[bsdcan-volunteers] the wireless network

[Dan Langille]

On Apr 23, 2008, at 11:18 PM, Scott Murphy wrote:

> Dan Langille wrote:
>>
>> remember to reply-all. On Apr 23, 2008, at 8:28 PM, Nate Montague  
>> wrote:
>>>
>>> It answers a fair bit Dan, but leaves a few more questions. Will  
>>> we have any switches, keyboards, monitors, network cables, heads,  
>>> crimpers, and a box or two available, or must I try and bring as  
>>> much gear as I can to ensure we're covered for potential needs?
>> You're positive you'll need all that stuff? We haven't before.
>>>
>>> Hopefully my other questions get covered by the CSS peoples, I've  
>>> sent a message via the online form. Nate
> Last year we had a small pc running netbsd to act as a gateway and  
> 4 wrt54g boxes loaded with openWRT. I ended up putting one of the  
> access points in the wiring closet with the PC to act as a switch  
> for the others. Given the load we had (practically none), I think  
> we could get away with one wrt54g acting as a broadband router WAN  
> connection side to the university, inside given a static address  
> and each of the others given a static address. They would each act  
> as a DHCP server for the wireless net. You could use a class B non- 
> routable for the inside and have each of the access points serve  
> 200 addresses - should be more than enough. You don't use the WAN  
> ports for anything other than the first one. Feel free to replace  
> letters below with the actual room letters.
>
> DHCP offering gives 172.16.1.1 as gateway.
>
> The following is supposedly in a monospaced font, so the spacing  
> may be off a bit if it isn't
>
> University Network <---> Router A WAN <-----------+----> Router A  
> LAN (172.16.1.1) wireless offering 172.16.1.10
>                   (X.X.X.X from university)        
> |                                     to 172.16.1.210 via dhcp
>                                                    
> |                                                  |
>                                                   |
>                                                   |
>                                                   +------Router B  
> LAN (172.16.2.1) wireless offering 172.16.2.10
>                                                    
> |                                     to 172.16.2.210 via dhcp
>                                                   |
>                                                   |
>                                                   |
>                                                   +------Router C  
> LAN (172.16.3.1) wireless offering 172.16.3.10
>                                                    
> |                                     to 172.16.3.210 via dhcp
>                                                   |
>                                                   |
>                                                   |
>                                                   +------Router D  
> LAN (172.16.4.1) wireless offering 172.16.4.10
>                                                                        
>                   to 172.16.4.210 via dhcp
>
> Scott

Nate: this making sense now?

-- 
Dan Langille -- http://www.langille.org/
dan at langille.org