Der Drucker war nicht angeschaltet. 😕
~$ dpkg -l | egrep Brother
ii brother-udev-rule-type1 1.0.2 all Brother udev rule type 1
ii brscan-skey 0.2.4-1 amd64 Brother Linux scanner S-KEY tool
ii brscan4 0.4.9-1 amd64 Brother Scanner Driver
ii mfcl2730dwpdrv:i386 4.0.0-1 i386 Brother MFC-L2730DW printer driver (lpd/cups)
ii printer-driver-brlaser 6-1build1 amd64 printer driver for (some) Brother laser printers
ii printer-driver-ptouch 1.4.2-3 amd64 printer driver Brother P-touch label printers
~$ dpkg -l | egrep 'ippusbxd|libusb-0.1-4|system-config-printer-udev'
ii libusb-0.1-4:amd64 2:0.1.12-32 amd64 userspace USB programming library
ii system-config-printer-udev 1.5.12-0ubuntu1 amd64 Utilities to detect and configure printers automatically
'''~$ lpinfo -l -v'''
Gerät: URI = http
Klasse = network
Info = Internet Printing Protocol (http)
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = https
Klasse = network
Info = Internet Printing Protocol (https)
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = cups-brf:/
Klasse = file
Info = CUPS-BRF
Hersteller-und-Modell = Virtual Braille BRF Printer
Geräte-ID = MFG:Generic;MDL:CUPS-BRF Printer;DES:Generic CUPS-BRF Printer;CLS:PRINTER;CMD:BRF;
Standort =
Gerät: URI = lpd
Klasse = network
Info = LPD/LPR-Host oder -Drucker
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = beh
Klasse = network
Info = Backend Error Handler
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = ipp
Klasse = network
Info = Internet Printing Protocol (ipp)
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = serial:/dev/ttyS4?baud=115200
Klasse = serial
Info = Serial Port #5
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = ipps
Klasse = network
Info = Internet Printing Protocol (ipps)
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = socket
Klasse = network
Info = AppSocket/HP JetDirect
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = usb://Brother/MFC-L2730DW%20series?serial=E78378K7N204325
Klasse = direct
Info = Brother MFC-L2730DW series
Hersteller-und-Modell = Brother MFC-L2730DW series
Geräte-ID = MFG:Brother;CMD:PJL,PCL,PCLXL,URF;MDL:MFC-L2730DW series;CLS:PRINTER;CID:Brother Laser Type1;URF:W8,CP1,IS4-1,MT1-3-4-5-8,OB10,PQ3-4-5,RS300-600-1200,V1.4,DM1;
Standort =
Gerät: URI = hp
Klasse = direct
Info = HP Printer (HPLIP)
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
Gerät: URI = hpfax
Klasse = direct
Info = HP Fax (HPLIP)
Hersteller-und-Modell = Unknown
Geräte-ID =
Standort =
~$ tail -n 150 /var/log/cups/error_log
~$ lpstat -l -e
Brother_DCP_L2530DW_series_MacBook permanent ipp://localhost/printers/Brother_DCP_L2530DW_series_MacBook file:///dev/null
Brother_HL_1110_series_Ulrichs_MacBook_Pro permanent ipp://localhost/printers/Brother_HL_1110_series_Ulrichs_MacBook_Pro file:///dev/null
HL-5450DN permanent ipp://localhost/printers/HL-5450DN usb://Brother/HL-5450DN%20series?serial=E70647F3N420702
HL-5450DN-series permanent ipp://localhost/printers/HL-5450DN-series usb://Brother/HL-5450DN%20series?serial=E70647F3N420702
HP_DeskJet_2130_series_2_Paulines_MacBook_Air permanent ipp://localhost/printers/HP_DeskJet_2130_series_2_Paulines_MacBook_Air file:///dev/null
HP_DeskJet_2130_series_Paulines_MacBook_Air permanent ipp://localhost/printers/HP_DeskJet_2130_series_Paulines_MacBook_Air file:///dev/null
HP_DeskJet_3630_series_MacBook_Air permanent ipp://localhost/printers/HP_DeskJet_3630_series_MacBook_Air file:///dev/null
HP_LaserJet_P2055dn_2_tgu01s_MacBook_Pro permanent ipp://localhost/printers/HP_LaserJet_P2055dn_2_tgu01s_MacBook_Pro file:///dev/null
MFC_L2730DW_series permanent ipp://localhost/printers/MFC_L2730DW_series implicitclass://MFC_L2730DW_series/
MFCL2730DW permanent ipp://localhost/printers/MFCL2730DW ipp://MFC-L2730DW%20series._ipp._tcp.local/
~$ systemctl --no-pager status cups*
● cups.path - CUPS Scheduler
Loaded: loaded (/lib/systemd/system/cups.path; enabled; vendor preset: enabled)
Active: active (running) since Tue 2020-06-30 12:44:26 CEST; 3h 13min ago
Triggers: ● cups.service
Jun 30 12:44:26 HP-EliteBook-840-G1 systemd[1]: Started CUPS Scheduler.
● cups.service - CUPS Scheduler
Loaded: loaded (/lib/systemd/system/cups.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2020-06-30 12:44:26 CEST; 3h 13min ago
TriggeredBy: ● cups.socket
● cups.path
Docs: man:cupsd(8)
Main PID: 801 (cupsd)
Tasks: 1 (limit: 9246)
Memory: 12.5M
CGroup: /system.slice/cups.service
└─801 /usr/sbin/cupsd -l
Jun 30 12:44:26 HP-EliteBook-840-G1 systemd[1]: Started CUPS Scheduler.
Jun 30 15:32:02 HP-EliteBook-840-G1 /hpfax[12416]: [12416]: error: Fa…ip
● cups.socket - CUPS Scheduler
Loaded: loaded (/lib/systemd/system/cups.socket; enabled; vendor preset: enabled)
Active: active (running) since Tue 2020-06-30 12:44:26 CEST; 3h 13min ago
Triggers: ● cups.service
Listen: /run/cups/cups.sock (Stream)
CGroup: /system.slice/cups.socket
Jun 30 12:44:26 HP-EliteBook-840-G1 systemd[1]: Listening on CUPS Sch…r.
Hint: Some lines were ellipsized, use -l to show in full.
~$ cups-browsed -v
Tue Jun 30 15:58:57 2020 Reading command line option -v, turning on debug mode (Log on standard error).
Tue Jun 30 15:58:57 2020 cups-browsed of cups-filters version 1.27.4 starting.
Tue Jun 30 15:58:57 2020 Reading config: BrowseRemoteProtocols dnssd cups
Tue Jun 30 15:58:57 2020 No "Browse..." line at all, accept all servers ("BrowseOrder Deny,Allow").
Tue Jun 30 15:58:57 2020 main() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 cups-browsed: Creating http connection to local CUPS daemon via domain socket: /var/run/cups/cups.sock
Tue Jun 30 15:58:57 2020 update_netifs() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 Network interfaces: lo (127.0.0.1, localhost), enp0s25 (192.168.0.122, HP-EliteBook-840-G1, 192.168.0.122*), virbr0 (192.168.122.1, 192.168.122.1*), lo (::1, ip6-localhost), enp0s25 (2a02:810d:8ac0:be94::913d), enp0s25 (2a02:810d:8ac0:be94:d913:c73c:cab9:c403), enp0s25 (2a02:810d:8ac0:be94:8dd7:8d2a:cec8:d1c8), enp0s25 (fe80::f75c:fb9e:91a:6f90)
Tue Jun 30 15:58:57 2020 cups-browsed [BrowsePoll /var/run/cups/cups.sock:0]: IPP-Create-Subscription
Tue Jun 30 15:58:57 2020 cups-browsed [BrowsePoll /var/run/cups/cups.sock:0]: subscription ID=3729
Tue Jun 30 15:58:57 2020 cups-browsed (/var/run/cups/cups.sock): cupsEnumDests
Tue Jun 30 15:58:57 2020 Printer Brother_DCP_L2530DW_series_MacBook: file:///dev/null, c35cd75c-4d79-3905-5db3-663f556a6676
Tue Jun 30 15:58:57 2020 Printer Brother_HL_1110_series_Ulrichs_MacBook_Pro: file:///dev/null, 64b62e40-4908-30b7-718a-7dbab32f3ffc
Tue Jun 30 15:58:57 2020 Printer HL-5450DN: usb://Brother/HL-5450DN%20series?serial=E70647F3N420702, 58e886a1-52c4-3b44-4478-ff51fd08e9db
Tue Jun 30 15:58:57 2020 Printer HL-5450DN-series: usb://Brother/HL-5450DN%20series?serial=E70647F3N420702, 1b51ec82-8ca1-3c8c-6c63-844274e2a2fe
Tue Jun 30 15:58:57 2020 Printer HP_DeskJet_2130_series_2_Paulines_MacBook_Air: file:///dev/null, 0a39683a-fc71-3482-584e-82e579192fca
Tue Jun 30 15:58:57 2020 Printer HP_DeskJet_2130_series_Paulines_MacBook_Air: file:///dev/null, c4c65b65-c9e8-3768-6898-bad7495052bf
Tue Jun 30 15:58:57 2020 Printer HP_DeskJet_3630_series_MacBook_Air: file:///dev/null, 3729da12-6f7c-3718-4470-a43af05c76a9
Tue Jun 30 15:58:57 2020 Printer HP_LaserJet_P2055dn_2_tgu01s_MacBook_Pro: file:///dev/null, 689406b5-0647-3d85-465e-c05c2cb434f6
Tue Jun 30 15:58:57 2020 Printer MFC_L2730DW_series: implicitclass://MFC_L2730DW_series/, 385ae713-b993-3c21-4bfa-ce9551e32d7f, cups_browsed
Tue Jun 30 15:58:57 2020 Printer MFCL2730DW: ipp://MFC-L2730DW%20series._ipp._tcp.local/, fad122ee-8ecf-3fba-6cb8-399453808f9e
Tue Jun 30 15:58:57 2020 Could not determine system default printer!
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 find_previous_queue() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 === Remote printer overview ===
Tue Jun 30 15:58:57 2020 ===============================
Tue Jun 30 15:58:57 2020 === Remote printer overview ===
Tue Jun 30 15:58:57 2020 Printer (, ): Local queue mfc_l2730dw_series, Remote CUPS Printer, Slave of None (To be created/updated)
Tue Jun 30 15:58:57 2020 ===============================
Tue Jun 30 15:58:57 2020 Found CUPS queue mfc_l2730dw_series (URI: ) from previous session.
Tue Jun 30 15:58:57 2020 Using signal handler SIGACTION
Tue Jun 30 15:58:57 2020 Avahi server connection got available, setting up service browsers.
Tue Jun 30 15:58:57 2020 failed to bind CUPS Browsing socket: Permission denied
Tue Jun 30 15:58:57 2020 checking queues in 300s
Tue Jun 30 15:58:57 2020 browse_callback() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 Avahi Browser: CACHE_EXHAUSTED
Tue Jun 30 15:58:57 2020 browse_callback() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 Avahi Browser: ALL_FOR_NOW
Tue Jun 30 15:58:57 2020 browse_callback() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 Avahi Browser: CACHE_EXHAUSTED
Tue Jun 30 15:58:57 2020 browse_callback() in THREAD 140042372971200
Tue Jun 30 15:58:57 2020 Avahi Browser: ALL_FOR_NOW
Tue Jun 30 15:59:04 2020 on_printer_state_changed() in THREAD 140042372971200
Tue Jun 30 15:59:04 2020 [CUPS Notification] Printer state change on printer MFCL2730DW: Printer "MFCL2730DW" state changed.
Tue Jun 30 15:59:04 2020 [CUPS Notification] Printer state reasons: offline-report,connecting-to-device
Tue Jun 30 15:59:09 2020 on_printer_state_changed() in THREAD 140042372971200
Tue Jun 30 15:59:09 2020 [CUPS Notification] Printer state change on printer MFCL2730DW: Printer "MFCL2730DW" state changed.
Tue Jun 30 15:59:09 2020 [CUPS Notification] Printer state reasons: offline-report
Tue Jun 30 15:59:09 2020 on_printer_state_changed() in THREAD 140042372971200
Tue Jun 30 15:59:09 2020 [CUPS Notification] Printer state change on printer MFCL2730DW: Printer "MFCL2730DW" state changed.
Tue Jun 30 15:59:09 2020 [CUPS Notification] Printer state reasons: offline-report