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文章分享

1. IEEE 1588-2019 Version 2.1 officially published
   We are excited to inform you that the new standard “1588-2019 - IEEE Standard for a Precision Clock Synchronization Protocol for Networked Measurement and Control Systems” has been officially published on June 16th.

The IEEE 1588-2019 standard is also referred to as PTP v2.1. The IEEE1588-2019 standard now covers approx. 500 pages while its predecessor offered just 250 pages.

Obviously, a lot of new functions and features had been added.

You can acquire this standard at the IEEE Standards web store https://standards.ieee.org/standard/1588-2019.html

这篇文章IEEE 1588-2019 Enhances Network Connectivity with Precision Time Protocol介绍了PTP为什么如此重要。

2. Cisco TRex on Ubuntu Server 18.04
   TRex is stateful and stateless traffic generator that is designed to benchmark platforms using realistic application traffic. It can generate L3-7 traffic and scale up to 20Gbps. TRex implements the both client and server side. The tutorial provides exact steps that you can follow to install TRex on Ubuntu Server 18.04. Hope you find it useful.
   这里有一篇中文相关使用指南。

3. 使用Linux作为MPLS路由器
   使用Linux作为MPLS路由器,可以同时参考这篇文章 使用 Debian Linux 构架 MPLS L3 网络。

站点分享

1. OcNOS CP (CONTROL PLANE)
   ZebOS was recently rebranded as OcNOS CP, to more accurately reflect the product brand in the context of the IP Infusion product portfolio. 关于ZebOS的历史，还可以参考这个页面。华为在2012年曾经使用过ZebOS，最新的使用情况未知。这里有个关于ZebOS的职场故事。

工具分享

1. OUI Lookup Tool
   Wireshark OUI Lookup Tool,通俗说就是在线MAC地址OUI部分厂商查询，全部列表在这里,注意这个列表是按照OUI的数值排序的。另外这个地方也可以查询。

好文回顾

1. 甲状腺结节投保指南
   估计对有些人很有用。