the process by which data packets on communication networks are forwarded into the direction of their ultimate destination by routers.

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Routing between L2 isolated ports

I am to deploy some managed switches for FTTB/FTTH and preparing configuration to introduce isolation between customers (by disabling L2 forwarding between client ports or using private VLANs). ...
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57 views

Zyxell USG200 NAT for local computer using wan address

My WAN public address is linked to the server with NAT. How can I set up the firewall to let all local computer use the same NAT rules for www.mypublicaddress.com address from INSIDE the network? I ...
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40 views

Routing issues between virtual web server and exchange server

So I've got a virtual web server running CentOS 6.3. Trying to build a mail application on a website that uses SMTP authentication on the (Windows) Exchange server but it keeps failing though the ...
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255 views

openvpn setup ping/routing fail

My problem is that after setting up VPN on a virtual machine (Ubuntu Linux) with that has an IP I cant ping anyone at all over the tun interface from the client. VPN Connection is however successful. ...
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286 views

RRAS and Static Routes for VPN

I've searched and searched and cannot find an answer (that I can understand). Here's my situation: I've got an office network using IP addresses like 192.168.1.1-255 and a home network using the same ...
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179 views

Linux as gateway with VLANs failing for local network

We have a private VLAN being routed out from a host connected both to it and to our public network. Hosts on the private VLAN have the private IP address of the gateway host (10.2.2.82) set as their ...
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252 views

Linux IPVS in DR mode: VIP unreachable for director

I use direct routing mode. How do I make the loadbalanced service available to the director (DIR) using the virtual service ip (VIP)? When I try to connect from DIR to the VIP, Linux (3.2.0) sees ...
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134 views

Wireless Bridging two Sonicwall Firewalls

We have two sites (essentially two small buildings side by side but we are unable to run CAT5 cable between them) which are currently linked via a wireless bridge. We will be splitting the sites so ...
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100 views

Linux iptables NAT

So I need to setup a server that servers a NAT server for IPMI network xxx.xxx.xxx.xxx = external IP(internet IP) aaa.aaa.aaa.aaa = internal IP A bbb.bbb.bbb.bbb = internal IP B User 1 -> xxx....
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3k views

Setting up Windows Server 2012 Foundation to route all Internet traffic through an OpenVPN connection using RRAS

First of all I'm not (yet) a fully trained IT professional but just a college student so please forgive me if some of the things I'm about to ask might seem "stupid" because the answers are totally ...
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88 views

Smartphone conflicting with LAN?

Recently, I've been having sporadic problems with internet connection on some computers. It turns out that an IPhone, when connected to the wlan, was causing this. These computers with Internet ...
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43 views

Redirecting OpenVPN Server routes towards other VPNs to clients

I have an openVPN Server that share a network in tun mode, the main network that it share is on the class : 192.40.190.0/24 . The config file that I have on the Server is like the following : local ...
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3k views

OpenWrt on TL-WR1043ND - VLAN to VLAN communication

I have this network configuration at home: 3G Wifi router - for access to internet, 192.168.1.0 subnet Router TP-Link TL-WR1043ND - OpenWRT (12.09), 192.168.2.0 subnet, connected wirelessly via "...
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512 views

Using iptables to route all internal data to tun0 from eth0

Looking for a few answers ;) I'm running Zentyal on a gateway. The gateway is also an OpenVPN client, to a server I run out of another country. Interfaces are thus : External : eth1 (dhcp from the ...
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1k views

RRAS PPTP VPN Connected but not get ping my local LAN

Two days back i had configure RRAS VPN server on Windows server 2008 Std R2 with two (LAN (192.168.100.173 with 255.255.255.0 subnet, without gateway,no DNS -- only ip Address was there) / WAN (...
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433 views

Server routing and vtun on Ubuntu Server

I have an Ubuntu 12.04 LTE virtual server, kernel 2.6.32, and a VPN with vtun running. In the VPN, the server is 6.6.6.6, and the two clients are 6.6.6.29 and 6.6.6.35. If I ping 6.6.6.6 from any ...
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827 views

OpenVPN Client-specific routing when using username/password authentication

So I have an openvpn running on a debian machine and I have set it up to work with PAM authentication via the pam module AND NOT the provided example script. However, requirements changed and now I ...
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120 views

NAT Public ip to that many number of pvt ip

i have a Linux box with two interfaces one with ip 10.10.18.2 and other with ip 192.168.1.2,192.168.1.3 aliased. A xen host is connected with ip 10.10.18.3 and gateway 10.10.18.2 to this through a ...
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2k views

How to enable source-based policy routing with pfsense

I'm trying to setup pfsense to use WAN1 for all LAN traffic except when a computer has been added to an alias I labeled "PRIORITY". Those computers use WAN2. On the firewall rules, I set a LAN rule ...
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322 views

OpenVPN routing without affecting host routing table

I have a Linux OpenVPN server with two clients, A and B. I've set these up with client-to-client so they can talk to each other. I want to make client A to be the default route for client B so that B ...
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445 views

Clear OS Community and packet time out in client machines only

I am having Clear OS Community Edition running as router with 2 network interfaces. Interface eth0 is connected to LAN with ip 192.168.122.2 and interface eth0 with ip 192.168.2.2 is having internet ...
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159 views

No external src ip in log files (my router ip appears instead)

I recently retired my workhorse WRT54G router/AP in favor of a Linksys EA2700. Since then, all inbound traffic (bound to an Ubuntu 10.02 box running LAMP)logged to Syslog, Apache's error and access ...
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74 views

Precenting ISP IP leakage using VPN gateway service

I read a post here on serverfault detaling a procedure to re-route gateway traffic to a fake gateway to prevent ISP IP leakage if VPN dropps. My questions to adapt this prcedure to my specific needs ...
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175 views

Configuring linux gateway to forward packets

I have a windows box with a wireless card (ip 10.10.96.22) configured with a default gateway of 10.10.96.21/24 (this is my linux laptop's wireless ip). From the Windows box I can ping my linux laptop ...
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135 views

AP Clients not pingable from outside

Here's a rough scheme of my network: - http://i.stack.imgur.com/zrlJJ.png The network is divided into VLANs. The linksys device is connected to a VLAN20 access port. Clients 4, 3, 2 ping the rest of ...
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297 views

503 Error After Microsoft Request Routing Is Installed - 32 bit 64 bit madness

I have a requirement to install the Microsoft Request Routing component for IIS 7.5 running on a Windows 2008 R2 SP1 64Bit machine. After installing Microsoft Request Routing via the Web Platform ...
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210 views

Advertise iBGP learned routes to sub-AS confederation peer

I am having a difficult time figuring out one of the fundamental rules of iBGP, eBGP, and confederations. Consider the following routers which are all in the same Autonomous System (AS) r1 == r2 =...
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494 views

Checkpoint NGX FW1 Routing Between Networks

We have an old Checkpoint NGX FW1 firewall which we have to maintain. For the most part we leave it alone and it just chuggs away and works. The person who originally set it up left years ago and we'...
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91 views

Divert TCP connection

I am trying to divert a TCP connection. Given a client (C) which is connected to a router R and two servers (S1 and S2) are connected to the router, C initially connects to S1. I am trying to write an ...
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86 views

shorewall prevents routing from protected zone entities to other protected zone entities

I'm using shorewall as the firewall and gateway for a production site. The site also has a couple of VPNs running into it that are hosted on a different server on the same site (in the protected zone)....
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454 views

OpenVPN not routing on DD-WRT

The problem is pretty easy to explain, basically I have 2 tunnels open on the server. 1 tunnel goes to our main office so I can manage the company servers. Another tunnel goes to our branch office ...
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666 views

Where is HP Procurve route type “ICMP” coming from?

I've got the following test network: Architecture: edge_a: 192.168.e.1 [edge vlan] (edge switch, no acl) [admin vlan] 192.168.m.1/24 core: 192.168.m.2/24 [admin vlan] (core router, yes acl) [...
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109 views

IIS7.5 non-http port routing

I am trying to use IIS7.5 as a way to route to vnc on different servers or virtual servers. I cant get http to work but not non-http protocols like VNC, telnet, etc. Is there a way to do that? ...
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130 views

reconfigure vpn from cisco to juniper

Right now I have a vpn from a cisco router (ASA 5505) with a network 192.168.1.0/24 connectiong to a Juniper firewall (SSG-520) with a network 192.168.100.16/28. I want to reconfigure the subnet on ...
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324 views

Exchange 2010 org subdomain mail routing fail

I have a central setup with EX2010 and with a separate system as an edge transport, serving email addresses for aa.domain.com and domain.com. For some reason, this means I am unable to send email to ...
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865 views

How to use Ubuntu PPTPD as Gateway?

I just set up Poptop on our Ubuntu 10.04 server so we could use it as a VPN. I can connect to the LAN through PPTP but I can't use it a gateway (I needed to uncheck the "use default gateway on remote ...
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23 views

Can IPv6 connectivity between countries be unreliable?

I’m setting up IPv6 on my existing VPS and backup server. The VPS is located in Fremont on Linode, and the backup server is located in New Zealand. I have several VPSs within the Fremont data center. ...
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14 views

VPN tunnel via nas (synology) - how to route

I have two NAS (Synology) at two different locations, there is a PPTP tunnel between them. I also want to use the tunnel now for my other clients to connect to a server. Bridging the all of the ...
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11 views

Route to VM sub network

I have a problem routing the fraffic to my Hyper-v Vms. I have an hyper-V server in an private network environnement (deployed in a Vmware lab infrastructure) together with other Windows machines. I ...
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14 views

iptables / routing - need to direct packets through a particular interface with frequent disconnects and default gateway changes

First and foremost, I did read this question iptables - Target to route packet to specific interface? and did my best to google, but so far can't figure out the solution. Problem: A linux machine (...
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29 views

openvpn: How to not use VPN for domains with multiple IP addresses

I want to route around openvpn for a specific domain. I have tried: allow-pull-fqdn route specificdomain.com 255.255.255.255 net_gateway But this simply does a DNS lookup of the domain and adds ...
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26 views

How to assign ipv6 to my kvm guests route mode

Do you know how assign ipv6 global addresses to my KVM Guests?My ISP provider advertise an ipv6 prefix /64.I use libvirtd an here is configuration. When i restart virbr0 cant communicate with local ...
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34 views

How to do Multi WAN routing based on latency/distance to the target IP

I have two different internet connections available (DSL & LTE), and I'm building a router to "combine" those. What I would like to achieve: The routing should happen based on the latency or ...
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34 views

Cannot ping wan gateway from cisco router

We recently had a new Ethernet connection installed and were given the WAN IP address, subnet mask and gateway needed for the connection e.g. IP 1.2.3.50 MASK /30 GW 1.2.3.49 When I put ...
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16 views

OpenWrt - connecting WLAN and LAN at network level 3

I have a Linksys WRT54GL router with OpenWrt installed. I would like to create two independent networks, each with its own DHCP server: one WLAN and one regular LAN using the switch ports. My /etc/...
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12 views

Route between E1 devices

I have this topology and I need to configure routing between my CISCO 2911 routers to connect my devices, that are using E1 without any timeslots separation.
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19 views

Can't route external traffic on OS X guest via bridged interface

I am running OS X 10.11 host system and OS X 10.10 guest under VMware Fusion 8. On the VM I have two adapters: one is bridged and the other is NAT. In my configuration en0 is NAT and en1 is bridged. ...
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18 views

Ubuntu 14.04 VPN metrics

I have been using VPN on Windows server 2008 R2 daily. The problem came when I manually installed Ubuntu on my notebook (Ubuntu 14.04). It prefers first connected network interface if IP ranges are ...
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34 views

Ubuntu 16.04 LXD No any communication between guests and master

Welcome. I had a little problem with my LXD server. On my master I have some guests systems (ubuntu 16.04 image), all of them are bridged to master and are in my local subnet at home, and have an ...
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21 views

SAVE default scope global nexthop in CENTOS 7

I have two internet connections from two different ISPs and I need to balance & failover the traffic originating to and from my network between the two ISPs. My settings: FIRST ISP (eno1): 152....