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1
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3answers
41 views

Route Subnet to only access 1 IP address on different VLAN HP Procurve

I'm trying to route VLAN 300 which has a subnet 192.168.100.0/26 to only access 10.220.1.10 on VLAN 220 but struggling with the config. HP's documentation from what I can tell just wants me to enable ...
0
votes
0answers
8 views

Windows 7: Packets not going through [migrated]

I have a simple setup: A) A Windows 7 PC with a Wifi adapter and an ethernet connection. B) A raspberry Pi Wifi Access Point C) A router connected to the internet. A and B are connected via Wifi. ...
0
votes
0answers
33 views

Nanostation M5 Point to Point, SOHO Router IP Addressing

I have two sites both with Line of site from each other. Each of the two sites has a Draytek 2830 on site with an ADSL connection. I have a pair of Nanostations which I want to setup on the Ethernet ...
1
vote
0answers
61 views

How do I set up an ssh -w tunnel VPN between AWS VPC and a Linode?

I'm probably not going to use this for the long term, but I still want to know why this isn't working. I've set up a simple ssh tunnel from my Linode instance to one AWS EC2 instance within my VPC. ...
0
votes
2answers
62 views

Routing between 2 networks and 2 routers

I have a WatchGuard XTM33 and a Cisco ASA 5505, current network is running off of the Cisco and I want to eventually migrate over to the WatchGuard using new IP scheme. ASA 192.168.111.1/24 WG ...
0
votes
2answers
43 views

How to forward traffic to different nics based on source?

I'm a newbie to IPtables, but am looking to do send traffic to a specific card based on the source. Here's what I would like: eth0 - all traffic comes in on this NIC Depending on the source IP, I ...
1
vote
1answer
29 views

Ip-in-Ip tunnel not working — Packets not being decapsulated

I am trying to forward packets from HostA to HostB using ip-in-ip tunneling. While packets are reaching their destination, they are not being decapsulated by the receiving host, and thus being dropped ...
0
votes
0answers
26 views

Default gateway through static route

I want to forward all my trafic to a certain host on the internet, I'm not interested in any tunneling - I just want something like: route add -host x.x.x.x gw 10.0.0.1 route add default gw x.x.x.x ...
0
votes
1answer
34 views

Adding static routes to remote networks

Having: My local machine (A) A remote router (B) who knows a remote network/subnet (X) My local machine's is located at the default router's (C) subnet, who know the remote router (B), but has no ...
1
vote
0answers
153 views

Shorewall: DNAT to IPSEC tunnel zone not routing correctly

I have a ipsec tunnel working that gives access to a 192.168.4.0/24 lan. It is working fine and I can access hosts on the other side without problem: # from fw and lan hosts: # ping 192.168.4.44 PING ...
1
vote
1answer
990 views

ip route add works manually but throws “Error: an inet prefix is expected rather than …” when run via bash script

I'm trying to run a script that should add this route to a table 11: ip route add local 10.1.3.212 dev eth1 proto kernel scope host src 10.1.3.212 table 11 If I run this command manually, it is ...
0
votes
1answer
33 views

Network card with 2 ips, Application can only listen on 1 IP, want other IP routed

I run an ubuntu server. It has 1 NIC with 2 IP address. it looks like this: # The primary network interface auto eth0 iface eth0 inet static address 192.168.1.23 netmask 255.255.255.0 gateway ...
2
votes
1answer
148 views

OpenVPN redirect-gateway breaks other tunnels

This is my ifconfig setup: eth1 Link encap:Ethernet HWaddr 54:04:a6:49:99:16 inet addr:192.168.0.12 Bcast:192.168.0.255 Mask:255.255.255.0 inet6 addr: ...
0
votes
0answers
24 views

Want to route NFS response via an interface. What will the source ip of the packets being sent out?

The NFS server is listening on an interface for a new connection, once a new TCP connection is established the NFS operation is carried out. I'd like to send this NFS response via a different ...
0
votes
2answers
223 views

Linux router: ping responses going through the wrong interface

I have a Debian server acting as a router for a small network. It has 3 network interfaces, one LAN and 2 WANs (two different ISPs, let's call them A and B, each of them with a public static IP ...
1
vote
0answers
49 views

Inter VLAN Routing

I have VLAN 1 and VLAN 2 setup on HP ProCurve Switch, each linked to a different scope on DHCP server. VLAN1 = 10.220.0.0/23 VLAN2 = 10.210.0.0/21 I can't ping VLAN1 devices from VLAN2 and vice ...
1
vote
1answer
128 views

iptables rule to set source IP depending on local userid

I have two users, alpha (uid 500) and beta (uid 501), and two IP addresses assigned as eth0 and eth0:1. I would like all outgoing packets originated by processes started by user alpha to be marked ...
2
votes
1answer
376 views

How to route traffic from private network to openvpn subnet (and back)

I have a couple servers at Linode. I'm trying to set them up so I have a VPN into one of the machines and can then access all the other machines using the private linode network. Public access to ...
0
votes
0answers
97 views

vServer: Configuring single (/128) assigned IPv6 addresses for use as IP address pool for IPSEC (Strongswan) road warriors

I've a new (dev) vServer up and running. Unfortunately the provider only hands out single IPv6 addresses (not even /64 subnets). Now I am a bit confused how to achieve the following: I want to use ...
1
vote
2answers
313 views

Linux IP Alias not working - Amazon EC2

I can't seem to figure out this IP aliasing on Amazon EC2. I know it should be straight fwd though. In summary I have two questions (my scenario details follows after questions), in priority: How ...
-1
votes
1answer
55 views

how to 2 ip virtual in public dan private with forward to different destination

Here my case, Server 1 public IP in 1 box (eth0) -> 203.x.x.55/28 and 57/28 gw 203.x.x.49 private IP (eth1) -> 10.10.8.1 Server 2 private IP in 1 box (eth0) -> 10.10.8.5/24 and 7/24 gw 10.10.8.1 ...
-2
votes
1answer
306 views

Easiest routing solution for a typical firewall with WiFi routers setup - WAN-2-hops-away network

Suppose a local network connected to the internet via a single firewall router. Devices that connect directly (= using only layer 2 devices) to that router are: hosts WiFi routers providing the ...
2
votes
2answers
3k views

proxmox KVM routed network with multiple public IPs

I have a dedicated hosting with hetzner. Additionally i have bought a 6IP subnet. My main IP is: 148.111.111.200 My main subnet is: 255.255.255.224 My additional IPs are 148.222.222.1 to ...
1
vote
2answers
454 views

RDP to machine on network with different subnet

Our broadband router has just been changed and our network which was on 172.18.2.xxx is now 192.168.9.xxx. All is fine but I have one box which we used to RDP into and which has no screen mouse or ...
0
votes
1answer
35 views

How to use services secured by our gateway IP from clients outside our network?

I work for an organization that uses a managed host for App1 and a collection of apps, App2..N App1 is a web application, hosted on a linux webfarm by a large vendor - and it uses a forms-like ...
0
votes
1answer
27 views

sshd is not responding to requests from tun0

I am running CentOS 6. It is connected to OpenVPN with the following routes: Destination Gateway Genmask Flags Metric Ref Use Iface 100.207.0.0 0.0.0.0 ...
0
votes
1answer
265 views

Routing Strategy for Multiple VPCs on AWS

I am planning to setup multiple Virtual Private Clouds (VPC) on AWS. These VPCs will be located in different geos. Each VPC will have public as well as private instances. I need to incorporate an ...
0
votes
0answers
289 views

CentOS 6.4 routing with multiple gateways

I have a routing problem 3 interfaces on a router, CentOS 6.4 interfaces: provider x, eth4, ip xxx.xxx.13.xxx/21, gw xxx.xxx.8.1 provider y, eth1, ip yyy.yyy.yyy.yyy/24, gw yyy.yyy.yyy.1 eth3, ...
-1
votes
1answer
105 views

Can 2 IP's in the same network communicate with 2 different netmask

I need to expand a network really quick and don't have time or access to change the netmask of all devices. Can the following communicate? IP 1 - 192.168.10.10 mask 255.255.255.0 IP 2 - ...
0
votes
0answers
67 views

Route on Ubuntu server

I to all... I've a problem configuring Ubuntu server NIC. The situation: eth0 => ADSL 1 => 94.xxx.xxx.150 / 28 eth1 => Local Lan => 10.1.1.120 / 24 eth2 => ADSL 2 => ...
0
votes
0answers
96 views

Incoming http request routed to wrong ip address

I have the following configuration on an EC2 linux instance: eth0 Link encap:Ethernet HWaddr 12:31:3B:08:34:AA inet addr:10.x.x.x Bcast:10.x.x.x Mask:255.255.254.0 inet6 ...
-1
votes
3answers
739 views

want to Make software router having two nic cards using centos 6.4

I'm new on CentOS. I have a CentOS 6.4 system having 2 NIC cards. I want to setup a gateway so I can get internet from public ip over 1st nic card (eth1) and forward the network over 2nd nic card ...
-1
votes
2answers
126 views

Webserver Multiple Gateways

I have Ubuntu Server 12.04 I have 3 gateways on my lan 10.0.0.1 10.0.0.2 10.0.0.3 Ubuntu has 3 NICs eth0 10.0.0.60 gw 10.0.0.1 eth1 10.0.0.61 gw 10.0.0.2 eth2 10.0.0.62 gw 10.0.0.3 If a request ...
1
vote
2answers
109 views

Forward 192.168.1.x to 95.211.x.x

I want to forward an internal IP address to an external one. So here's what I do: echo 1 > /proc/sys/net/ipv4/ip_forward Then I use iptables: iptables -t nat -A PREROUTING -s 192.168.1.x -j ...
0
votes
1answer
298 views

IP-Route multiple IPs from one NIC to Hyper-V instances

I have one root server @ server4you, unfortunately, S4U doesn't allow Bridging, so I am stuck with a problem! I have 4 IPs mapped on one NIC and need to realise following configuration: XX.XX.XX.1 ...
1
vote
0answers
135 views

ip routing of multiple virtual IPs on one ethernet card

I am working on a live network of multiple boxes and routes with a long history of changes. I am trying to consolidate them with the minimum disruption. I'd like to get rid of some old routers and ...
1
vote
3answers
404 views

HP P4000 LeftHand Setup: Configure a VIP (Virtual IP)

I'm trying to setup a HP LeftHand Storage System (2x p4300) in our testlab. As I have no router (but only a Catalyst 2960-S switch) in the testlab: Is there a way to setup a VIP (Virtual IP) to ...
0
votes
3answers
13k views

Windows: Get the interface number of a NIC

I have the following problem: I have a server with a rather dynamic network configuration and need to configure routes on it with the IF parameter: route add ... mask ... ... if ? Is there a ...
0
votes
2answers
323 views

How to config two different ip and gateway on two different NIC

Sorry for my poor english in advance. I don't know how to config my adapters for this specific situation as i explain below. i have two NICs, one for web server and internet vpn and another for ...
2
votes
2answers
865 views

VLAN Traffic changing source when captured at firewall

1) HP Switch config below 2) Fortinet Policy in attached image Right now, we are a flat network of roughly 320 wireless devices, and about 100 wired devices. We have a FortiGate 300C firewall with a ...
-2
votes
1answer
47 views

cisco static router issue [closed]

I have emulated some routers under GNS. The problem is the following: The first router has (R1)192.168.1.1 ip address, the second router(R2) has 192.168.1.2 and 192.168.2.1 ip address and the third ...
1
vote
2answers
85 views

Is it possible to see the routing table at the gateway (next-hop) router?

Suppose the output of the "route -n" (on Red Hat/Debian) command is as follows: Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 a.b.c.d 0.0.0.0 ...
0
votes
1answer
442 views

Routing issue with multiple IP addresses on EC2 (VPC) host

We run a EC2 Ubuntu server acting as a STUN server for the NAT Traversal mechanism in my company's application. By the nature of the STUN protocol the server needs two IP public addresses. We hired ...
0
votes
1answer
135 views

Proper destination routing on same interface, same subnet but different gateway

How to make sure, on the same interface, to properly route traffic to the same subnet, based on availability of a gateway? e.g. 10.1.1.1/24 interface eth0/1 gateway 10.1.2.1 pref 10 metric 1 ...
2
votes
2answers
806 views

Can't reach network 192.168.100.0/24

In one of our data-centre we've a Debian machine acting as a router. From this network we cannot reach any of the machines found on 192.168.100.0/24 network. E.g The gateway on the 192.168.100.0/24 ...
0
votes
1answer
68 views

Routing table connected entries different than interface assigned IP address

I have a HP ProCurve A7102DL router which has eth1 and eth2 interfaces. I currently have eth1 set as my WAN and eth2 as my LAN side. My eth2 has three IP address assigned to it which are A.A.A.1, ...
0
votes
0answers
443 views

Active directory group policy for routing table

I installed openvpn client for restricted active directory test user. VPN connection is OK, but routes can't be added. Therefore, I have added a test user to "network configuration operators" group ...
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votes
1answer
147 views

how do i automatically add a new route to the routing table?

I'm looking at linking two networks with a long range Ethernet bridge. I know I can connect my two networks with a router, but my problem is how will my computers know where to send packets if I don't ...
8
votes
3answers
7k views

Is it possible to include switches in traceroute hops?

I was wondering if it's at all possible to make a Dell Powerconnect 2848 switch show when running internal traceroutes. This would help with diagnosing issues and make it far easier to see where ...
1
vote
0answers
169 views

Cisco 800, RFC1483 Routing, no nat, block public IPs

My issue. IP traffic to public IPs does not work. Traffic outbound works fine. Thus, I cannot access 91.x.x.162 from www. Thus no route for IP back to 91.x.x.162. The connection works in part as: ...