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

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0
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0answers
8 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
53 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
13 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
0answers
9 views

Receiving and forwarding mail on AWS EC2 (with Postfix)

I'm trying to configure my AWS EC2 instance to receive mail and forward it to another email address. My domain name is rogier.io and I want to be able to receive mail on example@rogier.io. I have ...
-1
votes
0answers
28 views

iptv set-top box cant route to the internet

I am trying to setup an iptv server. This server should run DHCP service, web server, and also a router. the linux box has 2 Physical NIC. Eth0 : (DHCP Service) : 192.168.98.100/32 ...
0
votes
1answer
56 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
43 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
70 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
30 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
24 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
71 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: ...
3
votes
0answers
107 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
26 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
109 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: ...
0
votes
0answers
32 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
27 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
22 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 ...
0
votes
0answers
13 views

Cloaked domain forward with directories

I need to forward somedomain-a.com to somedomain-b.com. I want the forward to be cloaked, so even though someone is at somedoamin-b.com from a forward, it will still say somedomain-a.com in the search ...
1
vote
0answers
84 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 ...
1
vote
1answer
106 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 ...
1
vote
0answers
23 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
68 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
95 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
77 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
122 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
50 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
82 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
74 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
182 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
106 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
31 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 ...
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
35 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 ...
0
votes
2answers
59 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"; ...
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
14 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
46 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
98 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 ...
0
votes
0answers
59 views

IP forwarding issue in SLES12

I'm triying to configure iptables in SLES12 in order to route packages between two machines. This is the scenario. I want to connect from A to C using iptables and ip forwarding on machine B ...
3
votes
0answers
73 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 ...
0
votes
0answers
86 views

How to correctly setup Shorewall on VPN server connecting VPN clients to server's local network and vice versa?

I'm having some problems with my network setup. It looks something like this: The goal was to create a VPN server inside the local network that will a) Allow VPN clients to access local network ...
0
votes
0answers
38 views

fix nginx forwarding slashes and get params

(Cross posted from stackoverflow...) I keep getting a strange issue on nginx right now. I have two nginx servers, one hosting content that I want to forward to the other server. The one that is doing ...
-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; ...
1
vote
2answers
67 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 ...
0
votes
1answer
89 views

networking port forwarding to ssh tunnel

I have a quick question regarding Linux port forwarding to an ssh tunnel. A ssh (reverse) tunnel connected to a web service on one machine is terminated on one machine, such that the service is ...
0
votes
1answer
42 views

IPTables forwarding no more connection

I have a VPS for protect windows server from DDOS so I have forwarding connection. The forward works great but I can't access to the internet with the VPS. Ping doesn't works and I can't update or ...
0
votes
1answer
380 views

BIND9 zone forwarding is not working at all. How can I troubleshoot?

I've read a lot of other ServerFault BIND9 DNS not forwarding questions and answers. Queries (using DiG) for FQDNs I expect to be forwarded respond as if the public internet has the authoritative ...
2
votes
1answer
3k views

Iptables udp port forwarding [duplicate]

I'm using latest debian relese and i need to do some port forwarding, but i dont know how.I have 2 stream sources coming to my server on the same udp port from 2 diferent ip-s 192.168.1.2:1003 via ...