• Port forwarding issue with DSL modem & separate router

    From Nightfox@VERT to All on Mon Sep 6 12:23:03 2010
    Hi all -

    I have a DSL internet connection and am having some trouble setting up port fowarding for my BBS.

    We have a Westell 6100G DSL mdoem, which has its own firewall & router functionality built-in, but it only has one ethernet port and no wireless. So, I added a wireless router some time ago (a Netgear WGR614v9) to add wireless & more network ports. Per a suggestion I foudn online, I plugged the DSL modem into one of the LAN ports of the Netgear router, rather than the router's uplink port. This way, the DSL modem can see all the same devices connected
    to the router that the router sees.

    For various ports, I first tried setting up port forwarding in the Netgear router to my BBS machine, but I was unable to connect. Then, I tried setting up the port forwarding in the DSL modem to forward to my BBS machine, but I still am unable to connect. I'm not sure what I'm doing wrong. Has anyone
    had success forwarding ports with this kind of setup (DSL modem + separate router)?

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    ■ Synchronet ■ Vertrauen ■ Home of Synchronet ■ telnet://vert.synchro.net
  • From Lord Time@VERT/TIME to Nightfox on Mon Sep 6 23:36:00 2010
    In a reply from Nightfox on 12:23 about Port forwarding issue wit

    I have a DSL internet connection and am having some trouble setting up port fowarding for my BBS.

    We have a Westell 6100G DSL mdoem, which has its own firewall & router functionality built-in, but it only has one ethernet port and no wireless. So, I added a wireless router some time ago (a Netgear WGR614v9) to add wireless & more network ports. Per a suggestion I foudn online, I plugged the DSL modem into one of the LAN ports of the Netgear router, rather than the router's uplink port. This way, the DSL modem can see all the same devices connected to the router that the router sees.

    For various ports, I first tried setting up port forwarding in the Netgear router to my BBS machine, but I was unable to connect. Then, I tried setting up the port forwarding in the DSL modem to forward to my BBS machine, but I still am unable to connect. I'm not sure what I'm doing wrong. Has anyone had success forwarding ports with this kind of setup (DSL modem + separate router)?

    wish I could help, but here is a web page to help you with what ports to forward and a few sbbs links : http://time.synchro.net:81/sbbs.ssjs

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    Rob Starr
    Lord Time SysOp of Time Warp of the Future BBS
    telnet://time.synchro.net:24
    ICQ # 11868133 Yahoo : lordtime2000
    AIM : LordTime20000 MSN : Lord Time
    Jabber : lordtime2000@gmail.com Astra : lord_time


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    ■ Synchronet ■ Time Warp of the Future BBS - Home of League 10 IBBS Games
  • From Mindless Automaton@VERT/ELDRITCH to Nightfox on Tue Sep 7 12:32:01 2010
    Nightfox wrote:
    Hi all -

    I have a DSL internet connection and am having some trouble setting up port fowarding for my BBS.

    We have a Westell 6100G DSL mdoem, which has its own firewall & router functionality built-in, but it only has one ethernet port and no wireless. So,
    I added a wireless router some time ago (a Netgear WGR614v9) to add wireless &
    more network ports. Per a suggestion I foudn online, I plugged the DSL modem into one of the LAN ports of the Netgear router, rather than the router's uplink port. This way, the DSL modem can see all the same devices connected to the router that the router sees.

    Why does the DSL modem need to see the same devices as the router?
    Thats the reason why I'd say port forwarding isn't working. Maybe port forwarding only works if the DSL is plugged into the uplink?

    -Mindless Automaton
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    ■ Synchronet ■ Eldritch Clockwork BBS - eldritch.darktech.org
  • From Nightfox@VERT to Mindless Automaton on Tue Sep 7 21:38:31 2010
    Re: Re: Port forwarding issue with DSL modem & separate router
    By: Mindless Automaton to Nightfox on Tue Sep 07 2010 12:32 pm

    Why does the DSL modem need to see the same devices as the router?
    Thats the reason why I'd say port forwarding isn't working. Maybe port forwarding only works if the DSL is plugged into the uplink?

    From what I could tell, there are 2 ways to set up such a configuration, and having the DSL plugged into the uplink is the other way. If the DSL modem is plugged into the uplink, though, I think that might make it more complicated, because we'd then basically have a firewall/router behind another firewall/router. I wanted to avoid that and keep it simple. I wanted to keep the firewall functionality of the DSL modem and have the wireless router simply act as a wireless access point for the DSL modem.

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    ■ Synchronet ■ Vertrauen ■ Home of Synchronet ■ telnet://vert.synchro.net
  • From Dreamer@VERT/SETXBBS to Nightfox on Wed Sep 8 10:37:27 2010
    Re: Re: Port forwarding issue with DSL modem & separate router
    By: Nightfox to Mindless Automaton on Tue Sep 07 2010 09:38 pm

    From what I could tell, there are 2 ways to set up such a configuration, and having the DSL plugged into the uplink is the other way. If the DSL modem i plugged into the uplink, though, I think that might make it more complicated because we'd then basically have a firewall/router behind another firewall/router. I wanted to avoid that and keep it simple. I wanted to ke the firewall functionality of the DSL modem and have the wireless router sim act as a wireless access point for the DSL modem.

    I've had a similar setup in the past. It is pretty ugly, and takes some time, plus troubleshooting to get working. In my case, it was DSL (no wireless) -> Windows XP, connection shared to -> hub, or something like that. Point being, several hops to my BBS box.
    I'm trying to remember back, so I may not get it exactly right, and something with your particular hardware may interfere. First thing is, you should definitely bring your wireless router to its factory default and start fresh, and work from there. Disable all firewalling. The quickest and surest way to make sure packets get to your BBS box through the wifi router would be to go ahead and assign it as the DMZ (or whatever your router calls it -- where everything not forwarded or otherwise routed that's incoming is sent to the
    BBS box).
    I'm not sure about your devices, or how you're set up, but if you're using DHCP, I'm guessing the wireless router is assigning the addresses. So, I
    would probably start by plugging the DSL in to the Uplink port. The router should have the capability to be assigned it's address from the DSL router.
    If all else fails, try setting static addresses. The way I usually do this is through DHCP by assigning my machine's MAC addresses in my routers. In
    the end, you should know by heart what's going on.
    Example for mine: DSL (192.168.1.254) -> router (192.168.0.254) -> BBS (192.168.0.5). I almost never have to mess with DSL, my BBS is the DMZ for all incoming packets, I have my software firewall turned on with manually added exceptions for all relevant Synchronet ports, and a simple firewall on DSL with open ports. Your mileage may vary.
    BTW, if you still have problems, post again with detailed info on your setup, including hardware/software info, router info, interface information (IP, static/dynamic, etc).

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    ■ Synchronet ■ Spatial Dimension - setxbbs.synchro.net
  • From Corey@VERT/TSGC to Mindless Automaton on Sat Oct 23 10:07:34 2010
    Re: Re: Port forwarding issue with DSL modem & separate router
    By: Mindless Automaton to Nightfox on Tue Sep 07 2010 12:32 pm

    Nightfox wrote:
    Hi all -

    I have a DSL internet connection and am having some trouble setting up por fowarding for my BBS.

    We have a Westell 6100G DSL mdoem, which has its own firewall & router functionality built-in, but it only has one ethernet port and no wireless. I added a wireless router some time ago (a Netgear WGR614v9) to add wirele more network ports. Per a suggestion I foudn online, I plugged the DSL mo into one of the LAN ports of the Netgear router, rather than the router's uplink port. This way, the DSL modem can see all the same devices connect to the router that the router sees.

    Why does the DSL modem need to see the same devices as the router?
    Thats the reason why I'd say port forwarding isn't working. Maybe port forwarding only works if the DSL is plugged into the uplink?

    -Mindless Automaton

    the modem is prolly also a router and is taking over those functions.
    I have a setup like that and never got my incoming working.

    "Practise safe Lunch, Use a Condiment"


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