Re: Changing IP address
As discussed sounds like that ISP has no ideas about subnetting like all us
do :)
-----Original Message-----
From: Doug Thistlethwaite <doug.t@deltanet.com>
To: dan@macrosys.com <dan@macrosys.com>; debian-user@lists.debian.org
<debian-user@lists.debian.org>
Date: Thursday, 3 June 1999 15:23
Subject: Re: Changing IP address
>
>
>Dan Willard wrote:
>
>> You are correct that your ISP is clueless. Going by the numbers that
you
>> sent, your home network and theirs are one network with the same network
>> number and broadcast number. And why your router calls out whenever a
>> broadcast packet is sent.
>
>Dan, Thanks for the information. I was kind of thinking that they had a
>problem with
>what they gave me. (see below).
>
>>
>> Now, provided that the numbers for your range are correct, your linux
box
>> is trying to take the broadcast number for your home network. And yes,
the
>> first number in a range is the network number (even) and the last is the
>> broadcast number (odd), your reasoning looks good to me. Gonna take a
>> little work to straighten it out.
>> You should call your ISP and varify your home network numbers. Yell at
>> 'em if they give you a wrong subnet, its a major security hole for both
you
>> and them. (Unless you are using your office's network, then different
rules
>> apply).
>> Both your win95 and linux boxes need the same subnetmask number. You'll
>> need to change you linux box's ip to something other than 103 (100 looks
>> good). You should also change your router's subnet to match
>> (204.178.54.101/29 if the router doen't like it try /21, some routers
drop
>> the first 8 bits) and change its network and broadcast numbers. You will
>> also probably have to change the route in the router to point to the new
>> network.
>> I hope I haven't forgoten anything. Now, don't you just love computers
>> and networks?
>
>Humm....
>
>Basically, my ISP gave me three IP addresses (I had to twist his arm as
>normally he changes A LOT more for static IP addresses. I have .101,
>.102, and .103 on his network with .253 being his system. His
>suggestion is to use 255.255.255.0 for the netmask, with .0 for the
>network and .255 for the broadcast address. I have asked him a few
>question on this issue and I think he is already getting tired of me! :O
>
>Oh, one more piece of information If I pull the power on my router, my
>pc can't connect to the samba on the linux at all!
>
>I have the feeling that if I push to much, I am going to become a
>internet orphan again. In my location, I am having a very hard time
>trying to get ISDN service within my local calling area. I am basically
>waiting for DSL to arrive later this summer. This said...
>
>Is there any way for me to use the three IP addresses they assigned to
>me? I know the router (pipeline 50) has some fancy features and maybe
>they can help. I tried the following this morning after your last
>message.
>
>IPADDR .103
>NETMASK 255.255.255.240
>NETWORK=.96
>BROADCAST= .111
>GATEWAY= .101
>
>on my linux system. The thought was that I could use 4 bits to define
>my network (FF.FF.FF.F0) and with the number 101, 102, 103, it would
>define the block between .96 and .111
>
>Unfortunately, after I changed each system to these settings, the
>network still behaved in the same way.
>
>Can I know the pipeline 50 has filters, DHCP, NAT, and other fancy
>features. Unfortunately, I do not have a manual for the device.
>
>Thanks for the help,
>
>
>Doug
>
>
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