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

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41 views

How can I add a static route via a remote server?

I have a remote (i.e., 3 hops away) hosted Linux VM, with some LXCs. Those LXCs have internal IPs 10.0.3.* The VM has IP forwarding enabled. From my Windows machine, I would like to ping the inner ...
0
votes
1answer
73 views

How can I connect my switch to my fibre connection?

Question We just got our ADSL line replaced with a Fibre optic line. Part of the Fibre-install included a Fibre panel (terminator?) and a Huawei switch. I'm not sure how to connect our existing ...
0
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2answers
41 views

Routing between the instances in AWS

I have two instances in the same VPC: Linux (172.31.25.177) and Windows (172.31.26.178). I opened all ports in the security group for both IP addresses and they can to connect to each other. Windows ...
0
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0answers
25 views

Accessing server via public IP gives Connection Refused [duplicate]

I recently fixed up an old PowerEdge 1850 at my workplace. I did a clean install of Ubuntu 14.04LTS Server, using XFCE4 as the desktop environment for remote access. Accessing it via it's local IP ...
2
votes
1answer
29 views

sonicwall specific wan ip assignment

We have a block of 6 usable IP address from our provider. I have configured the interfaces on the TZ205 router like this: X0 - LAN: 192.168.1.254 Static X1 - WAN: x.y.z.122 Static X2 - DMZ: in ...
0
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2answers
50 views

Successfully adding routes in an Ubuntu Server 12.04

I have a virtual machine on top of VMware on which I run Ubuntu Server 12.04. I have two network adapters configured for the virtual machine and my /etc/network/interfaces configuration looks like ...
1
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0answers
73 views

Routing public IP addresses to customers in a WISP setup

We have a fibre leaseline with a /29 range for our pfSense WAN port 61.179.145.40/29 So the WAN of our pfSense box is 61.179.145.42 with a gateway of 61.179.145.41. Our ISP has also routed ...
3
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0answers
127 views

pfSense Internal Traffic Policy Based Routing

What is the current and correct way to apply policy based routing to pfSense internal traffic (originating from the firewall itself)? Creating a floating rule with the WAN interfaces selected, ...
1
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1answer
25 views

BGP redistribute connected

I used the quagga package to learn BGP in my test Network. So i used the command redistribute connected that sends the Router UPDATE message as expected with all the links. However my task is to ...
0
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0answers
25 views

routing policy messed up in firewall

my Firewall is working weird, i checked my routing policies and i found some messy stuff i have joined my rule list below (executing "ip rule list " several time, waiting about 5 seconds between ...
1
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0answers
13 views

OpenVPN fail-over, keeping same IPs and certificates?

So I have a OpenVPN server (10.0.0.1), and several OpenVPN clients connecting to it. The server authenticates via certificates and keys generated by easy-rsa, and hands out a unique IP (10.0.x.1) and ...
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votes
1answer
194 views

3 routers with three subnets to connect with each other without conflicts [closed]

I have a network environment with three routers: router #1 uses 192.168.1.x (TP-LINK TL-WR340G using it as switch) router #2 uses 192.168.3.x (SonicWALL TZ200 using it as DHCP and VPN) router #3 ...
2
votes
0answers
47 views

Multi vlan internet access via Watchguard

i'm pretty new to network and routing so i would appreciate some tips on this. I have a firewall(watchguard x1250e), connecting to a switch(Nortel Baystack 5510) with multiple vlans for internet ...
1
vote
3answers
81 views

Open VPN Issue, servers can not route properly

I need some help on this issue. Basically I have a server which I have openvpn installed on. It is working fine and I am able to ping the server which I am connected to and can ping back. What I am ...
0
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0answers
24 views

Linux forwarding packets to remote destinations (not localy)

Network case: Source--Routers ... eth0=LINUX=eth1 ---- some routers.. -- Destination 2.2.2.2 10.0.0.1 192.168.0.1 1.1.1.1 and 1.1.1.0/24 via ...
0
votes
1answer
136 views

IPv6 Neighbor Discovery/Routing Failing for Kernel 3.10

Stupid mistakes led to all of this, read Update 5 I'm trying to setup a Linux Router (LXC, 3.10.0-123.el7.x86_64) with IPv6. The provider is Hetzner and I got 2 subnets, one /56 and a /64. They ...
1
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1answer
105 views

Openvpn: client can ping server, server cannot ping client

I have weird problem with openvpn setup between AWS and GoGrid datacenters. My network looks like this /----------------\ /----------------\ /------------------\ ...
0
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0answers
67 views

Routing to a secondary IP address on the same network interface

I am adding a secondary ip address to my eth0 NIC so that I can experiment with making the machine a router. On the router, ip addr show eth0 gives me: 3: eth0: ...
0
votes
1answer
68 views

How to add an static route on google compute engine

I am building a cluster in the Google Compute Engine and currently I need to add a static route to another machine in the same network, but something is going wrong and I get an error "RTNETLINK ...
0
votes
1answer
45 views

Routing between EC2 instances not coming through

I want to set up a VPN from one EC2 instance in a default VPC the other instances in the same VPC can use so I am doing some initial tests. I have 2 test instances running and they can ping each ...
0
votes
0answers
15 views

Disabled Routing and Remote Access

I have disabled Routing and Remote Acces in Windows small business server 2011 standard. Since that users are prompted to enter credentials each time they want to access to a shardrive or network. ...
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2answers
53 views

Setting up a Home (LAN) Network [closed]

I am trying to setup a basic home network to connect 5 computers. I do not need any internet connection. Ofcourse IP addresses should be either automatically assigned or i should assign them ...
0
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0answers
69 views

How to route traffic between tagged and untagged traffic on Juniper EX3300 switch?

I have 3 different subnets as below subnet1: 11.11.11.0/24 tagged with vid 1111 subnet2: 22.22.22.0/24 untagged subnet3: 33.33.33.0/24 tagged with vid 3333 now machines in subnet2 want to ...
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votes
2answers
124 views

can two nic have same subnet but different network? [closed]

Business case: A computer has eth0 and eth1 and eth0 address is 192.168.1.2 (static). The eth0 is used by a configuration software to configure the address of eth1 in the field. eth0 is only for ...
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votes
1answer
27 views

How to know MX record details of a subdomain or destination server to which emails are routed in a case co-existent of two service provider [closed]

In case of two co existent service email provider for one domain. How can i know the mx record of a destination server if I don't know the details of a subdomain. Are there any tools to detect the mx ...
0
votes
1answer
27 views

How to delete gateway from default routing table use systemd

There are two physical interfaces on my machine, both with DHCP, so my default routing table looks like this: Destination Gateway Genmask Flags Metric Ref Use Iface default ...
0
votes
1answer
108 views

dd-wrt DHCP forwarder is not working

all. I have a network which a Windows server is running RRAS(192.168.6.1) and another Windows server is running DC,DNS,DHCP server (192.168.6.2). I added a dd-wrt flashed router. The client connects ...
6
votes
0answers
305 views

Getting Squid and TPROXY with IPv6 working on CentOS 7

I'm having trouble getting TPROXY working with Squid and IPv6 on a CentOS 7 server. I was previously using a generic intercept setup with NAT, but it was limited to IPv4 only. I'm now expanding the ...
0
votes
1answer
239 views

Windows Azure: Open all ports to external world

I have tried all options from google. But it seems i'm missing something... I'm trying to open at least one port... But it just doesn't open it. iptables is empty, server is default python -m ...
0
votes
1answer
42 views

Server 2008 - 1st NIC's traffic stops when 2nd NIC is plugged in

I have a file server running Windows Server 2008 R2 with 2 NICs in the back. These are their configurations: Connection #1 Local Area Connection 10.1.37.6 255.255.255.0 [No Gateway] Connection #2 ...
1
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1answer
173 views

Reg Exp for URL in HAProxy

I'm trying to build a reg exp for haproxy that will match the second URL and direct it to a different acl than the first: mysite.com/path/ mysite.com/path/something_random The issue is that my ...
0
votes
2answers
63 views

2 Lans, 1 router, need to ping eachother ip [closed]

I have 2 LANs: LAN 1 192.168.2.1/24 LAN 2 192.168.3.1/24 I have a device on tLAN 2 with IP-address 192.168.3.61. My laptop is on LAN 1 with 192.168.2.100. My final goal is to ping the device like ...
0
votes
0answers
85 views

IPv6 VPN routing to IPv4 network

I have been trying to solve my problem to access an IPv6 network from an IPv4 VPN connection for two days now. My setup is as follows: Local Debian IPv4 server <-- OpenVPN --> Remote IPv4/IPv6 ...
0
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0answers
28 views

Route WAN traffic to router which is placed behind switch first

Would be possible to do the following as it is at image? I would like to send all traffic coming from internet to Router with FW first and then to the LAN. I thought this could be achieved by using ...
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votes
1answer
41 views

AD and DHCP in one server and have 2 diffrent network

I have two lans every one should use individual internet line : First is 10.10.10.0 255.255.254.0 topology: router connected to switches and have one sever connected to same switches server act ...
1
vote
0answers
746 views

How to get OpenVPN Client (Mikrotik RouterOS) <-> OpenVPN server (Debian/Linux) setup to work

I have some issues with making MT to work with OpenVPN server (Debian). I can make successfull connection to OVPN server, but traffic is not routed through OVPN server. Here is my configuration. ...
0
votes
2answers
110 views

windows server 2012 two NICS routing with RRAS

Windows server 2012, two Nics, only rras role installed. PC2 can ping anything at 192.168.2.xx by ip but not by name. PC2 in network Neighborhood has only itself and mserver but can access anything ...
0
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0answers
59 views

Azure VPN and On Site routing

Edit: I did cleaned up the question to focus on the main and more urgent problem to solve. I create a site to site VPN on Azure and connected it to a Virtual Machine hosted in our Server room in the ...
1
vote
1answer
37 views

How to route through intermediate VPN gateway?

Hello I'm not really system administrator nor network skilled so go easy on me. I'm trying to route through VPN on windows 7. I did add route -p ADD 10.165.0.0 MASK 255.255.0.0 10.124.16.2 METRIC ...
0
votes
0answers
51 views

Routing subnets per interface on a dual nic windows server

The server I'm working on has 2 NICs. C:\Windows\system32>route print =========================================================================== Interface List 20...00 50 56 ad 02 3b ...
2
votes
1answer
140 views

How to configure dual homed server in order for both network segments to communicate?

We want to add an additionnal network segment (LAN2) and need some machines on LAN1 to access ressources on LAN2. Some machines on LAN2 also need to access ressources on LAN1 and the WAN segment. ...
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votes
1answer
42 views

Routing inernal network

I know this is not the ideal or close to ideal network setup, but I have just setup a SBS 2008 server on a KVM/VPS and have encountered a networking issue. I know that the i will lose server feature ...
0
votes
2answers
109 views

Site to Site OpenVPN routing issue

I have a situation as described below: 1- I have 2 OpenVPN Server(Server A & Server B). 2- Clients connects to each server via VPN, no direct LAN's. 3- Server B connected as a VPN client to ...
0
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2answers
101 views

Mikrotik massively add static routes

I'm wondering of it is possible to add static routes to Mikrotik massively. For example, I have list of Facebook servers which I need to route and how can I add them in terminal by one or 2 commands ...
1
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0answers
83 views

IPv6 Ubuntu - Not routing IPv6 to LAN

I'm trying to routing my ISP IPv6 to my LAN. Everything seems ok but clients (on Win7, Ubuntu) not reaching any IPv6 network. Something is missing but idk what. Thanks. ISP Router <-> eth1 ...
2
votes
1answer
130 views

How to set up routes for IPSec VPN where VPN endpoint itself must be able to contact remote network

I have a situation identical to the question at IPSec VPN : Traffic not routing correctly (however I don't seem to be able to contact that user directly, nor can I place a comment on that question - ...
0
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0answers
27 views

Cant configure NAT in iptables

Есть два сервера с линукс. Первый выполняет роль роутера, он имеет два сетевых интерфейса, один из которых подключен к интернету, другой к локальной сети. Второй сервер подключен к локальной сети. ...
0
votes
0answers
15 views

IP Routing for VPN Failover on ASA - Did I miss anything? Is there another method?

To handle the 4x VPNs I plan to use the following scenario for Routing: Prefered Order for VPN connection: ISP1<-->ISP3 ISP1<-->ISP4 ISP2<-->ISP3 ISP2<-->ISP4 Example Site ...
0
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0answers
28 views

Why, on a linux router, clients can still connect even after the network adapter is down or the iptables routing is disabled?

I have a Linux machine which I use as a wireless VPN router. It has a very classic router setup, whose highlights are: openvpn to connect to the VPN, which is connected to eth0, and makes the tun0 ...
0
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3answers
2k views

When to use routable vs non-routable IP addresses [closed]

As I understand it, there are several "non-routable" IP ranges: class A reserved space 10.0.0.0/8 class B reserved space 172.16.0.0/12 class C reserved space 192.168.0.0/16 class E reserved for ...