Re: apparent change in hostnames on LAN without admin intervention

2019-12-17 Thread tv.deb...@googlemail.com
On 17/12/2019 19:10, Greg Wooledge wrote: On Tue, Dec 17, 2019 at 04:58:51PM +0530, tv.deb...@googlemail.com wrote: You win the guessing contest, backup server with server initiated backups. Why does anyone have to guess? Why can't people just state their actual problem and their actual

Re: apparent change in hostnames on LAN without admin intervention

2019-12-17 Thread Dan Purgert
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Greg Wooledge wrote: > On Tue, Dec 17, 2019 at 09:25:04AM -0500, Dan Purgert wrote: >> Not sure this'll reach you, [...] > > It did, but my reply to you bounced. The From: address you're putting > on your outgoing mail is nonfunctional. cursed

Re: apparent change in hostnames on LAN without admin intervention

2019-12-17 Thread Greg Wooledge
On Tue, Dec 17, 2019 at 09:25:04AM -0500, Dan Purgert wrote: > Not sure this'll reach you, [...] It did, but my reply to you bounced. The From: address you're putting on your outgoing mail is nonfunctional. : Sorry, I couldn't find any host named ironhide.djph.net. (#5.1.2)

Re: apparent change in hostnames on LAN without admin intervention

2019-12-17 Thread Greg Wooledge
On Tue, Dec 17, 2019 at 04:58:51PM +0530, tv.deb...@googlemail.com wrote: > You win the guessing contest, backup server with server initiated backups. Why does anyone have to guess? Why can't people just state their actual problem and their actual constraints up front?

Re: apparent change in hostnames on LAN without admin intervention

2019-12-17 Thread tv.deb...@googlemail.com
On 17/12/2019 13:55, Andrei POPESCU wrote: On Lu, 16 dec 19, 10:14:55, David Wright wrote: On Mon 16 Dec 2019 at 12:03:58 (+0530), tv.deb...@googlemail.com wrote: One of the PC is serving various services to the LAN, some bypassing the router for load/performances reason, Fair enough. (I do

Re: apparent change in hostnames on LAN without admin intervention

2019-12-17 Thread Andrei POPESCU
On Lu, 16 dec 19, 10:14:55, David Wright wrote: > On Mon 16 Dec 2019 at 12:03:58 (+0530), tv.deb...@googlemail.com wrote: > > > > One of the PC is serving various services to the LAN, some bypassing > > the router for load/performances reason, > > Fair enough. (I do that between hosts using IPv6

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread John Hasler
David writes: > "… … home network, it's recommended that you use the domain name > home.arpa on all your computers". Use .UUCP . That'll fix 'em. -- John Hasler jhas...@newsguy.com Elmwood, WI USA

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread David Wright
On Mon 16 Dec 2019 at 12:28:13 (+), Bonno Bloksma wrote: > > > I could be quite wrong, but I thought that "local" was actually > > > suggested as a domain name at one time by the installer. (And I > > Don't know if Debian did that but ... a LOONG time ago, at least looong in > "internet

RE: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread Bonno Bloksma
Hi, > > I could be quite wrong, but I thought that "local" was actually > > suggested as a domain name at one time by the installer. (And I Don't know if Debian did that but ... a LOONG time ago, at least looong in "internet years", it was indeed recommended to use the "real" domain name for

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread Jape Person
On 12/16/19 3:25 PM, David Wright wrote: On Mon 16 Dec 2019 at 13:36:27 (-0500), Jape Person wrote: On 12/16/19 11:39 AM, David Wright wrote: On Mon 16 Dec 2019 at 10:53:02 (-0500), Jape Person wrote: On 12/16/19 12:42 AM, David Wright wrote: On Sat 14 Dec 2019 at 13:49:25 (-0500), Jape

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread David Wright
On Mon 16 Dec 2019 at 13:36:27 (-0500), Jape Person wrote: > On 12/16/19 11:39 AM, David Wright wrote: > > On Mon 16 Dec 2019 at 10:53:02 (-0500), Jape Person wrote: > > > On 12/16/19 12:42 AM, David Wright wrote: > > > > On Sat 14 Dec 2019 at 13:49:25 (-0500), Jape Person wrote: > > > > > On

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread Jape Person
On 12/16/19 11:39 AM, David Wright wrote: On Mon 16 Dec 2019 at 10:53:02 (-0500), Jape Person wrote: On 12/16/19 12:42 AM, David Wright wrote: On Sat 14 Dec 2019 at 13:49:25 (-0500), Jape Person wrote: On 12/14/19 1:24 AM, john doe wrote: ... The file '/etc/resolv.conf' should let you know

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread David Wright
On Mon 16 Dec 2019 at 10:53:02 (-0500), Jape Person wrote: > On 12/16/19 12:42 AM, David Wright wrote: > > On Sat 14 Dec 2019 at 13:49:25 (-0500), Jape Person wrote: > > > On 12/14/19 1:24 AM, john doe wrote: > ... > > > > The file '/etc/resolv.conf' should let you know what TLD is sent from > > >

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread David Wright
On Mon 16 Dec 2019 at 12:03:58 (+0530), tv.deb...@googlemail.com wrote: > I am not the OP, but questions seems directed to me, see inline answers. Yes, it's interesting to see what people's configurations are when they make suggestions, because that affects whether they apply in other cases

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread Jape Person
On 12/16/19 12:42 AM, David Wright wrote: On Sat 14 Dec 2019 at 13:49:25 (-0500), Jape Person wrote: On 12/14/19 1:24 AM, john doe wrote: ... The file '/etc/resolv.conf' should let you know what TLD is sent from the DHCP server. Debian shouldn't modify your configuration files '/etc' without

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread John Hasler
John Doe writes: > In the above example 'try' is the hostname while 'example.com' is the > domainname. From other e-mail, it looks like your DHCP server was > sending as 'local' as domainname. Your MTA should be rewriting headers to use your external email domain. -- John Hasler

Re: apparent change in hostnames on LAN without admin intervention

2019-12-16 Thread john doe
On 12/14/2019 7:49 PM, Jape Person wrote: > On 12/14/19 1:24 AM, john doe wrote: >> >> Assuming that you are using the router from your ISP, it is possible >> that the firmware has been upgraded without your nolage. >> >> One way to prevent this could be (1), that is, use your own >>

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread mick crane
On 2019-12-16 05:43, David Wright wrote: On Sat 14 Dec 2019 at 10:08:56 (+), mick crane wrote: On 2019-12-14 03:04, Jape Person wrote: > I could be quite wrong, but I thought that "local" was actually > suggested as a domain name at one time by the installer. (And I could > be remembering

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread tv.deb...@googlemail.com
I am not the OP, but questions seems directed to me, see inline answers. On 16/12/2019 11:12, David Wright wrote: On Sun 15 Dec 2019 at 11:49:55 (+0530), tv.deb...@googlemail.com wrote: On 15/12/2019 00:35, Jape Person wrote: On 12/14/19 3:56 AM, Andrei POPESCU wrote: On Vi, 13 dec 19,

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread David Wright
On Sun 15 Dec 2019 at 11:49:55 (+0530), tv.deb...@googlemail.com wrote: > On 15/12/2019 00:35, Jape Person wrote: > > On 12/14/19 3:56 AM, Andrei POPESCU wrote: > > > On Vi, 13 dec 19, 19:33:51, Jape Person wrote: > > > > Hi folks. Did I miss something? > > > > > > > > I've had 3 Sid/testing

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread David Wright
On Sat 14 Dec 2019 at 13:36:28 (-), Curt wrote: > On 2019-12-14, David Wright wrote: > > On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: > >> Hi folks. Did I miss something? > > > > Perhaps a couple of references: > >

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread David Wright
On Sat 14 Dec 2019 at 10:08:56 (+), mick crane wrote: > On 2019-12-14 03:04, Jape Person wrote: > > > I could be quite wrong, but I thought that "local" was actually > > suggested as a domain name at one time by the installer. (And I could > > be remembering a different distro, though I've

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread David Wright
On Sat 14 Dec 2019 at 13:49:25 (-0500), Jape Person wrote: > On 12/14/19 1:24 AM, john doe wrote: > > > > Assuming that you are using the router from your ISP, it is possible > > that the firmware has been upgraded without your nolage. > > > > One way to prevent this could be (1), that is, use

Re: apparent change in hostnames on LAN without admin intervention

2019-12-15 Thread Jape Person
On 12/15/19 1:19 AM, tv.deb...@googlemail.com wrote: ... Hi, I am running a very similar setup, also on Sid/Testing (updated daily), and didn't notice any change. My local domain is not ".local" or ".home", it is custom. My resolv.conf looks like yours (modulo the domain name), I have an

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread tv.deb...@googlemail.com
On 15/12/2019 00:35, Jape Person wrote: On 12/14/19 3:56 AM, Andrei POPESCU wrote: On Vi, 13 dec 19, 19:33:51, Jape Person wrote: Hi folks. Did I miss something? I've had 3 Sid/testing systems running on the same LAN behind the same router for just shy of 3 years. Their static IP addresses

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Andrei POPESCU
On Sb, 14 dec 19, 14:05:01, Jape Person wrote: > > The hostnames and local domain name were used during installation. Ok, so they are probably configured in /etc/hostname, possibly also /etc/hosts. > The static DHCP addresses are issued by a Luxul XWR-1750 router which > associates the

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Brian
On Sat 14 Dec 2019 at 13:59:29 -0600, John Hasler wrote: > Jape writes: > > I live in a condo where I can see at least three dozen (no kidding) > > printers advertising their services. > > Take them up on their offer and print something on each of them. Advertising a service does not mean it an

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread John Hasler
Jape writes: > I live in a condo where I can see at least three dozen (no kidding) > printers advertising their services. Take them up on their offer and print something on each of them. -- John Hasler jhas...@newsguy.com Elmwood, WI USA

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Brian
On Sat 14 Dec 2019 at 14:05:01 -0500, Jape Person wrote: > Contents of /etc/resolv.conf: > > search local > nameserver 208.67.220.220 Why is "search local" required? .local is catered for with avahi/libnss-mdns. -- Brian.

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Jape Person
On 12/14/19 8:45 AM, Brian wrote: On Fri 13 Dec 2019 at 22:04:18 -0500, Jape Person wrote: On 12/13/19 8:55 PM, David Wright wrote: But is it possible you've started using avahi/bonjour when previously you didn't? Or has the router upgraded itself and now knows not to issue names like that?

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Jape Person
On 12/14/19 8:02 AM, rhkra...@gmail.com wrote: On Friday, December 13, 2019 10:04:18 PM Jape Person wrote: Could this change be due to recent upgrades in software? (I upgrade every day.) I've reviewed the recent upgrades listed in /var/log/apt/history.log. I would have thought any deliberate

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Jape Person
On 12/14/19 3:56 AM, Andrei POPESCU wrote: On Vi, 13 dec 19, 19:33:51, Jape Person wrote: Hi folks. Did I miss something? I've had 3 Sid/testing systems running on the same LAN behind the same router for just shy of 3 years. Their static IP addresses have always been issued by the DHCP server

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Jape Person
On 12/14/19 4:40 AM, Curt wrote: On 2019-12-14, Jape Person wrote: I could be quite wrong, but I thought that "local" was actually suggested as a domain name at one time by the installer. (And I could be remembering a different distro, though I've been using Debian for a long time -- at

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Jape Person
On 12/14/19 1:24 AM, john doe wrote: Assuming that you are using the router from your ISP, it is possible that the firmware has been upgraded without your nolage. One way to prevent this could be (1), that is, use your own router/server/gateway so you control everything on your LAN. I use an

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread john doe
On 12/14/2019 4:23 PM, Jonas Smedegaard wrote: > Quoting john doe (2019-12-14 15:54:20) >> On 12/14/2019 2:36 PM, Curt wrote: >>> On 2019-12-14, David Wright wrote: On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: > Hi folks. Did I miss something? Perhaps a couple of

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Jonas Smedegaard
Quoting john doe (2019-12-14 15:54:20) > On 12/14/2019 2:36 PM, Curt wrote: > > On 2019-12-14, David Wright wrote: > >> On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: > >>> Hi folks. Did I miss something? > >> > >> Perhaps a couple of references: > >>

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread john doe
On 12/14/2019 2:36 PM, Curt wrote: > On 2019-12-14, David Wright wrote: >> On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: >>> Hi folks. Did I miss something? >> >> Perhaps a couple of references: >> https://features.icann.org/addressing-new-gtld-program-applications-corp-home-and-mail

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Brian
On Fri 13 Dec 2019 at 22:04:18 -0500, Jape Person wrote: > On 12/13/19 8:55 PM, David Wright wrote: > > > But is it possible you've started using avahi/bonjour when previously > > you didn't? Or has the router upgraded itself and now knows not to > > issue names like that? > > I'll check to see

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Curt
On 2019-12-14, David Wright wrote: > On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: >> Hi folks. Did I miss something? > > Perhaps a couple of references: > https://features.icann.org/addressing-new-gtld-program-applications-corp-home-and-mail > which points out that any of .home,

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread rhkramer
On Friday, December 13, 2019 10:04:18 PM Jape Person wrote: > >> Could this change be due to recent upgrades in software? (I upgrade > >> every day.) I've reviewed the recent upgrades listed in > >> /var/log/apt/history.log. I would have thought any deliberate change > >> of this behavior would

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread mick crane
On 2019-12-14 03:04, Jape Person wrote: I could be quite wrong, but I thought that "local" was actually suggested as a domain name at one time by the installer. (And I could be remembering a different distro, though I've been using Debian for a long time -- at least 10 years, I think.) I

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Curt
On 2019-12-14, Jape Person wrote: > > I could be quite wrong, but I thought that "local" was actually suggested as > a domain name at one > time by the installer. (And I could be remembering a different distro, though > I've been using Debian > for a long time -- at least 10 years, I think.)

Re: apparent change in hostnames on LAN without admin intervention

2019-12-14 Thread Andrei POPESCU
On Vi, 13 dec 19, 19:33:51, Jape Person wrote: > Hi folks. Did I miss something? > > I've had 3 Sid/testing systems running on the same LAN behind the same > router for just shy of 3 years. Their static IP addresses have always been > issued by the DHCP server on the router. Everything has been

Re: apparent change in hostnames on LAN without admin intervention

2019-12-13 Thread john doe
On 12/14/2019 1:33 AM, Jape Person wrote: > Hi folks. Did I miss something? > > I've had 3 Sid/testing systems running on the same LAN behind the same > router for just shy of 3 years. Their static IP addresses have always > been issued by the DHCP server on the router. Everything has been >

Re: apparent change in hostnames on LAN without admin intervention

2019-12-13 Thread Jape Person
On 12/13/19 8:55 PM, David Wright wrote: On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: Hi folks. Did I miss something? Perhaps a couple of references: https://features.icann.org/addressing-new-gtld-program-applications-corp-home-and-mail which points out that any of .home, .mail

Re: apparent change in hostnames on LAN without admin intervention

2019-12-13 Thread David Wright
On Fri 13 Dec 2019 at 19:33:51 (-0500), Jape Person wrote: > Hi folks. Did I miss something? Perhaps a couple of references: https://features.icann.org/addressing-new-gtld-program-applications-corp-home-and-mail which points out that any of .home, .mail and .corp are ideal for the domain name of