【产品型号】：打印服务器 – WPS系列-基本型 – WPS402 V6
【问题描述】：2018-01-13 21:57:15 lpr.err p9100d[1162]: socket: Address family not supported by protocol
2018-01-13 21:57:15 lpr.err p9101d[1166]: socket: Address family not supported by protocol
2018-01-13 21:57:15 lpr.err p9102d[1168]: socket: Address family not supported by protocol
2018-01-13 21:57:15 lpr.err p9103d[1174]: socket: Address family not supported by protocol
2018-01-13 21:57:25 kern.info kernel: [ 42.920000] usblp1: removed
2018-01-13 21:57:25 kern.info kernel: [ 42.950000] usblp2: removed
2018-01-13 21:57:25 kern.info kernel: [ 43.010000] usblp4: removed
2018-01-13 21:57:26 kern.debug kernel: [ 44.210000] usblp 1-1.1:1.0: no of_node; not parsing pinctrl DT
2018-01-13 21:57:26 kern.info kernel: [ 44.230000] usblp 1-1.1:1.0: usblp1: USB Bidirectional printer dev 3 if 0 alt 0 proto 2 vid 0x09C5 pid 0x0588
2018-01-13 21:57:27 kern.debug kernel: [ 44.500000] usblp 1-1.2:1.0: no of_node; not parsing pinctrl DT
2018-01-13 21:57:27 kern.info kernel: [ 44.520000] usblp 1-1.2:1.0: usblp2: USB Bidirectional printer dev 4 if 0 alt 0 proto 2 vid 0x09C5 pid 0x0668
2018-01-13 21:57:27 kern.debug kernel: [ 45.060000] usblp 1-1.4:1.0: no of_node; not parsing pinctrl DT
2018-01-13 21:57:27 kern.info kernel: [ 45.080000] usblp 1-1.4:1.0: usblp4: USB Bidirectional printer dev 6 if 0 alt 0 proto 2 vid 0x04B8 pid 0x0005
2018-01-13 21:58:32 lpr.notice p9101d[1166]: Connection from 192.168.2.49 port 59001 accepted
2018-01-13 21:58:32 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:58:32 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening later
2018-01-13 21:58:42 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:58:42 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening later
2018-01-13 21:58:48 lpr.notice p9102d[1168]: Connection from 192.168.2.78 port 50433 accepted
2018-01-13 21:58:48 lpr.notice p9102d[1168]: Finished job: 231481 bytes received, 0 bytes sent
2018-01-13 21:58:52 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:58:52 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening later
2018-01-13 21:59:02 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:59:02 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening later
2018-01-13 21:59:12 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:59:12 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening later
2018-01-13 21:59:22 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:59:22 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening later
2018-01-13 21:59:32 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory
2018-01-13 21:59:32 lpr.err p9101d[1166]: /dev/usb/lp3: No such file or directory, will try opening late