Redirect a port to another one, used to access a computer from behind a firewall.

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0
votes
1answer
37 views

Masking a IP address using URL forwarding without frames and nginx [closed]

I currently have a domain, thelavender.net. Under this domain, I have two sub-domains, wiki.thelavender.net and jira.thelavender.net. These domains are being hosted on an Ubuntu Server VM running ...
0
votes
1answer
11 views

Accessing to a remote PostgreSQL server using port forwarding to another machine

I try to access to a Server_A on which PostgreSQL is running. This server is on a local network, that's why I have to forward port from Server_B which is accessible and in the same network. To access ...
0
votes
0answers
21 views

Forward connection from OpenStack VM to VPN client connected to another VM

The whole setup is a little bit complicated, but below is the rough layout (not very good at making these, hope it's not very confusing) : +---------+ +---------+ | | | Another | VPN Svc IP:...
0
votes
0answers
17 views

How to forward specific domain queries to different dns server using dnsmasq?

I want that all http requests on the browser be directed to my local apache server but direct some https queries like facebook.com to google's dns 8.8.8.8 using dnsmasq. I've already tried adding an ...
-1
votes
1answer
22 views

forwarding emails via postfix, smart routine to actively check that it works

I have a domain registered at namecheap and run my website on a digitalocean droplet. I have successfully set up email forwarding on the server with postfix, such that emails sent to name@example.com ...
-1
votes
1answer
44 views

Best way to forward whole ipv6 /64 subnet range to single address (on Linux, obv)? [duplicate]

I want to forward incoming connections to any address within an assigned ipv6 /64 subnet on a VPS. Obviously I can't add a billion individual address to the interface, but perhaps I could use a bogus ...
0
votes
0answers
24 views

Route/Forward specific traffic to Interface

I want to use a Rasperry Pi as (Wlan-)Router. The Access Point is working so far: I have an Accesspoint with wlan0 (ip 10.10.0.0/255.255.0.0) and wlan1 connected to the internet. Now I want to route ...
0
votes
1answer
41 views

Postfix: Alias from multiple adresses to one

I've installed a postfix/dovecot combination on my VPS the last days and everything works fine. Now I want to add mail forwarding, so that mails with a specific suffix, like this: youtube-account@...
0
votes
0answers
9 views

vhosts.conf, keeps forwarding evrything to my second server

I currently have two servers running on a shared IP. svr1.mydomain.com receives the request on port 80, then SHOULD route locally or forward to svr2.mydomain.com. the vhosts.conf below forwards both ...
0
votes
0answers
84 views

Forwarding UPnP, DLNA traffic via computer to server

I'm about to tear out what is left of my hair with this. I was able to finally see traffic coming through, but not working in full, when using socat but this setup is not ideal. The idea: I have a ...
0
votes
0answers
19 views

forward request from one tomcat to other tomcat

I know that what I'm asking can be processed with some webserver(apache/nginx), but in my scenario I can't install it. I've got one tomcat instance running on port 8080 and second on 9080. Only port ...
0
votes
1answer
62 views

Domain not pointing to server, redirecting from .in to .com

I ran into a weird situation. I have these two domains example.com and example.in. Earlier I had example.in forwarded to example.com. Now I want example.in to point to my VPS server. I changed the ...
2
votes
0answers
23 views

running or building docker results in net.ipv4.ip_forward being reset

this is on a rhel6 system (docker 1.7.1 from epel). basically, everytime i do a build or a run, i can see that the net.ipv4.ip_forward sysctl gets reset to 0 - which results in the container loosing ...
0
votes
1answer
59 views

LVS/IP_VS LoadBalancing Gateway [closed]

I'm trying to setup my 2-gateway configuration with loadbalacing with IP_VS kernel module. I need to loadbalance forwarding traffic to 2 nodes. I do: Setup ip_vs fwmark service and add 2nodes. On ...
-4
votes
2answers
55 views

Config to allow SQL Server to be connected through CloudFlare?

I have already known the risk of exposing SQL Server database on the Internet, but please look at my situation: I have two instances of SQL Server: production (default instance SQLEXPRESS) and dev (...
2
votes
1answer
114 views

HAProxy: Detect SSL connection contents and then decide to forward it or not

I would like to have a front end with HAProxy on port 443. This front end acts in the following way: It decrypts the contents of the connection and checks: 1- If the encrypted contents of the ...
1
vote
1answer
32 views

Apache forwarding to different private port

So I'm working with a fresh install of apache2 from the repos on Ubuntu 14.04.3. For unrelated reasons, the machine is already serving other things on port 80, so I want Apache to serve on a different ...
-2
votes
1answer
25 views

Cannot use browser on server PC [closed]

I have a (Delphi-Indy based) custom server running on a dedicated PC. It used to listen on port 80 but on later versions of Windows that port is already assigned, so now I use port 8080. My clients ...
0
votes
0answers
118 views

How can I forward UDP Multicast between two interfaces on Linux?

I have 3 Hosts (A,B,C), all with two network interfaces with, lets say, following ips: - A: - eth0 :192.168.0.2 - eth1: 10.0.1.1 - B: - eth0: 192.168.0.3 - eth1: 10.0.2.1 - C: - eth0: 192....
3
votes
0answers
266 views

How to reverse proxy https with lighttpd?

I want to forward (reverse proxy) requests to https://secure.mydomain.com(:443) to my internal (HTTPS-)WebServer on port 8443 using Lighttp. Environment-Infos: My WebServer is a Tomcat running on ...
0
votes
0answers
28 views

How to forward logs and offenses from solarwinds to another server

There are several solarwinds servers in my Network. I want to aggregate some important logs and status from all of these different servers in a third party log server. I'v just searched but I didn't ...
3
votes
1answer
190 views

How to forward traffic from tunnel interface to eth0

Network topology: Internet | | (eth0) IP: 202.xxx.xxx.xxx/255.255.255.0 A: Remote_Server(Debian) (tun0) IP: 10.10.1.1/255.255.255.0 | | (utun0) IP: 10.10.1.2/255.255....
0
votes
0answers
39 views

Apache block certain URI and URL access not matching exact condition

I have a domain vc1.domainname.com pointing to IP 1.2.3.4, port forward 8080 to 192.168.0.10 port 8080 vc2.domainname.com pointing to IP 1.2.3.4, port forward 8081 to 192.168.0.20 port 8080 I got ...
0
votes
2answers
30 views

Web server set up for load balancing and forwarding

We are working on a networked service, where all the functionality of our software is exposed via an in-house web-server. The company's clients connect to it via a browser, does their tasks, log out, ...
0
votes
0answers
24 views

Linux Iptables Nat with two gateway

I got a CentOS server in a DMZ that act as a DHCP and DNS server with the following network configuration: eth0 IP: 192.168.100.50 SN: 255.255.255.0 GW: 192.168.100.1 Now I added a seconde network ...
1
vote
0answers
107 views

delay on forwarding to exchange server

Our organisation hold emails on shared hosting. But some of them are forwarded to another provider to exchange server. For some reason we start getting delay on emails forwarded to exchange server. I ...
2
votes
1answer
175 views

How to do parallel queries to the upstream DNS using Unbound?

Can I configure Unbound as forwarder but that it alway send a query to ALL upstream DNS servers that I configure and take as valid reply the first in arrive? Such feature exist in nsmasq pfSense: ...
0
votes
0answers
28 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 192.168.0....
1
vote
0answers
26 views

Impossible to send events from more than one non-domain windows server (2008, 2003) to WinRM collector (windows 2012)

We have problem with non-domain servers using certificates. We created certificates (through CA), installed one on collector (with good CN), second on first source server, third on second source ...
1
vote
0answers
84 views

Is firewalld blocking return traffic?

I'm on Debian 7 trying to forward requests to other machines through firewalld and have the following setup: --HOSTNAME-- ----IP----- ------------Configuration------------- Firewall 192.168.0.2 ...
3
votes
3answers
97 views

Mail forwarding server [closed]

Is there any way I can "relay" mail traffic? To explain better, lets say the server that will relay the mail is 10.0.0.1, and the proper mail server containing the mail is Gmail, is there any way I ...
0
votes
0answers
98 views

CentOs 6 as Firewall, forward traffic from eth1 to eth0 -> destination host prohibited

I'm setting up Firewall with a CentOs 6.0 for testing. I'm doing this on two virtualmachines. First VM (Firewall) has 2 interface: eth0 - connected to NAT with 10.0.2.10, access to internet eth1 - ...
1
vote
2answers
173 views

How to merge usb0 and usb1 interfaces into one network?

I have a set-up with three devices, all running Ubuntu 14.04. The set up looks as follows: What I would like to have is a configuration in which both devices can connect to the internet but can ...
3
votes
1answer
59 views

Forward Nagios server state to a second server

Is there a way to forward the state of a Nagios server to a second Nagios server? I want to install a Nagios server which does the usual collecting of information about the machines and services on ...
1
vote
0answers
99 views

How to let nginx simply pass a request to a forwarding proxy server?

'm behind my corporate forwarding proxy. When I test my application locally, for some requests, I want to configure nginx to proxy_pass those requests to some external domain servers. below is my ...
0
votes
1answer
86 views

Will forwarding my abc.com url to www.abc.com break the mx records for '@' root?

I have a website, which uses cname for its www.abc.com hosting. I am also using zoho mail service, so the root '@' mx record points to the zoho servers. I want to use the cname for the "abc.com" ...
1
vote
2answers
233 views

Windows Server 2012 DNS forwarding

I have a problem while setting up DNS forwarding in Windows 2012 Server R2. The local network two AD servers running DNS servers at 192.168.0.10 (AD1) and 192.168.0.11 (AD2). Both DNSes have ...
0
votes
0answers
169 views

(solved -> bug) forward arp packets as vlan tagged arp packets

How can i forward arp packets as vlan tagged arp packets? e.g. arp packet (no vlan tag) -> eth1 -> eth2.1 -> arp packet (with vlan tag) With the following setup, the outgoing arp packets (on eth2.1) ...
0
votes
1answer
36 views

Sub-domain forwarding (unconditional/wildcard)

I would like to forward all requests for domain.net to domain.com. The forwarding works only for the top level URL, meaning the server redirects domain.net to domain.com. However, any and all sub-...
0
votes
0answers
33 views

Expert iptables Nat - Virtual interface ip address issue

I've been looking information related to this problem several days, I had no luck finding a concrete explanation. Explanation about this issue: With this command I redirect one ip to another ip in ...
2
votes
0answers
36 views

IP Forwarding Configurations [closed]

I am testing ip forwarding to recieve external connections from my computer at home. I did the following from my router settings: Turned off firewall of router and fedora, done forwarding settings, ...
1
vote
1answer
62 views

forwarding from internal to external network does not work

I have a Ubuntu 14.04 LTS server with two NICs. One is connected to the internal network (eth0, 192.168.4.0/24) and the other one is connected to a router with internet access (eth1, network 192.168.2....
0
votes
2answers
65 views

Purpose of a 'forwarder' option in a master zone

What is the purpose of setting a forwarders option in a master zone? In named.conf, it looks like this: zone "master.zone" { type master; file "zones/master/zone/master.zone"; key-...
0
votes
1answer
25 views

forwarding connections from firewalled local machine to firewalled remote machine

I need to forward internet traffic from a local machine to a remote machine, routing traffic through an intermediary SSH server on the way. The remote machine is firewalled and running a SOCKS5 proxy ...
0
votes
0answers
16 views

Cannot disable return path filter on recent linux

I used to be able to disable all kind of return path filtering by just setting all the conf/*/rp_filter variables to 0 (one year ago, more or less). Now with a recent kernel (4.1) I don't seem to be ...
0
votes
2answers
52 views

iptables forwarding ignored

I'm having an issue forwarding traffic from one interface to another. It seems my forwarding rules are not being respected. sysctl net.ipv4.ip_forward net.ipv4.ip_forward = 1 Here's how my IPtable ...
0
votes
1answer
111 views

Cant route traffic through OpenVPN on Debian 8

I have been trying to setup OpenVPN and have run into a bit of a hiccup, i have can't seem to route all my traffic through the server. I can connect to the server just fine but i can't seem to ping ...
3
votes
0answers
99 views

How to get the topology of a layer-2 switch network with the switches' forwarding tables?

Suppose I have a list of layer-2 switches that do not support LLDP (Link Layer Discovery Protocol) but support SNMP. I have the management IP addresses of these switches, but I don't know how they are ...
-1
votes
1answer
48 views

Scientific Linux 7 BIND not forwarding

I installed named-chroot and configured it for the internal network. Everything works great, but nothing gets forwarded. Here is my configuration: options { listen-on port 53 { 127.0.0.1; 192....
1
vote
2answers
68 views

Forwarding of a specific port

I tried forwarding a specific ip:port to a specific ip:port on a linux machine. I used iptables with the following command: iptables -t nat -A OUTPUT -p tcp -d 10.0.2.5 --dport 80 -j DNAT --to-...