0
votes
1answer
33 views

Opening a port on CentOS server not working externally?

I am trying to to setup a Ghost blog instance on port 80 of my CentOS 6 virtual server. There are no pre-installed web servers occupying port 80. If I run Ghost in production mode as a background ...
0
votes
1answer
85 views

Windows Firewall inbound rules still blocks ports

I applied inbound rules for port: 1935, as well as outbound. When I check on canyouseeme.org, it says it (port 1935) times out. When I completely turn off Windows 7's firewall, it works without a ...
0
votes
0answers
183 views

Opening port 8080 on Windows firewall

I am not sure if I am just missing a trick here and it will be something rather simple, or if I am trying to do something that just isn't going to work.. Anyway, I have an asp.net site and I am using ...
0
votes
0answers
53 views

Display port numbers and port names

How do I display both port numbers and port names at the same time? I can display the forward port numbers (i.e. 22, 25, 1000, 443, 80) using the following: [root@michaels ~]# iptables -L -n Chain ...
1
vote
2answers
184 views

Source port 443?

I'm might embarrass myself with this question, because of something really obvious, but I'm puzzled. My home broadband firewall log says it has been blocking incoming TCP traffic with a source (!) ...
0
votes
1answer
31 views

is it possible to link different email accounts to different network profiles?

My work firewall for wired internet blocks almost every port except http, https and maybe a few other web-related ports (993, 465 and everything else to do with IMAP is blocked). Impenetrable for, ...
0
votes
3answers
740 views

Source Address / Source Port vs Destination Address / Destination Port

I am new to TCP/IP and trying hard to learn basics. Well, I really wonder about inbound rules and outbound rules of Firewall and concept of source adress:port, destination adress:port. For example I ...
0
votes
1answer
50 views

How can one verify the port configuration of a firewall?

I am a contractor on a project and have provided a port configuration requirement to the Server Hosting service provider for my project. How can I verify that the ports are configured and "open" for ...
0
votes
2answers
806 views

Connect Two Computer from Behind Firewalls

The recent advent of BitTorrent Sync has made me curious as to how they accomplish a reliable, peer-to-peer connection between two internet-connected computers. Within my limited understanding and ...
0
votes
1answer
826 views

Firewall open ports for vSphere

I need to open ports on a firewall, so that a client could access his VM console through vCenter server's Web Client. I had a look at this page about port description, but I am a little confused. I ...
0
votes
1answer
100 views

Firewall between Client and Server - Which ports do you open?

I want to know the following: (exam type question) When you have a client-server system, that uses uncommon ports (e.g. in range 48000 - 49000), and you have a firewall between the client and the ...
0
votes
0answers
299 views

nc -v -w 1 111.111.111.111 -z 22 returns port 22 (tcp) timed out: Operation now in progress

Encountering a strange problem on my Ubuntu machine, trying connecting to 111.111.111.111 (example ip) via SSH fails. When trying to connect from other win machine its works. I don't have a ...
0
votes
0answers
87 views

Residential ISP possibly blocking SSH and other odd high ports - how to verify?

I have recently had a problem in a scenario where I am having to run SSH and some other high number port services behind a residential connection. I am suspecting that the ISP is performing some level ...
0
votes
2answers
3k views

Detect what outgoing ports are bypassed by firewall

My school has a firewall which limits most outgoing ports. There're only TCP/80, TCP/443, TCP/21 allowed. Is there's a way to find out all the outgoing port allowed by the firewall? My current idea: ...
0
votes
1answer
590 views

Ports 1935 and 843 are getting blocked for no reason

I have Windows 7, and my computer has been blocking ports 1935 and 843 for no reason for a while now. If for example, I try to watch twitch, nothing will work because those two are getting blocked. ...
1
vote
2answers
2k views

How to access NodeJS server on LAN?

I'm not the most knowledgeable guy ever with networking, but here goes... I've created an application with NodeJS and I'd like to test the application on my LAN with my family. The application ...
0
votes
1answer
373 views

Port Forwarding / Open Port

I have a very simple problem, but the methods I've used in the past do not seem to be working in this case. I am attempting to teach myself network coding in Java, which requires connections between ...
0
votes
2answers
131 views

Which Port And Protocol Is Being Blocked

I wrote a .NET program to make an HTTP request over the Internet, and it's being blocked by my PC's firewall. The operating system being used is Windows 7. I figured I could create an outbound rule ...
0
votes
0answers
3k views

Connection refused (WSAECONNREFUSED) OpenVpn connecting refused by server side

OpenVpn Gurus, I successively configured my Openvpn server.ovpn and client.ovpn files and all other required certification files. And I could load them on my server computer. Please first have a ...
0
votes
0answers
285 views

My mac has port 49176 open, what is it?

Does anyone know what port 49176 means on a Mac? I cannot find any info on this particular port. I'm on Mountain Lion, and using nmap from Ubuntu machine to test the Mac's firewall. This is what nmap ...
0
votes
1answer
433 views

Unable to open port on Win7 machine

I'm trying to run Privoxy as a proxy on my machine. I want the browser on my Android device to access the internet through it. Now I've opened exceptions for both Privoxy and port 8118 (which is the ...
1
vote
0answers
243 views

Windows Firewall with Advanced Security Block certain IP's on port 21

Windows by default blocks all IP's. I think I made it so that now my advanced firewall is allowing all IP's, but when I add a block rule it doesn't actually block the certain IP. I am using FileZilla ...
-2
votes
1answer
253 views

port 21 and 22 are open on a fresh install of mountain lion

I have Mountain Lion (fresh install as of today), I have also reset the router and it has no port forwarding or anything. There are no other devices connect to the router but just the mac. I did a ...
0
votes
1answer
784 views

Multiple connection attempts per minute on udp port 1024 - What might be the cause?

Here's a small sample from my firewall log: Sep 24 14:51:04 server Shorewall:net2fw:DROP: IN=eth0 OUT= MAC=44:87:fc:8a:f2:c3:00:04:ed:dd:e6:4a:08:00 SRC=213.5.110.105 DST=10.1.1.3 LEN=131 TOS=00 ...
0
votes
1answer
821 views

Opening firewall to incoming port 443

I recently set up the ufw firewall on a Linux machine so that outgoing connections are allowed, incoming connections are denied, and denied connections are logged. This seems to work fine for most ...
0
votes
0answers
142 views

Opening a specific port on Mac

I need to open a specific port on my mac client (because when I try to connect from server it says "target machine actively refused it ").My problem though is I cannot find a way to add a specific ...
3
votes
4answers
9k views

Windows 7 is blocking ports

I am trying to open port 80 and 3690 for HTTP and svnserve respectively (inbound for both). I have Windows Firewall off, and have tried temporarily disabling Mcafee VirusScan Enterprise, to no avail. ...
0
votes
1answer
77 views

FlashFXP asking to connect to unknown remote address

I installed Agnitum Outpost firewall which tells me about every connection happening on every port. When I try to connect to my FTP server on port 21 (hosted on mediatemple.com), I get an outgoing ...
2
votes
1answer
9k views

OSX Lion, open a local port so people on my network can access it

I'm running django's simple HTTP server (using python manage.py runserver). It's currently running on port 8000. How can I open a port on my macbook and allow network traffic to visit my host on ...
0
votes
1answer
2k views

How to open a port for all users: NSA 2400

I'm trying to open up port 8332 for all users behind my firewall but can only find instructions for doing so for a single IP address. How do I make sure all my users can use a specific port? I've ...
5
votes
7answers
10k views

Utility to open TCP port to listen state

Is there some basic utility to open a specific network TCP port on my machine? I need to test how my program deals with ports on listening state..
0
votes
3answers
3k views

Remote desktop solution which works with port 80

The corporate firewall where I work won't allow any programs to access any ports other than 80. This is a real bummer because when I try to remote in to external machines, using either LogMeIn.com or ...
0
votes
1answer
2k views

How can I open a port in OS X 10.6?

My system is a MacBook Air, so I cannot plug into the modem directly. And I do not want to turn my firewall off. How can I specify to open a port, like port 56789 in Mac OS 10.6.8? I know in the old ...
0
votes
3answers
206 views

Should I use my firewalls port forwarding feature or have my services listen on alternative ports?

I have an VPS with which I run my own email server sitting out in the ether of the internet which I have SSH access to. My my logging shows I'm getting 500 or so failed attempted connections per day ...
1
vote
0answers
166 views

Allow only HTTP/HTTPS comunication with Agitum Outpost Security Suite Free

Hi I use Agitum Outpost Security Suite Free and I would like allow only HTTP(80) a HTTPS(443) protocols for IN/OUT and also allow local ports for Oracle database, etc. I try use Network Rules -> ...
3
votes
2answers
387 views

Weird hits on port 2703

I'm getting these periodical console messages on my Mac: 7/22/11 8:01:03.925 AM Firewall: Stealth Mode connection attempt to UDP 10.0.0.1:2703 from 91.143.232.133:15881 7/22/11 8:01:05.885 AM ...
1
vote
1answer
3k views

Can not use telnet localhost

I can't use command telnet localhost, always get this error : Connecting To localhost...Could not open connection to the host, on port 23: Connect failed Even I have all ports allow ...
0
votes
2answers
96 views

Limit access to a windows box on one port?

On my windows box I only need one port open, so I can open a socket connection to an AIR app and retrieve some status data occasionally. This is the only outside connection need. How can I do this on ...
2
votes
3answers
3k views

SQL Server Ports

The Microsoft website states The firewall must be configured to permit port 1433 incoming (or the port numbers that SQL Server listens to on TCP/IP), and ports 1024 to 65535 outgoing. Does this ...
0
votes
2answers
1k views

Postfix ports configuration

I'm using postfix to send emails. So, and correct me if I'm wrong, I'm using port 25 TCP inbound for entering emails, and port 25 TCP outbound for sending emails. Is it possible to alter the 25 ...
0
votes
3answers
305 views

web server not responding

I am setting up Apache server on my Windows 7 machine. My machine is directly connected to the cable modem; so I believe that my machine has an internet IP (not just a local IP). I am able to open my ...
1
vote
1answer
2k views

why can't I open a port on Win 7? is it the app's fault?

I am having problems opening a port from one Windows PC on my local network. On Windows 7 computer ("Computer A") I running Calibre, an ebook management program that has something called an "ebook ...
0
votes
1answer
291 views

ZoneAlarm is blocking box.net in Firefox but not in Chrome. Open ports 80 and 443?

This may not be the place to ask this question, as the usual suspects---ZoneAlarm, box.net, and Mozilla---have forums of their own for these kind of questions. But I've emailed support at ZA and box ...
2
votes
3answers
5k views

iTunes Home Sharing only works one way between 2 Windows XP PC's on the same LAN

Both PC's have the latest iTunes installed. PC (A) can "see" that there is a shared library "B library" but attempts to connect to it return this error message: The shared library "{Username}'s ...
1
vote
1answer
1k views

Why do I get an “Access Denied” message intermittently? How can I change this? Should I?

Windows XP SP3 I use utorrent. Occasionally, in the logger I will get this message: "Error opening Windows firewall: 0x80070005 Access is denied". It is not always there, it is intermittent. Can I ...
1
vote
2answers
6k views

Block all ports except SSH/HTTP in ipchains and iptables

How can I block all ports except ssh (port 22) httpd (port 80) using iptables and iphains?
0
votes
0answers
243 views

FTP server, firewall, and showing the files in the ftp folder [duplicate]

Possible Duplicate: FileZilla not working on Server 2008 R2 I'm using ftp 7.5 on a windows 2008 server with basic authentication and a 5 digit port number for security reasons. I can push ...
10
votes
7answers
38k views

Apache Server on Windows 7 opening up ports?

I have installed Apache 2.2.14 on Windows 7 and can view my web pages using both http://localhost and http://127.0.0.1 but when I try to access the server from another computer on the same router, it ...
0
votes
3answers
1k views

Is opening ports in the firewall bad?

From what little I know about networking, opening ports lets external data get sent in. But how that data is handled is entirely up to the applications running on my machine. So if I'm not running any ...
0
votes
3answers
416 views

What typically uses port 44380?

A company just asked me to open port 44380 in my firewall so that their software could work. This made me wonder... what is the customary use for port 44380?