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Date:      Fri, 01 Aug 2014 16:30:05 -1000
From:      al plant <noc@hdk5.net>
To:        Warren Block <wblock@wonkity.com>
Cc:        alplant@att.net, "freebsd-questions@FreeBSD.org" <freebsd-questions@FreeBSD.org>
Subject:   Re: switch to DCHP from static ip
Message-ID:  <53DC4D2D.8010501@hdk5.net>
In-Reply-To: <alpine.BSF.2.11.1408011952050.78777@wonkity.com>
References:  <53DC43AA.8080509@hdk5.net> <alpine.BSF.2.11.1408011952050.78777@wonkity.com>

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Warren Block wrote:
> On Fri, 1 Aug 2014, al plant wrote:
>
>> Aloha,
>>
>> The Telcom here in Honolulu has brought in FiberOptic lines in my 
>> neighborhood since the old copper was really bad speed. Cost was 
>> reduced and speed is now excellent.
>>
>> I need a how-to for moving an APSfilter print server on my static IP 
>> lan to working with a DHCP network. The Telcom installed a PACE 
>> wireless and told me I can add as many computers as I need using a 
>> Netgear Gigabit switch.
>>
>> I have installed one desktop on the switch and it has worked fine so 
>> far.
>>
>> I never ised DHCP befor so any help would be appreciated.
>>
>> /etc/rc.conf
>> -------------
>> lpd_enable="YES"
>> FreeBSD 8.* hostname="mano.intra.net"
>> ifconfig-re0="192.168.1.50 netmask 255.255.255.0"
>>
>> --------------
>> For desktop I used >
>> ifconfig-re0="DHCP" to replace IP address. I seems to find the 
>> network fine. Now I cant find any information about putting a print 
>> server on the lan.
>
> Figure what netblock is used by DHCP, probably the same one already 
> being used (192.168.1.1/24), figure out what range of those addresses 
> are not handed out by the DHCP server, and use one of those addresses 
> for the print server.
>
> For example, if the DHCP server is providing addresses from 
> 192.168.1.100-150, give the print server a static address of, say, 
> 192.168.1.200.
>
> Technically, you can probably continue to use the same address. A 
> decent DHCP server will ping an address before handing it out, to make 
> sure that address is not already being used. In practice, the firmware 
> in routers can be terrible and should be replaced, if possible, with 
> third-party firmware for sanity and safety.
>
> Expert level for bonus points: set the DHCP server to hand out a fixed 
> address to the print server based on MAC address. The router might 
> have a web interface to set this up.
>
> Summary: continue to use a static IP address for the print server. 
> Just make sure that address is inside the same netblock as the DHCP 
> addresses, but preferably outside the range of dynamic addresses.
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>
Aloha Warren,

Thanks,

The PACE box is on 192.168.200.1.

I will check with Hawaii telcom for instructions on this unit. The mfg's 
website is very unhelpful.

BTW:

Thanks for all the helpful tips you have posted on the list.

        ~ Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 ~
                 Supporting FreeBSD - UNIX Computer O/S 
           	email: noc@hdk5.net
."All that's really worth doing is what we do for others" - Lewis Carrol 





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