0
votes
1answer
30 views

Would using a public IP address range on a private LAN cause issues?

A client are having problems with their internet connection. Pings 3 or 4 times then times out for a minute or so. The ISP have taken a look at said they can get a connection just fine to the Cisco ...
1
vote
2answers
28 views

How to access the setup wizard on Sonicwall TZ 100 firewall

I am trying to setup a TZ 100 firewall. I am following these instructions and I have attempted to follow these instructions: "Connect your computer to the LAN (X0) port on the SonicWALL. Connect an ...
0
votes
3answers
37 views

Is the any way other then ping to detect internet connection?

I have a rails server (Linux). I can open the site with machine A. Using machine B I just can use ssh port to connect it, but it cannot open the site and the rails server cannot detect the http ...
0
votes
1answer
40 views

Portforwarding fails

I know how to portforward and I did it on at least 5 different routers at different places. But at home, it does NOT work. I can't figure out why. I tried different routers, even routers that I ...
0
votes
1answer
172 views

Can a people DDOS a block Port?

The title says it all, I've search around the net but no avail. From what I understand, DDoS is a distributed denial of service attack, where multiple people sent a huge request at a same time which ...
0
votes
0answers
16 views

Programming the firewall on a Siemens router

I have a Siemens ADSL SL2-141 router. From the web interface, I can program the firewall (e.g. block/unblock IP addresses). I want to do the same programmatically via telnet. But, when I ask for ...
0
votes
0answers
86 views

Amazonaws blocked by modem?

since some time i have the following problem: I can't download a .exe file (in my case the "Minecraft.exe" file) from s3.amazonaws. It does not work on 2 laptops, which are connected with a Vodafone ...
-1
votes
1answer
182 views

Bypass home router firewall [closed]

I have a roommate who is sometimes allowed to use my internet connection. When he needs access to the home network, I simply go into the router settings and remove his hostname (roommate-PC) from the ...
1
vote
2answers
80 views

Pinhole Conflicts

I am trying to write a simpler client server program, using my laptop as the server and several Android devices as clients. The server listens on a port (say, 5902) until a client tries to connect. ...
0
votes
4answers
56 views

Would a switch be covered by a router's firewall

So... Hopefully; this is the right place for this question. I need more Ethernet ports on my home network. Sadly, we already have an old router connected to the main router and we still need more ...
0
votes
1answer
296 views

Cablemodem (SBG6580) firewall denying some outbound traffic? Why? Not configured

I finally got around to turning the syslog on for my cablemodem (Motorola Surfboard SBG6580) and I'm seeing about the expected amount of inbound attackage being blocked... 2014-05-30 21:59:02 ...
1
vote
1answer
290 views

VPN and getting router/firwall configuration correct

For the life of me can not get my VPN working using PPTP or L2TP or anything. My subnet is set to 192.168.13.1 to avoid conflicts. I have tried to reach my desktop/server from my laptop/client using ...
0
votes
1answer
125 views

iptables --append FORWARD required for routing between NIC alias IPs?

I have an ubuntu box with a single NIC. In order to bind a number of services (like apache, dnsmasq, etc), I have bound them to different alias's (e.g. eth0:0, etc), some of which are on completely ...
1
vote
1answer
194 views

Game Client's Listening Server Unable To Establish A Successful TCP Connection (Updated)

Scenario, A Risk of Rain On a game called "Risk of Rain" (RoR), I am hosting my own listening server. However to my demise, it seems that nobody can successfully join my server. I have done the basic ...
0
votes
1answer
143 views

Router Firewall: All ports stealth mode except when I connect using VPN-then port 88 open

I am using a Netgear wireless router, and its internal firewall is good. Testing by using Gibson Research "Shields Up" indicates all ports invisible. However, when I use a VPN service to connect to ...
0
votes
1answer
55 views

Why isn't my router allowing my PAP2T to connect to my VoIP service?

My tech knowledge is middle-low: as you can see I'm not shy about getting into the interfaces for my router, but have no idea what the more complex settings mean. I got a new wireless router (D-Link ...
0
votes
0answers
267 views

Prevent the use of VPN/SSH to bypass porn blocking solutions

I've read the various questions about content filtering and it seems that openDNS is the consensus solution, although it's easy to bypass with a VPN service or an SSH tunnel. Is there a way to ...
0
votes
0answers
576 views

Is the Whitelist Network Service Filter Feature on ASUS Routers broken?

I have a ASUS RT-N16 router running firmware version 3.0.0.4.374_4422 I have a voip phone (physical) with it's own private IP address (for the purpose of discussion, let's call it 192.168.0.1) and ...
0
votes
1answer
135 views

How to configure sonicwall to allow systems from internet to access dlink ip camera?

I am trying to configure sonicwall to allow access for the ip camera from internet. The camera somehow sends out ARP packets which are being dropped at the firewall. When used packetmonitor to see ...
0
votes
1answer
241 views

What might these connection attemps mean?

Yesterday I opened a port on the router, forwarded to LAN IP 192.168.1.201 and blocked the ADSL company password to access the router. There is no other open port on the router. This log is from the ...
0
votes
2answers
322 views

UDP Flood to Host in the firewall logs

When the router's firewall logs shows as follows UDP Flood to Host PRIVATE_LAN_CLIENT_IP, PORT ->> EXTERNAL_PUBLIC_IP, PORT (from WAN Outbound). Will those packets be routed to the private lan ...
0
votes
1answer
50 views

Bridged routers and firewall

I have started to do quite a bit of research on securing my home security after a virus outbreak between some computers. Wanting to isolate two sets of computers, I came to the conclusion to make a ...
5
votes
3answers
3k views

Is it recommended to run a firewall/router on a virtual machine?

Googling found me people saying running a firewall/router as a virtual machine is "dangerous" but none of them gives any reason as to why it is so. I also found posts from people who are successfully ...
2
votes
1answer
49 views

Does Windows Firewall have a log?

I am trying to set my router to forward three of my ports for EchoLink. But I'm having trouble with it. I'm Using the PFPortChecker to see if the ports are open, it says they aren't, but to check my ...
-3
votes
1answer
71 views

Why does my router try to connect with my computer every 1-2 minutes? [closed]

I have every ingoing connections blocked by default. When I was watching syslog, I noticed that my router (192.168.1.1) tries to connect to my computer every 1-2 minutes (of course it can't connect, ...
0
votes
2answers
524 views

SSH to a computer behind a firewall and router

I'm trying to connect to my Raspberry Pi, which is behind a router and a firewall. My PC (running linux) is also behind a router and firewall. Both firewalls only allow the ports you would need for ...
1
vote
1answer
1k views

Samba server cannot be access across the internet

I have a computer at my house running Ubuntu Server 12.04 that is mapped to an external ip address. The server is running a Samba server with one share. Here is the configuration file: ... ...
2
votes
2answers
830 views

Wifi router blocks wireless peers from connecting each other

What option controls that wifi router blocks wifi peers from connecting each other. I have wifi router Dlink Dir-320. With that router I can't ping (or connect via FTP or HTTP) one laptop from ...
1
vote
0answers
98 views

Any way to see ddwrt logs with website/PC names etc?

We used to have a dlink dir655 router that had logs in the interface. The logs were simple,easy to read, and had the name of the computers, iphones, etc on it. This made it easy to pinpoint who was ...
2
votes
2answers
1k views

Filezilla connection - port blocked?

Since this morning I am unable to make a update with many files (i try to update the piwikinstallation, requires me to upload about 24mb). After a while, filezilla gets the answer from server, that ...
1
vote
0answers
140 views

SMB over SSH port forward

I know that since SMB is not secure, opening port 445 on firewall makes your computer vulnerable. To secure my connection, I want to run a SMB mobile app via SSH. Would I still need to open port 445 ...
1
vote
3answers
227 views

Modem -> Firewall -> Switch -> Wireless?

I'm setting up a home network for the first time. The best solution for setup that I've come up with is to have 1 wireless router serve as the firewall between the modem and switch, and another serve ...
0
votes
1answer
122 views

Disabling Windows 7 Firewall when Behind a Hardware Router

Is it safe to disable Windows firewall when I'm behind a router? I'm having a few Origin connection problems that I'm hoping can be resolved by disabling Windows firewall. I'm assuming that the ...
1
vote
1answer
386 views

Need iptables commands to permit all WAN originating traffic to enter the LAN side of a router

I have three routers. Router0's WAN interface connects to the ISP, and the WAN interface of Router1 and Router2 connect to Router0's LAN interfaces (i.e. hard wired). So this is what it looks like, ...
2
votes
2answers
1k views

Why my Port Forwarding rule is not working?

I'm a total noob about TCP/IP, and try to set a port forwarding rule. What I'm trying to do is this: I have multiple computers connected to my router (zyxel p-660hw-t1 v2), one of them is working ...
1
vote
2answers
182 views

Access 2nd server on LAN via PuTTY

I have two Linux servers with static IP addresses 192.168.0.200 and 192.168.0.201. Both machines are connected to my router which is set up to forward SSH Port 22 to 192.168.200. I have PuTTY'd into ...
0
votes
0answers
159 views

Configuring port forwarding for SSH - no response outside LAN

I recently moved, and at the same time purchased a new router (Linksys E1200). Prior to the move, I had my old router set up to forward a port for SSH to servers on my LAN, and I was using DynDNS to ...
4
votes
2answers
1k views

What is the best way to restrict network access for one machine on a home LAN?

As an example, I have 3 computers on a home network: Machine A Machine B Machine C What I would like to do is isolate "Machine C", so that it cannot communicate with "A" or "B" and vice versa. It ...
1
vote
1answer
548 views

How do I set up an HTTP whitelist on a TP-Link router? [closed]

We have set up Blocked Services on a TP-Link router to block the HTTP Protocol. But we we would also like to whitelist specific sites over HTTP. How can I do this?
0
votes
0answers
563 views

How do I open ports on an Actiontec MI424WR?

Visiting a friend who has Frontier FiOS internet and an Actiontec MI424WR broadband router, latest version. While their ethernet connection works for web browsing, they are experiencing what I believe ...
1
vote
0answers
135 views

How to unblock jabber on TI ADSL router with iptables

I have old but reliable Texas Instruments ADSL router. Board AR7RD; BUILD=061005; VERSION=3.7.1 If that matters... One thing that bothers me is that it somehow blocking my jabber (Pidgin ...
1
vote
1answer
610 views

Unable to connect to computer on local network although internet connection is working fine

I am having difficulty connecting wirelessly to my Linux computer with my Android mobile device. I have disabled the internal firewall of my computer and opened up access to it with port 80 on my ...
1
vote
3answers
885 views

Hooking up sonicwall to 2WIRE router — Initial configuration

Tomorrow I have a client who needs some help configuring his sonicwall firewall and his 2wire modem. He experienced a temporary power failure which reset the modem back to factory defaults. My ...
0
votes
1answer
266 views

Setting up DDNS server behind router and gateway

I set up a server using DDNS on my home network, and despite setting up port forwarding on the router it still doesn't work - attempts to connect just time out. However, I can access the web page ...
0
votes
0answers
370 views

How can i make my Netgear WPN824V2 Router more secure?

I realize, in the research I have done so far, that the memory to import into this router is too low to run any custom firmware, it is updated to the current newest firmware. But my problem is that ...
0
votes
0answers
70 views

Is it possible to let the access point handle the firewall rather than the main router?

I have two routers: one is ADSL, the other one is a broadband, and my line from the ISP is ADSL. So, I did use the ADSL router as the main one that handle the connection to the internet, and used the ...
1
vote
1answer
157 views

New router directs inbound requests to own WAN address to the settings page

I just replaced my old DLINK router with a Cisco RV180 (and a new zyxel nwa3560-n as AP). I have forwarded ports 80 and 22(ssh) to my servers local ip. When I use my phone over 3G network, it is no ...
0
votes
1answer
737 views

Creating a DMZ with two routers

Hopefully it's okay to post semi-"I am learning" questions on this forum! Basically, I have two routers (both Netgear D834G's) and would like to setup a DMZ at home (merely for learning purposes and ...
0
votes
1answer
203 views

Using my previous desktop computer as custom ubuntu router, will throughput be high?

I'm going to be redoing my home network soon and am thinking of using a dedicated ubuntu machine to use as the router/firewall as well as being a web server, nas (media file server), dns, wifi, and ...
0
votes
0answers
259 views

Can I see list of all IP blocked by my firewall and router?

I am using inbuilt firewall of windows 7. ( I am also using Microsoft security essentials ). My router is Netgear WNR1000v2 . Now can I see list of all IP which are blocked by either my firewall or ...