liksys WRT54G

Sun Oct 19 11:45:10 MST 2014

okay.... I got it going the way I want I unplugged  everything from the
back of the router and then connected the computer connected to that
computer and it connected! I then connected internet to the WAN port and I
got internet!
Thanks for talking me through this guys.

:-)~MIKE~(-:

On Sun, Oct 19, 2014 at 10:24 AM, coverturtle <coverturtle at gmail.com> wrote:

>  Michael,
> Here's what to do:
> Disconnect all network cables from the router that you want to connect to
> and then
> run an ethernet cable with the RJ-45 connectors (should be a good cable!)
> from a LAN port to the computer.
> If you don't get an IP address from the DHCP on the router, then pull the
> power cable on the router,
> leave the router off for about 30 seconds and then plug the power back in
> and wait for the router
> lights to come on indicating that the router is fully booted.  If you have
> DHCP set on your computer,
> you should be able to connect to the router.  I don't know the brand of
> router you are using but it's
> probably using an address of 192.168.1.1 or 192.168.0.1.   If you get a
> DHCP address on your computer,
> you will be able to tell the address of the router unless it starts with
> 169.xxxxx which means that
> there is not a connection.  If you get a 169.xxxx address, then reboot the
> computer and check again.
>
> Once you have a DCHP address, then the address to type in the browser is
> the same as your DHCP address
> EXCEPT the last number should be 1 (one):  xxx.xxx.xxx.1   - like so.
> This should give you a connection
> UNLESS this is SECOND router and it has taken it's address from the first
> router.   In that case, make sure
> you have disconnected the WAN cable from the second router and reboot it
> by power cycling.  No need to
> factory reset the router if you know the password.  It should connect OK.
> When connected, make sure you
> find the menu item that allows you to set the router up as a repeater or a
> bridge.  If you set it up as a
> bridge, then the xxx.xxx.xxx.1 address will be for router number one.
> The second router will have a DHCP
> address assigned by the first router.  You will need to access the first
> router in order to determine
> the DHCP address of router.
>
> Here's the gotcha:  for security reasons router manufacturers program the
> firmware to initialize routers only
> with physical ethernet/network cable connected to a single computer.  So
> if you have trouble with the router,
> you need to isolate it from the network and use only a single computer
> (and maybe a WAN/internete connection).
>
> It's rather tedious for both of us to type back and forth because I don't
> know exactly what you are doing or how
> your network (LAN) is connected so let me know if you want to use a skype
> connection.  My Skype name is
> jonkettenhofen BUT I have blocked all but friends so you will need to let
> me know what your skype name is.
> Allowing me to see your setup will make setup go faster, easier and I'll
> be able to help you clear up your
> understanding of your home network (hopefully!)  It's up to you.
>
> Hope that helps some,
> Jon
>
> ''
>
>
> I got a problem. I'm trying to update it but can't get into the
> configuration page (192.168.1.1). I tried resetting the device (I depressed
> the reset button for 65 seconds) but to no avail. Any ideas?Â
>
> :-)~MIKE~(-:
>
> On Sun, Oct 19, 2014 at 12:52 AM, Michael Butash <michael at butash.net>
> wrote:
>
>>  Vlan isolation, inside and outside for simplest of terms.Â  Vlan 1 is
>> inside, Vlan 2 is outside.Â  By nature, one cannot reach another, thus
>> Virtual LAN's.
>>
>> In the middle sits a bridge, and iptables mangles packets between them.Â
>> This is your nat, firewall, application inspection, etc.
>>
>> A process on the wan grabs a dhcp address, adds it outside, and a default
>> route to the upstream dslam or cmts.Â  It also registers it as the external
>> address to nat your internal traffic as to the world, effectively hiding
>> your internal routable subnets.
>>
>> The inside vlan uses a private address, usually 192.168.1.1/24 by
>> default.Â  This gives you 253 usable address, and gives out a subset of
>> that via dhcp.Â  When clients come up wired or wireless, they get an
>> address from the dhcp server when they broadcast for an address.
>>
>> Routers usually bridge the wireless 802.11 radio(s) to this vlan as well,
>> bringing them all into the 192.168.1.0/24 subnet on that vlan.Â  The
>> DHCP server gives wired or wireless clients a local 192.168.1.0/24
>> address out of the subset it hands out, including the gateway for the
>> subnet (itself, 192.168.1.1), and dns servers for it, again itself.
>>
>> They get a local dns server that is usually dnsmasq running on the
>> router, caching and forwarding to the upstream provider dns servers given
>> externally to the router when it gets its WAN address.Â  It forwards your
>> requests on mostly.
>>
>> Wireless does some form of security, hopefully, letting client onto the
>> ssid with a pre-share key or some other.Â  No wpa1, only wpa2+aes.Â  Tkip
>> is exploitable, so is wps pin registration (easily crackable without
>> mitigation routines).
>>
>> Most routers these days use dd-wrt, or some variant, usually some oem
>> abomination hack of linux.Â  Your wrt54g is like the granddaddy of dd-wrt
>> routers, see what generation it is and see if it's upgradable.Â  Probably
>> doing yourself a favor upgrading the 10yr old firmware to something secure
>> anyways, keeping some foreign entity from redirecting your dns for bank
>> servers to snatch your credentials.
>>
>> Clear as mud?Â  Google lots of those words.
>>
>> -mb
>>
>>
>>
>> On 10/19/2014 12:31 AM, Michael Havens wrote:
>>
>> so the port I'm wondering about is an input port then. I thought I read
>> that it is also a wan part.Â  How does that work? Like I know the internet
>> is a wan but how does it work in this case?
>>
>>
>> :-)~MIKE~(-:
>>
>> On Fri, Oct 17, 2014 at 10:27 PM, koder <iscreamkid at gmail.com> wrote:
>>
>>>  Mike,
>>>
>>> I have the same device in my networking system. My answer may not be
>>> 100% correct, but here is my SWAG:
>>>
>>> The device was designed to serve as a router with DHCP server
>>> capabilities, in other words it hands out IP addresses to requests that
>>> come from one of the output ports.
>>>
>>> You can access the device using its web page and turn that feature off,
>>> it then acts as a bridge router and the DHCP functioning will come from
>>> further upsteam, from your other router.
>>>
>>> The network will not function correctly if you have two different
>>> devices trying to pass out IP addresses using DHCP. Everything pretty much
>>> quits talking to each other.
>>>
>>> While I have never tried using the device by plugging everything only
>>> into the output ports, I am guessing that connection setup would use the
>>> device as a bare dumb switch. No more double DHCP, only happy connectivity.
>>>
>>> I am reasonably sure my explanation is not technically correct, but is
>>> functional. I was quite loose with input, output, upstream, andÂ
>>> downstream analogies, but that is the way I think of them.
>>>
>>> By the way on a separate item, it is my understanding that most of these
>>> devices are hacked and infected and should be either upgraded, or replaced.
>>> I have yet to do either, but I think that is the case.
>>>
>>> HM
>>>
>>>
>>>
>>> On 10/17/2014 03:08 PM, Michael Havens wrote:
>>>
>>>  That is the router I have. On the back there are 4 LAN ports and
>>> another port labled Internet. My setup had the cable from the modem feeding
>>> into that port and everything worked until a couple of days ago. Today I
>>> switched that cable to a LAN port and everything worked again. I asked in
>>> another thread the purpose of the internet port and MR Butash gave me an
>>> answer but it is still a lot hazy. In my research to answer the question
>>> myself I found a wikipedia article that states:
>>>
>>>  The originalÂ *WRT54G*Â was first released in December 2002. It has a
>>> 4+1 portÂ network switch <https://en.wikipedia.org/wiki/Network_switch>Â (the
>>> Internet/WAN port is part of the same internal network switch, but on a
>>> differentÂ VLAN <https://en.wikipedia.org/wiki/VLAN>).
>>>
>>>  My questions: What is that port for if not to be an input port for the
>>> internet
>>> and
>>> Why was it working as an input port for the internet and why did it stop
>>> working as such?
>>> :-)~MIKE~(-:
>>>
>>>
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>>
>>
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