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0
votes
1answer
777 views

Setting up a bind forwarder, except for a domain

I'm trying to setup a local bind DNS server (first time dealing with DNS servers, know a bit about records) that: Routes *.internal, *.*.internal to itself (preferably any combination of ...
2
votes
1answer
121 views

allowing forwarding on a root server, security risk?

Having a root server without iptables rules (I know this is not good, it's just temporary tho in my case), and having configuration like this (for VPN reason): echo 1 > ...
0
votes
2answers
211 views

iodine and bind on same server

I have recently setup a server running ubuntu server 12.04. I bought a domain, example.com, and have registered nameservers ns1.example.com and ns2.example.com. Both point towards my server running ...
0
votes
1answer
69 views

Two Nics, one direct connection and forwarding

I'm designing a system with a Server PC with two nics running Centos 6 and a Sensor Device which runs a web server. The Sensor Device is connected directly to one of the nics of the Server PC. All ...
-3
votes
1answer
27 views

After including DNS forwarder, not possibility to send email to the “forwarded domain”

I have a client non trusted domain, let say "domainA.com", I manage it with System Center 2012 installed in my company internal domain (let say domainB.lan). I have added forwarders in my dns to be ...
0
votes
2answers
364 views

Use lighttpd to access a website over a proxy

this is going to be my very first question. At our company we are using Squid as a proxy between our intranet and the internet. Now we have the need that a software package can't handle a proxy ...
2
votes
1answer
2k views

iptables FORWARD port to internal server

I've been struggling with a FORWARD policy that isn't working the way I'd like, and I can't figure out what is causing the session to fail. I hope someone can help. My goal is to forward port 3000 ...
0
votes
1answer
60 views

How to forward emails from a domain to 2 different servers?

I am not sure the title describes my problem properly, so let me explain. I have a domain called example.com. I have currently set it up for email services from Microsoft Live domains. I have done ...
-1
votes
1answer
73 views

Copy Admin on All Emails To/From Specific Outside Email Address [Google Apps (GAM API)]

We use a fax-through-email service and I would like to keep track of our employees' usage of it. We use Google Apps for Business and I have installed/configured GAM API for the more advanced ...
0
votes
1answer
354 views

How can I configure Postfix to ignore relayhost when forwarding mail?

How can I configure Postfix to ignore relayhost when forwarding mail? I currently use the relayhost to send all outgoing email via an external SMTP service : # /etc/postfix/main.cf relayhost = ...
0
votes
1answer
286 views

redirect traffic from 2 Ubuntu external NICs to specific internal hosts

I am having problems redirecting incoming traffic to 2 external facing interfaces on my Ubuntu 12.10 server to 2 separate internal hosts. I am able to redirect incoming traffic on my eth0 just fine to ...
0
votes
1answer
82 views

Whats wrong with my iptables?

Problem I cannot get requests to my server on port 80 to redirect to my client on port 8080 Server I am using a CentOS 6.3 VM as the server, the client is an Arduino Server eth0 - 172.16.145.139 ...
1
vote
2answers
528 views

nginx: redirecting only 'www' subdomain to main domain?

Update: April 20th 2013, Still no solution found, please help Looking at my nginx config, the only like that could be the culprit is this: server { listen 80; listen [::]:80 ...
1
vote
3answers
6k views

Difference between routing and forwarding table

What is the difference between forwarding and routing tables?
0
votes
1answer
374 views

How to configure iptables rules for connecting 2 eth to the net (forwarding & masquerading)

need some help on configuring iptables rule for forwarding and masquerading Given I have these configuration: switch1 ---- (eth1) ----- router ---- (eth2) ----- switch2 ...
0
votes
1answer
1k views

preventing “invalid security certificate” (ssl_error_bad_cert_domain) when using a subdomain forwarded to a dynamic dns domain name

I've been looking around in Google and so far have not found a page that addresses my situation, which is weird because I'm sure it's been attempted thousands, if not millions, of times before. I ...
0
votes
2answers
192 views

Apache2 mixing forward and reverse proxy

I upgraded apache2, which behaves different now. I want to mix a forward proxy, only accessable from the intranet and a reverse proxy which should be accessable from the internet. What happens is ...
0
votes
2answers
249 views

Accessing website from two ports - Apache config

I have a website setup and want to be able to access the same site from two different ports. Does anybody know how I would do this? For example, I want to be able to access exactly the same at ...
1
vote
1answer
80 views

Junos Routes - Route Specificity vs Protocol

I am trying to load balance a router to send traffic over two uplinks (with equal capacity). I generated static routes for every /8 on the internet (for ipv4) and plugged it in. Unfortunately it does ...
0
votes
0answers
78 views

Multiple Ports Forwards, Most Working, but Not All?

So I have this ASA5505 setup and pretty much everything works, except a couple key port forwards. Can anybody spot ANY reason why SOME port forwarding would not work? Specifically I know the 50000 ...
0
votes
2answers
109 views

IP:PORT redirection software?

i'm looking for a way to redirect traffic to an other ip on a certain port. Been able to do this with iptables on linux and netsh on windows but in both cases the client gets the ip address of the ...
0
votes
3answers
299 views

iptables FORWARD 80 to 8080, no direct access on 8080

iptables -A INPUT -p tcp -m multiport --dports 80,443,8080,8181 -m state --state NEW -m limit --limit 50/minute --limit-burst 200 -j ACCEPT iptables -A INPUT -p tcp -m multiport --dports ...
0
votes
2answers
187 views

Forward all email to another user in Exchange 2010

I am trying to forward emails for a user who has left our organisation to another user, but I cannot find how to do it. We have recently upgraded to Exchange 2010 (from 2003), which now runs on a ...
1
vote
1answer
482 views

Server 2012 DNS forwarding - core.company.com

Folks: I'm moving from an old SBS2003 network to Server 2012, and thought I'd take the opportunity to have a spring clean by creating an entirely new AD. My old domain was mycompany.local, however it ...
1
vote
0answers
82 views

forward a specific port from linux server (ubuntu) through firewall server (ubuntu)

I'm doing the following: % autossh -i YYY.pem XXX@SERVER -N -R 90:localhost:9000 -o ServerAliveInterval=30 to forward a server port from the local machine to the public machine. But connections ...
2
votes
1answer
493 views

Can't connect to instance via floating IPs, not natting/forwarding properly

I'm having trouble getting floating IPs to work properly on my OpenStack setup. It looks like the controller node (running nova-network) isn't forwarding the traffic to the instances. I've got a ...
0
votes
1answer
188 views

bind forward different domain to different ns

Recently I've started a bind9 NS host for the internal network of my school, providing a "CLEAN" NS Server. I want to forward almost all traffic to NS provided by ISP, but forward a few other domains ...
1
vote
0answers
111 views

AWS IP Forwarding

I have an Elastic IP on AWS that I want to forward to a Public IP outside of AWS. Any ideas how I could accomplish this?
0
votes
1answer
591 views

iptables forwarding port to internal IP

I'm using OpenVPN on a VPS which I want to forward incoming port 7999 from the external IP 198.23.248.150 to the internal IP 10.1.10.2 using iptables. I cannot seem to get the syntax correct and I ...
2
votes
1answer
418 views

can't find a way to forward in iptables for specific mac address

I use a linux Centos 6.3 as an Internet gateway with NAT. I want to allow a specific host to have access to Internet, but I don't want to use its IP address since it may get a new IP address from the ...
0
votes
1answer
501 views

Reverse proxy for SSH/HTTPS on same port (443) [closed]

I have an unusual problem. My home server environment has only one static IP. It has a web server that I would like to serve HTTP and HTTPS. However, most of the external networks I connect to it from ...
0
votes
1answer
236 views

Running an email server on a VPN client, wanting traffic passed through for smtp, pop3,imap etc from vpn server.

I have a home broadband network which I also run an email server. As my provider won't give me a fixed ip address, and most servers refuse to accept smtp mail from dynamic ip ranges, I felt the simple ...
0
votes
1answer
386 views

Apache reverse proxy forwarding https header

I have successfully installed reverse proxy on Apache. It works like a charm. I'm using it to proxy https request to http. My problem is that I need to forward variable SERVER_HTTPS to my end server, ...
-1
votes
1answer
1k views

How to redirect http request to a different URL with nginx?

I need to redirect following URL: http://www.example.com/product/product-name/1234 to http://www.example.com/details/product.jsp?pid=1234 Can somebody help me on this? We are using nginx 1.1.19. ...
0
votes
2answers
49 views

Domain that redirect to a port

I've got two domains that are connected to one server (same IP). I want to domain1.example.com redirect to 1.2.3.4:12345 and domain2.example.com redirect to 1.2.3.4:12346. How can I do that? I can't ...
1
vote
1answer
190 views

Make device accessible outside firewall with OpenVPN

I have an OpenVPN server and a few clients already configured. The server allocates IP addresses in the 10.9.9.1-254 range. One of these clients, "J", is allocated 10.9.9.24 on the VPN and 10.0.27.9 ...
2
votes
2answers
2k views

How to test DNS Forwarders without disconnecting the Primary DNS Server?

I have two domain controllers in my domain in remote offices (Europe and China) and two domain controllers in the US, 4 in total. We had a network outage in our US office a few weeks back and during ...
0
votes
1answer
2k views

Forward mails based on sender email address and subject directly on Exchange 2007

I go the task to forward mails directly on the Exchange 2007 Server. The emails come from an external sender (is always the same) and depending on the subject the emails should be forwarded to two ...
1
vote
1answer
1k views

how to solve the error: “ssh_exchange_identification: connection closed by remote host”

I have been researching for hours and still unable to solve my problem. This error "ssh_exchange_identification: Connection closed by remote host" has many proposed solutions but none seem to solve ...
0
votes
2answers
2k views

How to forward a TCP/UDP broadcast to another VLAN on a Cisco switch?

I have client software which sends out a broadcast on some TCP and UDP port numbers. The broadcast it sends out is designed to look for the server. But the server is sitting on another VLAN so the ...
0
votes
1answer
2k views

How to route/forward/connect incoming SIP call through other SIP provider to a phone number?

I have 2 VOIP SIP accounts. One is for a landline (incoming). The other should be purely outgoing and allows for calls to my mobile phone. Basically I want to connect the landline to my mobile phone. ...
2
votes
0answers
227 views

Manual Multicast forwarding with Linux router

I have a Linux router (Ubuntu). It is working well with unicast but with multicast routing/forwarding I have some trouble. The problem is that my hosts do not send igmp/mld messages thus the router ...
1
vote
1answer
251 views

port forwarding to access services on servers behind NAT

I have some security camera systems in different locations, each location does have internet, the ISP is NATing all the IPs so theres no way to open ports to my systems. My solution was to rent a VPS ...
0
votes
1answer
583 views

Squid - Selective reverse proxy and forward proxy

I'd like to setup a squid instance to do selective reverse proxy for a configured list of URLs whilst acting as a normal forward proxy for everything else. We are building new infrastructure, ...
2
votes
1answer
655 views

Forwarding tables and longest prefix matching rule

Just out of curiosity, let's say I have a forwarding table in an IP router that looks like this: 134.50.56.0/22 Interface 4 134.50.60.0/22 Interface 3 192.53.40.0/23 Interface 2 default ...
0
votes
2answers
478 views

DNS forwarders limitations

My question is very simple (maybe a tad too simple), but I will try and phrase it in a way to hopefully assist future visitors. I have just set up (successfully I hope) a DNS server at with some name ...
0
votes
1answer
161 views

IPv6 routing to another interface

I'm trying to get an IPv6 enabled router to forward data from one interface to the other and I'm having issues. When following this example ...
3
votes
2answers
257 views

Forwarding-service for emails on external hoster by MX-record

I am registering domains on behalf of customers and host their websites on my server. I have complete control over the DNS setup of my customer domains. I still want to host their websites, but I ...
0
votes
1answer
89 views

Forwarding from one ip to another on linux server

I have a linux server (A) which used to make several calls to another server(B) on an ip (lets say 2.2.2.2). Now (B)'s ip (2.2.2.2) changed to (3.3.3.3) and I want for my server (A) to route all it's ...
0
votes
2answers
743 views

Forward nginx to Apache Tomcat Endless Loop

I'm totally new to nginx. I want to forward two subdomains to the two applications in my apache tomcat server. As I searched over internet, I found that rewrite does the forwarding but I cannot see ...