Communicatio

Communications Laboratories Inc — 24 个 OUI 前缀

如何理解 Communicatio 的查询结果

下面列出 Wireshark 数据文件中以 Communicatio 为简称的地址块。它们指向地址块的登记机构,不一定是成品设备的品牌。代工网卡、第三方无线模块、企业并购和历史登记名称都可能造成品牌不一致。

表格标注每条记录的前缀长度:MA-L 为 24 位、MA-M 为 28 位、MA-S 为 36 位。范围首尾表示该登记块的边界,不保证范围内的每个地址已用于实际设备。输入完整的 12 位十六进制 MAC,可让查询优先匹配更长的前缀。

识别限制与排查方法

该结果不能确定设备型号、机主或物理位置,也不能证明设备身份。随机地址、本地管理地址和人工修改的地址不能可靠地用于厂商识别。资产盘点时,请结合交换机 MAC 表、DHCP 租约和设备序列号交叉检查。

数据来自 Wireshark manuf;分配记录可在 IEEE Registration Authority 核对。最近一次成功同步上游数据:2026-11-06 15:58(UTC)。

理解 IEEE 地址块分配 · 结果不匹配时如何排查 · 反馈数据问题

24 个 OUI 前缀
OUI 前缀 地址范围
00:50:C2:83:5/36 00:50:C2:83:50:00 ~ 00:50:C2:83:5F:FF
70:B3:D5:0A:4/36 70:B3:D5:0A:40:00 ~ 70:B3:D5:0A:4F:FF
00:0C:0D/24 00:0C:0D:00:00:00 ~ 00:0C:0D:FF:FF:FF
00:90:2A/24 00:90:2A:00:00:00 ~ 00:90:2A:FF:FF:FF
00:10:C8/24 00:10:C8:00:00:00 ~ 00:10:C8:FF:FF:FF
00:50:C2:D3:F/36 00:50:C2:D3:F0:00 ~ 00:50:C2:D3:FF:FF
00:50:C2:20:C/36 00:50:C2:20:C0:00 ~ 00:50:C2:20:CF:FF
00:16:3B/24 00:16:3B:00:00:00 ~ 00:16:3B:FF:FF:FF
00:14:DC/24 00:14:DC:00:00:00 ~ 00:14:DC:FF:FF:FF
F8:FF:5F/24 F8:FF:5F:00:00:00 ~ F8:FF:5F:FF:FF:FF
70:B3:D5:9D:3/36 70:B3:D5:9D:30:00 ~ 70:B3:D5:9D:3F:FF
00:30:AD/24 00:30:AD:00:00:00 ~ 00:30:AD:FF:FF:FF
70:B3:D5:7F:9/36 70:B3:D5:7F:90:00 ~ 70:B3:D5:7F:9F:FF
00:50:C2:61:A/36 00:50:C2:61:A0:00 ~ 00:50:C2:61:AF:FF
00:D0:2E/24 00:D0:2E:00:00:00 ~ 00:D0:2E:FF:FF:FF
70:B3:D5:E0:C/36 70:B3:D5:E0:C0:00 ~ 70:B3:D5:E0:CF:FF
00:50:C2:15:8/36 00:50:C2:15:80:00 ~ 00:50:C2:15:8F:FF
00:0B:16/24 00:0B:16:00:00:00 ~ 00:0B:16:FF:FF:FF
00:0B:4E/24 00:0B:4E:00:00:00 ~ 00:0B:4E:FF:FF:FF
00:CF:1C/24 00:CF:1C:00:00:00 ~ 00:CF:1C:FF:FF:FF
00:09:4C/24 00:09:4C:00:00:00 ~ 00:09:4C:FF:FF:FF
C8:9F:1D/24 C8:9F:1D:00:00:00 ~ C8:9F:1D:FF:FF:FF
02:CF:1C/24 02:CF:1C:00:00:00 ~ 02:CF:1C:FF:FF:FF
00:22:3B/24 00:22:3B:00:00:00 ~ 00:22:3B:FF:FF:FF
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