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网络服务化与供给侧改革:退一步海阔天空 : 筆記筆記筆記筆記筆記筆記

终于有一天,应用开始自己搭网络了,虽然初期很笨重,大量使用Tun/Tap和Iptables,但是各个寡头在被应用侵占的时候,终于意识到这个问题,开始大谈Network as a Service(NaaS)了 >> 是要這麼想的 " 应用开始自己搭网络了" IPSec在震荡的时候由于密钥交互阶段大量的RSA运算和复杂的交互消息和加密算法协商使得局端收敛特别慢  另一方面是BGP,路由协议本质就是一个分布式 一致性 问题,陈旧的算法使得收敛特别满。 端到端的网络赋能: 给 应用选路 的能力

通過CKA

這是繼CCIE JNCIE後的hands on 考試 其實應該在九月改版前去考的 這考試改成兩小時 算是頗有時間壓力 這考試不是輕易就能過的 畢竟是hands on 腦袋不清楚 這考試就會一團亂 沒有事前先對考試環境有一定程度的了解 適應是很花時間的 不夠熟 要過就是運氣了 接下來是被說成比CCIE難的 AWS advanced networking

sad but true

 vgill @vgill Level 1: Also after helping build the modern Internet, working on most distributed systems seems so small and pointless. We were jolly green giants, striding the earth with routers, slinging light thousands of kilometers over spun glass thinner than a hair. 7:09 AM · Oct 6, 2020·Twitter Web App @chuegen 4 preproduction OC192 cards in the back of my convertible, driving down Tasman, each one worth far more than my convertible...  I miss those days. vgill OC192c cards piled up in  @paulvixie  's office like pizza boxes after an office party Paul Vixie corner office, no lock on the door. marekj @marekj Yeah, I could get 3 GSR line cards in my Miata! I kind of miss the late nights at mae-east and mae-west. Something nostalgic about installing routers in a parking garage! Zeke @chezbut I have similar feelings working on most small corporate systems, after having worked on complex distributed systems at scale. I guess it's kind of like developing a sommelier's palat