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Re: I need guidance about how to configure a newly installed Jessie ... another related question



On 20150419_0852-0600, Paul E Condon wrote:
> On 20150419_0826-0600, Paul E Condon wrote:
> > On 20150419_0830+0200, Petter Adsen wrote:
> > > On Sat, 18 Apr 2015 20:18:17 -0600
> > > Paul E Condon <pecondon@mesanetworks.net> wrote:
> > > 
> > > > On 20150418_1905-0500, David Wright wrote:
> > > > > Quoting Paul E Condon (pecondon@mesanetworks.net):
> > > > > 
> > > > > > I was running as pec or as root. I forget. Since doing that, I
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> > > > > >From what you have posted, I would imagine that big has come up as
> > > > > 192.168.1.X where X is not 11. /sbin/ifconfig will tell you the IP
> > > > > number of the machine it's run on. /usr/sbin/arp -n -a   run on gq
> > > > > (during or soon after you have talked to gq on big) will tell you
> > > > > how gq sees big (recognised by its MAC address).
> > > > 
> > > > On 'big' ifconfig gives:
> > > > root@big:~# ifconfig
> > > > eth0      Link encap:Ethernet  HWaddr 00:26:18:3d:95:16  
> > > >           inet addr:192.168.1.16  Bcast:192.168.1.255
> > >                                 ^^
> > > In your previous mail (the one with your /etc/hosts) 'big' had
> > > 192.168.1.11, and here it has .16 - edit your hosts files accordingly,
> > > or set the address on 'big' back to .11 and you should be fine :)
> > > 
> > > > I don't have a authoritative information as to whether or not these
> > > > MAC addresses are correct. I'd like to know how to query each box and
> > > > get the MAC address that it is actually using. I think we need that
> > > > to go beyond pure theory and get to real practice. But how? Specific
> > > > advice needed, please.
> > > 
> > > The field "HWaddr" in the ifconfig output above gives you the MAC
> > > address for that interface.
> > > 
> > > > > How are you making sure that your router uses the IP numbers that
> > > > > are in your hosts file?
> > > > 
> > > > If I have been told how to make sure of this, I am too dense to
> > > > realize it. Please, what tool or utility helps accomplish this?
> > > > 
> > > > I await your reply anxiously ;-)
> > > 
> > > On your router, depending on make and model, there is usually a page in
> > > the web interface where you can map MAC addresses to IP addresses, if
> > > the router assigns those via DHCP.

I am trying to setup DHCP assignment, but it doesn't seem to be working.
Mostly the more things I try, the less things show up in the list of attached
devices. I hope I can recover from this experiment.

> > > 
> > > Sorry for butting in on your discussion like this, but I was up early :)
> > Thanks, Petter.
> > No need to be sorry. But this router only displays the information that
> > it has observed. It offers no edit facility that I can find. We now know
> > that there is a disagreement on the IPv4 address of 'big', but the router
> > didn't cause the disagreement and is unwilling to help in fixing it.
> > There is a 'refresh' button which is intended for use after one thinks
> > the problem is fixed. Once I learn where to fix it I think I will change
> > it to 192.168.1.10 which I have been using for several years until the
> Should be
>         192.168.1.11
> Oh well. Again a typo that makes a hash of what I really meant to say.
> 
> > advent of Jessie. Now it is 12:50am here, and I am going to bed.
> > 
> > Thanks again for finding the exact cause of the problem.
> > Cheers,
> > -- 
> -- 
> Paul E Condon           
> pecondon@mesanetworks.net

-- 
Paul E Condon           
pecondon@mesanetworks.net


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