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

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0
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2answers
51 views

iptables treating ssh and http requests differently

Here are the facts: server (IP 192.168.1.140) that runs openssh on port 22 and nginx on port 80 server sits behind firewall/router (IP 192.168.1.1) that has identical iptables rules for openssh and ...
0
votes
0answers
3 views

Routing/forwarding aren't working with quagga [partially]

I have the following design: [m1] eth1 10.10.1.1, cable m1m2 || [m1] eth2 10.10.2.1, cable m1m4 [m2] eth1 10.10.1.2, cable m1m2 || [m2] eth2 10.10.3.2, cable m2m3 [m3] eth1 10.10.3.4, ...
0
votes
1answer
162 views

pfSense on failover won't route with GW on a completely different subnet

I'm trying to install a pfSense with an IP failover (requirement from online.net) but I can't get the server to route the requests. Last time I got it working with the following commands: route ...
0
votes
0answers
39 views

Smart dns resolving and routing

I am running mac os x. The os has two network interfaces. LAN (restricted to be used only for intranet) and WIFI. As LAN is restricted, it blocks traffic like skype. The issue is, if I make WIFI ...
1
vote
2answers
939 views

Ubuntu Server, 2 Ethernet Devices, Same Gateway - Want to force internet traffic through 1 device (or at least allow it to work!)

I have a Ubuntu 10.04 Server with 2 ethernet devices, eth0 and eth1. eth0 has a static IP of 192.168.1.210 eth1 has a static IP if 192.168.1.211 The DHCP server (which also serves as the internet ...
3
votes
1answer
1k views

Windows Server 2008 R2 RAS VPN: access server on internal interface ip

short question: I'm usually a linux admin but need to setup a Win2k8 R2 server for a student project. The server is running as VM on a root server and has a public internet IP assigned. Additionally I ...
1
vote
0answers
25 views

Route two public (ISP assigned) subnets on 'outside' interface of Cisco ASA 5510

We've got a Cisco ASA 5510 that sits on our edge and acts as the PPPoE endpoint for a fibre connection. The fibre connection came with a static IP, which is assigned via PPPoE, and gets picked up by ...
0
votes
1answer
999 views

Allow access to printer between interfaces on Cisco ASA5510

I have a Cisco ASA5510 where we have to separate networks on two separate interfaces. The networks should have nothing to do with each other except that network B needs to access a printer on network ...
0
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0answers
17 views

VPN routed traffic, response goes outside of VPN?

Here's a weird one. Whenever I'm on a hotel network I tend to like to route all my traffic through my home network. Mainly since I'm not entirely sure all my passwords go through SSL all the time. ...
0
votes
2answers
1k views

How to route broadcast packets from machine with two network interfaces on same subnet

I run RHEL 5 and have two NICs on one machine connected to the same subnet: eth0 192.168.100.10 eth1 192.168.100.11 My application needs to receive and transmit UDP packets (both unicast ...
2
votes
2answers
1k views

Limiting interface bandwidth with tc under Linux

I have a linux router which has a 10GBe interface on the outside and bonded Gigabit ethernet interfaces on the inside. We have currently budget for 2GBit/s. If we exceed that rate by more than 5% ...
0
votes
0answers
47 views

xen routed networking maximum segment size

For a few days now we experience issues with xen in routed networking mode regarding the MTU and MSS values (xen 4.1, debian wheezy, ISP is Hetzner) (network-script 'network-route netdev=eth0') ...
-1
votes
0answers
23 views

3 network interface and 2 subnets (same ip) routing

System description 1 GNU/Linux Box with Arch Linux OS 3 network interfaces 1 for WAN network 2 for every LAN LAN2 and LAN3 description On every LAN we have 3 devices main 192.168.2.2, second ...
2
votes
2answers
105 views

ip route get recognizes address as anycast

# ip route get 1.2.3.4 anycast 1.2.3.4 dev eth0 src 5.6.7.8 and the question is how does it know the address is an anycast ? (which apparently is true). UPDATED: Present as anycast route: ...
2
votes
1answer
18 views

ASA Static Route over PPPoE interface

I have an ASA5505 with two PPPoE connections. I wish to add a static route to route just a single subnet over the new PPPoE connection, but the ASA does not seem to allow routing over interfaces ...
1
vote
0answers
21 views

trying to reach a port forwarded server from the subnet using the public IP not working

I set up a server which is connected to my router. The router forwards a port of my server. So when I scan that port using http://www.t1shopper.com/tools/port-scan/ I got: 188.143.126.14 is ...
0
votes
2answers
25 views

IPv6: “Destination unreachable: No route” Routing error?

I've got an IPv6 address added to a bridge (sysctl has been configured to enable forwarding). However whenever I try to ping an IPv6 host it fails with the following error: PING ...
-1
votes
0answers
27 views

Two Network Adapters, One Prevents Other's Connection [closed]

Digged up the forums but couldn't find the same issue, so here comes the question: My operating system is Windows XP. It has 2 network adapters. 1st: IP -> 10.54.88.55, Subnet -> 255.255.255.0, ...
0
votes
1answer
858 views

How to force certain traffic through GRE tunnel?

Here's what I do. Server (public internet is 222.x.x.x): echo 'net.ipv4.ip_forward=1' >> /etc/sysctl.conf sysctl -p iptunnel add gre1 mode gre local 222.x.x.x remote 115.x.x.x ttl 255 ...
1
vote
0answers
23 views

DNS does not route properly to WAN NIC when dnscrypt is used

I have a Windows 2003 server with AD integrated DNS. I'm trying to configure the server to make outgoing (forwarded) DNS requests through dnscrypt proxy instead of through the normal TCP/UDP 53. I ...
1
vote
1answer
18 views

Qdisc pfifo_fast in linux and IP Precedence

Im using a embedded Linux distribution for a router system. My goal is to prioritize some traffic with minimum delay. I have a WAN interface with a default pfifo_fast qdisc attached to it. I have read ...
0
votes
2answers
41 views

Assign IPs to programs/processes

I need to assign different IP addresses to different processes (mostly PHP & Ruby programs) running on my Linux server. They will be making queries to various servers, including the situation ...
3
votes
1answer
307 views

How do I route all traffic from clients connected to the DD-WRT to its OpenVPN tunnel tun0?

I am setting a secondary (DD-WRT) router to act as a OpenVPN client so that all clients would get VPN access simply by connecting to the router. But seems clients traffic is always routed via the main ...
-1
votes
0answers
17 views

OpenSwan VPN pings but other traffic fails

I'm setting up a VPN server using OpenSwan, to establish site to site VPN. Site A has the OpenSwan server, sitting behind the SOHO router (ports 500 and 4500 forwarded and default route to subnet B ...
0
votes
2answers
32 views

Windows Server 2012 NAT Routing won't route clients from subnet (multiple external ips)

I obviously have some knowledge gaps in routing maybe you can help me: My ISP has given me 8 external IPs but I have to route them myself. The first IP is issued via DHCP and the other 7 are fixed. ...
0
votes
1answer
23 views

windows route not followed

I add a route on the windows network like so: route -p add 46.137.226.16 mask 255.255.255.255 10.20.1.1 The goal is for traffic to 46.137.226.16 to be routed via the VPN/remote gateway on ...
-4
votes
0answers
22 views

EdgeRouter - signals blocked like ports not forwarded (but they are) [duplicate]

i've been configuring my edgerouter router, it get's the internet but the signals are still blocked, just like ports were not forwarded, what could be the problem, maybe something in my WAN_IN ...
0
votes
1answer
746 views

Routing multiple WAN subnet on a single interface SonicWall NSA 2400

In my current infrastructure I have the following setup : ISP LINK 1 (64.30.24.128/26) ----|X3--sonicwall--X0|----LAN (64.30.24.128/26) X0(LAN) is configured as Mode/IP Assignment: Transparent ...
5
votes
4answers
1k views

Openvpn, forward packets very slowly

I rebooted my server, and an odd issue just came out. I am running on ArchLinux, the clients are Ubuntu, Android and Mac. The problem is that accessing the internet via the clients is slow, about ...
1
vote
2answers
18 views

Can a cisco router execute a command itself?

I'm experiencing a problem with my Cisco router 1900 Series, the router sometimes stop routing packets, and when i log into it and show the running-config i see no ip routing executing ip routing ...
0
votes
1answer
31 views

Configuring Shorewall for routed OpenVPN

I have an Ubuntu server 14.04 machine that serves as a NAT router. The routing is achieved using Shorewall, mostly in line with this tutorial. The LAN has the subnet 10.0.0.0/24 On this machine I ...
-1
votes
1answer
12 views

OpenBSD configs to EdgeRouter

is it possible to transfter OpenBSD router configs, such as firewall settings, DHCP settings to EdgeRouter-Lite?
0
votes
1answer
21 views

Serve different domain requests to multiple servers (i.e. Apache/Node) all through port 80

What I'd really like to be able to do is run Node, and Apache (or maybe nginx) on the same Raspberry Pi (running Debian for Pi). In the way that apache can set up vhosts for multiple sites on the ...
-1
votes
0answers
34 views

Route public subnet to client over openVPN

I want to route a public /29 subnet over vpn to a client with a natted ipv4. After doing some research, I can't figure out to make that work. Maybe I was searching for the wrong terms, but it seems ...
1
vote
0answers
50 views

Route public subnet to client location

Due to the fact that my ISP introduced CGN/DSLite and I still need public IPv4 addresses, I was thinking about tunneling an unused /29 that I own from my server to my local Linux box. After doing ...
-1
votes
0answers
18 views

Dell Powerconnect 6200 management access via general mode ports?

I have a Dell PowerConnect 6248/6224P stack with several VLANs, and am trying to set up VLAN routing. I have one port dedicated to my management VLAN (99), but I would like to access it from another ...
0
votes
0answers
24 views

Windows 7 setup routing between 2 networks [migrated]

Situation: | access point | wi-fi | my machine | | 2-nd machine | | 192.168.1.1 | --------- | 192.168.1.37 | Ethernet | | Internet ---- ...
1
vote
2answers
97 views

Find interface for route to specific host

On a multihomed Linux machine, how can I find out what network interface will be used to send a packet to a specific host? I need to do this programmatically and I'd rather not parse and interpret the ...
5
votes
3answers
2k views

How broken is routing strategy that causes a martian packet (so far only) during tracepath?

I believe I've achieved a table that routes packets from and to eth1/192.168.3.x through 192.168.3.1, and packets from and to eth0/192.168.1.x through 192.168.1.1 (helpful source). Question: when ...
4
votes
4answers
175 views

Monitor an internet link to a remote host

I have a Debian Wheezy server running Xivo (let's call it A), this server has 2 interfaces: eth0 and eth1 . There is no default gateway and only a few servers are statically reached from A. eth0 has ...
0
votes
1answer
32 views

Cisco ASA 5510 Inter-interface routing

I'm trying to setup a Cisco 5510 to route traffic between the outside and inside interfaces where both belong to public IP subnets. Our ISP assigned us a single point-to-point IP (207.107.110.150/30) ...
0
votes
0answers
31 views

openvpn server for mobile access routing/bridging

I'm running a web server on an IPC and want to get access to the network with VPN, because the customer doesn't want to host his data directly on the internet. This web server runs a webapp, which ...
1
vote
1answer
2k views

pfSense routing between subnets behind OPT1 and LAN

pfSense short config summary: WAN interface is on a registered Internet block of addresses connected to ISP via fibre LAN interface has IP address 10.200.1.3/24 OPT1 interface has IP address ...
1
vote
1answer
683 views

Route IP from one vlan to another vlan in the same vrf of the same router

Can you route a IP (/32) from one vlan to another vlan in the same vrf of the same router ? Exemple: example_router#show version Cisco IOS Software, c7600s72033_rp Software ...
0
votes
0answers
26 views

Packets are not routed by iptables, how to debug

I'm using OpenStack and OVS. This is my case: From a remote host, I ping VM with IP A. Local gateway received the echo request, then send a packet with IP A and MAC address A' (based on a fixed ...
0
votes
0answers
20 views

Delete quagga/zebra route using ip route

I have a DHCP client running on eth0 and eth1. zebra routes show up automatically when these interfaces get a lease. This is the output of ip route: root@localhost:~# ip route default proto zebra ...
0
votes
1answer
58 views

Port forward remote desktop without a gateway over 3G modem router [closed]

I'm trying to connect from a laptop, through a VPN, and a 3G modem/router, to a remote PC / computer. PC (192.168.1.33) | 3G Modem (192.168.1.22) | [3G internet, connecting to VPN] | ...
0
votes
1answer
906 views

Trixbox CentOS Default GW Problem (Multi-homed server)

I'm having an issue with a CentOS trixbox server which is dual-homed (one private facing NIC [eth1], one internet-facing NIC [eth0]). I can't seem to get the default gateway to set properly to our ...
2
votes
1answer
2k views

Routing between two routers with static routes

I have a Draytek 3200 router and a pfsense rackmount router that I am trying to get to route to each other. I have a subnet on each router and a subnet for the link between, as shown here: As it ...
-1
votes
1answer
703 views

OpenVPN routing problem

Here is the problem: Server is on LAN A, client on LAN B. Client can ping server, including hosts on LAN A, but hosts on LAN B cant ping addresses from LAN A. Tracoroute shows that ping from LAN B ...