WebTime To Live, or TTL for short, is the sort of expiration date that is put on a DNS record. The TTL serves to tell the recursive server or local resolver how long it should keep said record … WebMay 11, 2024 · TCL 30 Z 2024 6.1 Inch Unlocked Cell Phone with HD+ Display, US Version Android 12 Smartphone 32GB+3GB RAM, 3000mAh Android Phone, Prime Black TCL 10 …
TTL=128和TTL=64的区别是什么? - 百度知道
WebMay 6, 2024 · In any case, based on this logic, in theory the maximum time a packet can exist in the network is 4.25 minutes (255 seconds). Hence, the TTL is described as a “self … WebModel Number PZEM-004T. DIY Supplies ELECTRICAL. Brand Name cuiisw. Origin Mainland. Certification CE. PZEM-004T3. 0 Version TTL Modbus-RTU Power Meter Kwh Meter AC Single Phase 100A Electric Volt Amp Frequency Power Factor Meter. We provide the software to connect it with the PC. If you want to connect it with other terminal device … md とは 役職
Expiring items by using DynamoDB Time to Live (TTL)
WebRS422 (TTL) circuits provide a constant 5 V signal level that is not dependent on the supply voltage. Two supply voltage ranges can be selected: From 4.75 to 5.5 VDC (can be used … WebApr 29, 2024 · Time-to-Live (TTL) in DNS: DNS TTL refers to the time taken by DNS for caching a record. In other words, the duration for which a DNS record is to be kept or the time it takes for a DNS record to be returned … WebNov 7, 2024 · A TTL mínima disponível normalmente é de 30, o equivalente a 30 segundos. Você poderia teoricamente definir uma TTL tão baixa quanto um segundo. Entretanto, a … mdとは it