers running Debian and another computer running CentOS. HQs: A Debian running the VPN server which is located at the central HQs. ...
1
vote
1answer
165 views

RRAS Site-to-Site VPN Issues When Behind Edge Devices

I have two networks I would like to bridge using PPTP using Windows Server 2008 R2 on both ends. Network A is 10.150/16 subnet without DHCP available Network B is 192.168.150/24 subnet with DHCP ...
0
votes
1answer
223 views

Use Openswan / IPSec on Ubuntu server to connect to existing Openswan VPN - NAT broken

I have an existing Openswan VPN, all working fairly well with Windows, Mac and Phones. [Office 192.168.0.0/24]---[VPN A.B.C.D]----[Internet]---[Home Routers (NAT), Dynamic IPs]----[Workstations] Now ...
0
votes
0answers
70 views

OpenVPN Traceroute Issue

I have the following basic OpenVPN configuration: Datacenter Side: Subnet: 192.168.168/24 WAN->Router(192.168.168.1)->OpenVPN Server(192.168.168.200) Config File: port 1195 dev tun remote ...
0
votes
1answer
188 views

What are the VPN configuration requirements for site-to-site VPN with Azure?

I'm using a Cisco RV325, and I don't have access to any bigger/better routers. My understanding is that the RV325 should still support the necessary security protocols to connect to the Azure ...
0
votes
0answers
61 views

vpn in azure using IKE with sha256

I need to connect to a local network from a little company (mine), to a very big company, I created a virtual network and I could connect to them using a vpn, and everything was going great till they ...
1
vote
1answer
1k views

OpenVPN site to site VPN tunnel with Windows Server 2012 R2

This is my clients setup: Site A Site B 192.168.2.0/24 192.168.0.0/24 Client A1 --|-- Server A Server ...
0
votes
0answers
136 views

Include multiple sub-interfaces in Cisco ASA for VPN tunnel

I am trying to create a VPN tunnel between two Cisco ASAs where one ASA has multiple sub-interfaces. Say, In Cisco ASA 5550, I created multiple subinterfaces with VLAN ID as below: Inside, int0/1 : ...
0
votes
1answer
152 views

File copy problems in only 1 direction through IPSec inter-site VPN

i've a rather strange problem with 2 sites linked by an IPSec inter-site VPN and file transfert from a site to another. SYNOPSYS (tl;dr) : File transfert via smb/ftp/whatever through ipsec tunnel ...
1
vote
1answer
198 views

Routing Help Needed - Site to Site VPN

I have successfully established an IPsec Site-to-Site VPN tunnel between our On-Prem network (Gateway, Cisco RV220W) and Azure. However I am hitting a knowledge gap with regards to setting up the ...
1
vote
0answers
376 views

Configuring ASA 5510 for multiple port-forwarding using TCP-UDP service group

I'm currently trying to configure two different ASA 5510s to properly forward all ports used in h323 video conferencing to the proper video conferencing equipment setup on the internal network on each ...
0
votes
1answer
202 views

Tomato to OpenVPN Server on Ubuntu Server

I use OpenVPN on Ubuntu Server as VPN Server, and Viscosity successfully working with this client configuration: xxx.no-ip.org remote udp 1194 dev tun tls-client ca ca.crt cert cert.crt key key.key ...
1
vote
1answer
694 views

Connecting two AWS Regions: Why not use two Virtual Private Gateways?

I am attempting to connect two AWS regions. AWS's documentation suggests starting up an instance on both sides to run software IPSec (OpenSWAN or StrongSWAN), giving both instances an elastic IP and ...
0
votes
2answers
117 views

Would UDP over VPN eliminate packet loss?

I am receiving a MPTS UDP stream from a remote location and I am experiencing packet loss. I would like to know if there's any way to eliminate this packet loss while still using the UDP protocol? I ...
0
votes
0answers
120 views

How to make Forefront TMG build VPN site-to-site tunnel with reduced subnet

I am trying to implement a Site-to-Site VPN tunnel with a supplier. We are using Forefront TMG 2010 SP2 (Site A) and they are using Cisco ASA (Site B) I have complete access to SITE A, but no access ...
1
vote
1answer
1k views

Fortigate IPSEC VPN Issue

Have a challenging question here. We have a Fortigate 620B which we're trying to use to route some traffic over a VPN tunnel to a customer. We want the traffic to go out of our interface with one of ...
1
vote
1answer
798 views

IPSec Site-to-site VPN speed between Germany and China very poor

we have successfully setup a Site-to-site IPSec VPN connection between our two offices in Germany and China. Below are the characteristics of both sites, VPN and current speeds: Germany VPN Router ...
2
votes
0answers
44 views

IPsec - strange behavior

I have set up site-to-site ipsec connection between linux(debian) and mikrotik router. The tunnel is up linux configuration: config setup interfaces=%defaultroute keep_alive=60 ...
2
votes
1answer
183 views

Does a site-to-site IPSEC vpn need an always on connection?

Does a site-to-site IPSEC vpn needs an always on connection/tunnel with keepalives or is it possible to only encrypts packets when needed (when it matches a route or something like that)?
0
votes
0answers
71 views

Asterisk SIP calls between remote L2L VPN sites

I am running into an issue trying to set up another remote L2L VPN site with VoIP running SIP and Asterisk. Each remote Site (site 1 and site 2) Can talk to the Asterisk server and any phones on the ...
0
votes
0answers
82 views

VPN connection between EC2 instance and router from another subnet

We have a problem wile connecting to EC2 instance with Wi-Fi router. I had connected my office router to the EC2 instance via PPTP protocol. Everything is fine and my router's WAN interface got IP ...
2
votes
1answer
1k views

Azure Site-to-Site VPN with a Linux based router to bridge the VPN ports to a RRAS server while keeping NAT for other traffic

I am trying to get an Azure Site-to-Site VPN up and running using RRAS but require help configuring my router's iptables to bridge the VPN ports and protocols to the RRAS server without using NAT ...
0
votes
1answer
144 views

Site to site ssh tunnel

I have two virtual environment at different locations, and I want to set up site to site ssh tunnel for contact between those networks. I have configured the ssh tunnel on both sides with routes to ...
1
vote
1answer
211 views

Set-AzureVNetGatewayKey cmdlet does not exist in Azure PowerShell

Background I am attempting to link up multiple VNets with one another in Azure. To do this I am following this tutorial: VNet-to-VNet: Connecting Virtual Networks in Azure across Different Regions I ...
0
votes
0answers
164 views

Site-To-Site VPN: Remote Windows Server Can Ping But Can't Share Resources?

I have a site-to-site VPN tunnel between two MicroTik routers in two separate locations. Location A where the server is located is on the subnet 192.168.33.0 and Location B is 192.168.1.0. The VPN ...