---
# System prepended metadata

title: damn腦網路

---

## Ch1
![image](https://hackmd.io/_uploads/ByFYnCSAT.png)

兩個以上的通訊實體 傳送訊息的格式 順序 還有在通訊實體收到或送出要做什麼事



![image](https://hackmd.io/_uploads/BJWy7ULA6.png)

![image](https://hackmd.io/_uploads/SJ9XQIUC6.png)

![image](https://hackmd.io/_uploads/Bys4mLLC6.png)

![image](https://hackmd.io/_uploads/rkhwRbzgA.png)

![image](https://hackmd.io/_uploads/SyijILUCp.png)

![image](https://hackmd.io/_uploads/rJ5_3ILAa.png)

![image](https://hackmd.io/_uploads/ryQqR-fg0.png)

![image](https://hackmd.io/_uploads/HyI5nILR6.png)

## ch2

client-server 
![image](https://hackmd.io/_uploads/HJ_ug0WxA.png)
顧好server就一直都在 但是擴充性較差

![image](https://hackmd.io/_uploads/rkqk-0bxC.png)
穩定性比較低 但是擴充性較好

identifier IP + port number

app protocol
![image](https://hackmd.io/_uploads/ryo570Wl0.png)

![image](https://hackmd.io/_uploads/SkKSMJzgA.png)

![image](https://hackmd.io/_uploads/BJJmVyMgC.png)

![image](https://hackmd.io/_uploads/H1W5hyzeR.png)

![image](https://hackmd.io/_uploads/r1Wf0yGgC.png)

![image](https://hackmd.io/_uploads/S1ZmA1Me0.png)

![image](https://hackmd.io/_uploads/HyzAJlzlR.png)

![image](https://hackmd.io/_uploads/Skgkp-zl0.png)
根據client端的連線品質選擇傳輸量

![image](https://hackmd.io/_uploads/HJk46-fg0.png)
