2026-02-02
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Log for
電訊台
pm 07:11:01
Licson Lee
頭先有件奇怪嘢,兩部機駁 100G CWDM4,兩邊有光但係唔起,兩邊各自 loop 又得,換咗幾塊來試都係咁,直到兩邊換 100G LR4 就終於自己著。
pm 07:11:25
Licson Lee
開始懷疑條光纖有問題
pm 07:11:32
Mark
唔夠力?
pm 07:11:38
Licson Lee
夠力嘅
pm 07:11:43
Licson Lee
cross connect 來
pm 07:11:46
Mark
定係佢4支lambda走位?
pm 07:12:06
Licson Lee
有機會 不過我冇機試
pm 07:12:16
Mark
但咁短距應該唔會咁明顯
pm 07:12:20
Licson Lee
可能條 cross connect 渣
pm 07:12:27
Licson Lee
係 Mega-i 裡頭
pm 07:12:41
Mark
望下是旦一邊收光幾多
pm 07:12:59
Licson Lee
發射 -0.5 收 -1
pm 07:13:06
Mark
應該拆得到4個lambda
pm 07:13:11
Licson Lee
睇 loss 係冇嘢嘅
pm 07:13:20
Licson Lee
四條 lane 都讀到有 level
pm 07:13:46
Mark
分左光嘅數定係一條過光錶數
pm 07:13:59
Licson Lee
直插 module
pm 07:14:06
Licson Lee
分咗光來
pm 07:14:19
Licson Lee
每個 lambda 都係差唔多呢個level
pm 07:14:26
Mark
咁加個5db la, 可能up limit hit
pm 07:14:54
Mark
一係就system set低啲光output level
pm 07:15:19
Licson Lee
下次試下 我換咗粒常見的嘅就著
pm 07:15:40
Licson Lee
100G LR4 過咗咁耐都仲係有啲貴
pm 07:15:55
Mark
都係未mass到
pm 07:17:03
Licson Lee
最近睇緊啲 100G single lambda DWDM module
pm 07:17:15
Licson Lee
短短地跨 size 其實好正
pm 07:17:30
Licson Lee
直接 skip 咗唔使裝一堆嘢
pm 07:17:46
Mark
有錢就乜撚都得
pm 07:18:41
Licson Lee
主要都係 skip 咗平時個堆 mux line card
pm 07:18:51
Licson Lee
module 直插 mux
pm 07:19:01
Licson Lee
少樣嘢壞
created by
mmis1000
and release under
MIT License
GitHub Repo