[Novalug] basic questions about our router and dsl

Justin Parker xjparkerx@icloud.com
Fri Sep 19 23:35:23 EDT 2014


The end all be all network scanner nmap.

Sent from something . . . 

> On Sep 19, 2014, at 11:25 PM, Bonnie Dalzell via Novalug <novalug@firemountain.net> wrote:
> 
> 
> lately the internet has been erratically very slow.
> 
> web pages take forever to load, round trip pings to qis.net are 180 seconds, sometimes there is 50% packet loss.
> 
> yesterday evening I could not complete logging in via Alpine to my e-mail.
> 
> things are better today, thus i can write an e-mail to the list.
> 
> we have dsl over verizon copper but it is purchased through QIS.net
> 
> i have been speaking tech help at QIS.net and one suggestion was that one of the devices on our router might be infected with a virus.
> 
> my linux computer is directly hardwired by an ethernet cable to the router. the other three ports are as follows.
> 
> one ethernet cable to my husband's apple air port which is used for all the devices that are wireless in the house.
> 
> one ethernet cable to the dish network controller.
> 
> one ethernet cable to the interface for our solar panels
> 
> we have a zhone router and when I log into it via a browser the DHCP info lists # numbers of devices connecting to it at different times.
> 
> we have a collection of iphones, mac ipads, a mac book pro, a windows laptop and a windows desktop that access the router in a two step (1) via wireless through the airport and then (2) the ethernet cable from the airport. then there is a printer and a set of speakers that also use the wireless.
> 
> my husband does not want to use the zhone router's wireless capability because he believes that the airport is necessary to create the communication and synchronization between all his mac devices.
> 
> when we have been having the slow down episodes I have had to physically unplug the zhone router from its power cord, then wait a minute or so then plug it back in. of course when this happens many of the assigned IP address numbers get reassigned but the MAC addresses seem to be constant.
> 
> I have a little cgi program i run via a browser on my linux machine which allows people to update reservations for the boarding kennel. However to log into it from a browser on a different machine you need the ipaddress of the linux machine. this keeps getting reset with the rebooting of the browser.
> 
> is there a way the MAC address can be used to identify the different machines.
> 
> also there are two devices listed by dhcp which do not have names.
> 
> sometimes different devices appear at different times on the list.
> 
> my husband has a gui program called "ipscanner" on the mac which gives a lot of details (like manufacturer of devices) which my zhone router page does not give.
> 
> is there something similar for linux?
> 
> 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>                       Bonnie Dalzell, MA
> mail:PO box 9767 Baldwin, MD, USA 21013  |  EMAIL:bdalzell@qis.net
> shipping address:5100 Hydes Rd 21082 (Hydes Post Office closed Jan 2012)
> Freelance anatomist, vertebrate paleontologist, writer, illustrator, dog
> breeder, computer nerd & iconoclast... Borzoi info at www.borzois.com.
> HOME www.batw.net    ART bdalzellart.batw.net  BUSINESS www.boardingatwedge.com
> 
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