HPLIP

Bug #1918603
Comment #2

Comment 2 for bug 1918603

Revision history for this message

Arieh Maron (amaron) wrote on 2021-03-11: Re: [Bug 1918603] Re: hp-setup doesn't find network printer on Centos 8 or Fedora 32

Hi Zdenek,

How Do I enable SLP on the printer or verify that it is enabled?

Thanks,
Arieh

On Thu, Mar 11, 2021 at 12:11 PM zdohnal <email address hidden> wrote:

> Hi,
>
> I'm Zdenek the RHEL/CentOS/Fedora HPLIP maintainer.
>
> The device discovery in hp-setup depends on SLP by default, so you need
> to check whether your device supports SLP and if you have it enabled on
> your printer.
>
> Otherwise you can open 'Advanced Options' when you choose
> 'Network/Ethernet/Wireless network', where you can change the discovery
> method to Avahi, mDNS or set the IP by yourself in manual discovery.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1918603
>
> Title:
> hp-setup doesn't find network printer on Centos 8 or Fedora 32
>
> Status in HPLIP:
> New
>
> Bug description:
> OS: Centos 8 Fedora 32
> Printer: HP Deskjet 2710 Aio
> hplip version 3.18.4
>
> [ariemaron@centos8-home sane.d]$ sudo hp-setup
>
> HP Linux Imaging and Printing System (ver. 3.18.4)
> Printer/Fax Setup Utility ver. 9.0
>
> Copyright (c) 2001-15 HP Development Company, LP
> This software comes with ABSOLUTELY NO WARRANTY.
> This is free software, and you are welcome to distribute it
> under certain conditions. See COPYING file for more details.
>
> QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to
> '/tmp/runtime-root'
> Searching... (bus=net, timeout=5, ttl=4, search=(None) desc=0,
> method=slp)
> error: No devices found on bus: net
> error: HPLIP cannot detect printers in your network. This may be due
> to existing firewall settings blocking the required ports.
> When you are in a trusted network environment, you may
> open the ports for network services like mdns and slp in the firewall. For
> detailed steps follow the link.
> http://hplipopensource.com/node/374
>
> Done.
>
>
> $ ip neigh show
> 10.100.102.18 dev enp3s0 lladdr 6c:02:e0:19:ae:e8 REACHABLE
> 10.100.102.1 dev enp3s0 lladdr 20:83:f8:35:2a:58 REACHABLE
>
>
> 10.100.102.18 is the printer
>
> BTW the link in the error message is broken/outdated
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/hplip/+bug/1918603/+subscriptions
>
>

Hi Zdenek,

How Do I enable SLP on the printer or verify that it is enabled?

Thanks,
  Arieh

On Thu, Mar 11, 2021 at 12:11 PM zdohnal <1918603@bugs.launchpad.net> wrote:

> Hi,
>
> I'm Zdenek the RHEL/CentOS/Fedora HPLIP maintainer.
>
> The device discovery in hp-setup depends on SLP by default, so you need
> to check whether your device supports SLP and if you have it enabled on
> your printer.
>
> Otherwise you can open 'Advanced Options' when you choose
> 'Network/Ethernet/Wireless network', where you can change the discovery
> method to Avahi, mDNS or set the IP by yourself in manual discovery.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1918603
>
> Title:
>   hp-setup doesn't find network printer on Centos 8 or Fedora 32
>
> Status in HPLIP:
>   New
>
> Bug description:
>   OS: Centos 8 Fedora 32
>   Printer: HP Deskjet 2710 Aio
>   hplip version 3.18.4
>
>   [ariemaron@centos8-home sane.d]$ sudo hp-setup
>
>   HP Linux Imaging and Printing System (ver. 3.18.4)
>   Printer/Fax Setup Utility ver. 9.0
>
>   Copyright (c) 2001-15 HP Development Company, LP
>   This software comes with ABSOLUTELY NO WARRANTY.
>   This is free software, and you are welcome to distribute it
>   under certain conditions. See COPYING file for more details.
>
>   QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to
> '/tmp/runtime-root'
>   Searching... (bus=net, timeout=5, ttl=4, search=(None) desc=0,
> method=slp)
>   error: No devices found on bus: net
>   error:  HPLIP cannot detect printers in your network.  This may be due
> to existing firewall settings blocking the required ports.
>                   When you are in a trusted network environment, you may
> open the ports for network services like mdns and slp in the firewall. For
> detailed steps follow the link.
>                    http://hplipopensource.com/node/374
>
>   Done.
>
>
>   $ ip neigh show
>   10.100.102.18 dev enp3s0 lladdr 6c:02:e0:19:ae:e8 REACHABLE
>   10.100.102.1 dev enp3s0 lladdr 20:83:f8:35:2a:58 REACHABLE
>
>
>   10.100.102.18 is the printer
>
>   BTW the link in the error message is broken/outdated
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/hplip/+bug/1918603/+subscriptions
>
>