[nflug] need idea

Cyber Source peter at thecybersource.com
Mon Feb 20 10:33:33 EST 2006


Darin Perusich wrote:
> i just had another thought. why not setup your clients machines/routes 
> as dynamic dns clients and have them send the ip address to you 
> instead of zoneedit, dynadns, etc.
>
> Darin Perusich wrote:
>> why not just have the cron job that runs email you the info from 
>> ifconfig? assuming that your clients are using unix routes then 
>> "ifconfig -a |mail peter at thecybersource.com" should send you that 
>> info your looking for.
>>
>> Cyber Source wrote:
>>
>>> Hello All,
>>> I need an idea where I can find the originating IP of an email. I 
>>> monitor alot of my clients servers, etc. and I have the cron jobs 
>>> and such email me, which I have filters for and then sort them by 
>>> who they are so things are organized. I also like to be able to help 
>>> my clients out from time to time and ssh in to do things and I would 
>>> like to not have to tell them to do a /sbin/ifconfig or if they are 
>>> behind a router, to go to my web site and then I have a look at 
>>> /var/log/httpd/access.
>>> For most of my clients, if I look at the message headers of the cron 
>>> emails, I can see the IP and then use that to log in, mostly cable 
>>> dhcp clients. However, I am finding more and more dsl dhcp clients 
>>> to be a problem because not only do they change alot (and normally 
>>> not a problem because each day has a new email) but when I look at 
>>> the dsl clients message headers I see something like this
>>>
>>> Return-Path: <root at thecybersource.com>
>>> Received: from localhost.localdomain 
>>> (pool-71-251-164-250.bflony.east.verizon.net [71.251.164.250])
>>> by thecybersource.com (8.13.1/8.13.1) with ESMTP id k1K9AHeL024738
>>>
>>> If this were cable, the ip would be 71.251.164.250 but this does not 
>>> seem to work with dsl, it is not reporting the actual ip that the 
>>> client used when the box sent the email.
>>>
>>> So, I am looking for a way to have a cron run or something on the 
>>> box that can send me a daily email showing the public ip they are 
>>> using. I initially thought of doing a cron that could do a 
>>> traceroute but I that doesnt work either. I don't know if something 
>>> has changed on routers today to block such a process but when I use 
>>> traceroute today, alot of it just times out with multiple ***.
>>> Anyway, ideas anyone?
>>> _______________________________________________
>>> nflug mailing list
>>> nflug at nflug.org
>>> http://www.nflug.org/mailman/listinfo/nflug
>>
>>
>
I was thinking about that but I was hoping for a simpler way. I have a 
couple using Linksys routers so I thought there must be a way to show 
the status page or the content from it but I also have some using 
Devil-Linux for there routers. A dynamic dns is probably the easiest 
there is going to be.
_______________________________________________
nflug mailing list
nflug at nflug.org
http://www.nflug.org/mailman/listinfo/nflug



More information about the nflug mailing list