我在 ubuntu 14.04 中遇到 Docker 网络问题。我已经从官方仓库安装了 Docker.io 并且我已经添加了
DEFAULT_FORWARD_POLICY="ACCEPT"
到/etc/default/ufw但我的 Docker 容器仍然无法获取页面（ping 似乎工作）。
日志来自/var/log/docker.log：
May 3 08:42:21 niuniobook kernel: [ 1106.338264] [UFW BLOCK] IN=docker0 OUT= PHYSIN=veth5bdb MAC=ba:18:3c:93:f9:68:fa:4b:d0:45:db:ae:08:00 SRC=172.17.0.2 DST=172.17.42.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=43837 DF PROTO=TCP SPT=55336 DPT=20559 WINDOW=29200 RES=0x00 SYN URGP=0
May 3 08:42:36 niuniobook kernel: [ 1121.447687] [UFW BLOCK] IN=docker0 OUT= PHYSIN=veth5bdb MAC=ba:18:3c:93:f9:68:fa:4b:d0:45:db:ae:08:00 SRC=172.17.0.2 DST=172.17.42.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=7222 DF PROTO=TCP SPT=38480 DPT=20559 WINDOW=29200 RES=0x00 SYN URGP=0
May 3 08:42:56 niuniobook kernel: [ …我在 ubuntu 14.04 上运行 Dell vostro 3560，但它的读卡器不工作。lsusb 的结果是
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 005: ID 0c45:648b Microdia Integrated Webcam
Bus 001 Device 004: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 003: ID 138a:0011 Validity Sensors, Inc. VFS5011 Fingerprint Reader
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device …