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从接口捕获两个数据包
$ tcpdump -c 2 -i e101-003-0
listening on e101-003-0, link-type EN10MB (Ethernet), capture size 96 bytes
01:39:22.457185 IP 3.3.3.1 > 3.3.3.4: ICMP echo request, id 5320, seq 26, length 64
01:39:22.457281 IP 3.3.3.1 > 3.3.3.4: ICMP echo reply, id 5320, seq 26, length 64
2 packets captured
13 packets received by filter
0 packets dropped by kernel
捕获数据包并写入文件
$ tcpdump -w 06102016.pcap -i e101-003-0
listening on e101-003-0, link-type EN10MB (Ethernet), capture size 96 bytes
32 packets captured
32 packets received by filter
0 packets dropped by kernel
端口适配器和模块
使用 show diag 命令可查看 OS10 端口适配器和硬件模块的诊断信息。
查看诊断硬件信息
OS10# show diag
00:00.0 Host bridge: Intel Corporation Atom Processor S1200 Internal (rev 02)
00:01.0 PCI bridge: Intel Corporation Atom Processor S1200 PCI Express Root Port 1 (rev
02)
00:02.0 PCI bridge: Intel Corporation Atom Processor S1200 PCI Express Root Port 2 (rev
02)
00:03.0 PCI bridge: Intel Corporation Atom Processor S1200 PCI Express Root Port 3 (rev
02)
00:04.0 PCI bridge: Intel Corporation Atom Processor S1200 PCI Express Root Port 4 (rev
02)
00:0e.0 IOMMU: Intel Corporation Atom Processor S1200 Internal (rev 02)
00:13.0 System peripheral: Intel Corporation Atom Processor S1200 SMBus 2.0 Controller 0
(rev 02)
00:13.1 System peripheral: Intel Corporation Atom Processor S1200 SMBus 2.0 Controller 1
(rev 02)
00:14.0 Serial controller: Intel Corporation Atom Processor S1200 UART (rev 02)
00:1f.0 ISA bridge: Intel Corporation Atom Processor S1200 Integrated Legacy Bus (rev 02)
01:00.0 Ethernet controller: Broadcom Corporation Device b850 (rev 03)
02:00.0 SATA controller: Marvell Technology Group Ltd. Device 9170 (rev 12)
03:00.0 PCI bridge: Pericom Semiconductor PI7C9X442SL PCI Express Bridge Port (rev 02)
04:01.0 PCI bridge: Pericom Semiconductor PI7C9X442SL PCI Express Bridge Port (rev 02)
04:02.0 PCI bridge: Pericom Semiconductor PI7C9X442SL PCI Express Bridge Port (rev 02)
04:03.0 PCI bridge: Pericom Semiconductor PI7C9X442SL PCI Express Bridge Port (rev 02)
07:00.0 USB controller: Pericom Semiconductor PI7C9X442SL USB OHCI Controller (rev 01)
07:00.1 USB controller: Pericom Semiconductor PI7C9X442SL USB OHCI Controller (rev 01)
07:00.2 USB controller: Pericom Semiconductor PI7C9X442SL USB EHCI Controller (rev 01)
08:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection
测试网络连接
使用 ping 和 traceroute 命令测试网络连接。当您对 IP 地址执行 ping 操作时，您会将数据包发送到目标并等待响应。如果
没有响应，则目标不处于活动状态。在配置过程中，如果无法连接到 HOSTNAME 或 IP 地址，则 ping 命令将非常有用。
当您执行 traceroute 时，输出会显示从您的设备到目标 IP 地址的数据包采用的路径。它还列出了数据包遍历以到达其目标的所
有中间跳（路由器），包括遍历的总跳数。
检查 IPv4 连接
OS10# ping 172.31.1.255
Type Ctrl-C to abort.
Sending 5, 100-byte ICMP Echos to 172.31.1.255, timeout is 2 seconds:
1250
OS10 故障储理