Video: VPC muaj pes tsawg lub rooj vag hauv Internet?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Koj tsuas tuaj yeem muaj 1 Internet Gateway ib VPC. Kuaj thiab koj yuav pom. Txawm li cas los xij koj tuaj yeem muaj 5 Internet Gateways rau REGION. Yog tias koj sim qhov no hauv AWS VPC ntu, koj yuav pom tias koj tuaj yeem tsim ntau IGW's, txawm li cas los xij koj tsuas yog tuaj yeem koom nrog nws nrog ib VPC.
Hauv qhov no, Internet rooj vag hauv VPC yog dab tsi?
Ib Internet rooj vag yog kab rov tav scaled, redundant, thiab heev muaj VPC tivthaiv uas tso cai rau kev sib txuas lus ntawm cov xwm txheej hauv koj VPC thiab cov Internet . Nws yog li ntawd txwv tsis pub muaj kev pheej hmoo lossis kev txwv bandwidth ntawm koj lub network tsheb.
Kuj Paub, koj yuav tsum muaj VPC ntau npaum li cas? Koj xav tau kom paub txog cov hauv qab no: - Muaj kev txwv ntawm 50 peering kev sib txuas ib VPC (qhov no ua tau tau nce mus rau qhov siab tshaj plaws ntawm 125). Yog koj xav tau ib tug tag nrho meshed tsim, ces koj VPC txwv yuav be 126. - Rules per Network ACL: 20 txhua txoj kev.
Kuj tseem paub yog, pes tsawg VPCs nyob hauv ib tus account?
Tam sim no koj tuaj yeem tsim 200 subnets rau VPC.
Qhov txawv ntawm NAT rooj vag thiab Internet rooj vag yog dab tsi?
A NAT ntaus ntawv forwards tsheb los ntawm cov piv txwv hauv private subnet rau lub internet lossis lwm yam kev pabcuam AWS, thiab tom qab ntawd xa cov lus teb rov qab rau qhov xwm txheej thaum Internet Gateway yog siv los tso cai rau cov peev txheej hauv koj VPC nkag mus internet.
Pom zoo:
Muaj pes tsawg theem ntawm indirection nyob rau hauv pointers koj muaj peev xwm muaj nyob rau hauv ib qho kev tshaj tawm?
Koj puas tuaj yeem muaj nyob rau hauv ib qho kev tshaj tawm? cov lus teb yog "tsawg kawg 12." txhawb ntxiv. ntawm saj, tab sis muaj qhov txwv. Muaj ob theem ntawm kev taw qhia (tus taw tes rau tus taw tes rau ib yam dab tsi) yog qhov ntau
Dab tsi yog qhov txawv ntawm NAT rooj vag thiab Internet rooj vag?
NAT cov cuab yeej xa mus los ntawm cov xwm txheej hauv ntiag tug subnet rau hauv internet lossis lwm yam kev pabcuam AWS, thiab tom qab ntawd xa cov lus teb rov qab rau qhov xwm txheej thaum Internet Gateway siv los tso cai rau cov peev txheej hauv koj VPC nkag mus rau hauv internet
Muaj pes tsawg kab nyob hauv lub rooj tseeb?
Cov lus tseeb ntawm N inputs muaj 2N kab, ib qho rau txhua tus nqi ntawm cov khoom siv. Txhua kab hauv cov lus tseeb yog txuam nrog minterm uas yog TRUE rau kab ntawd
Muaj pes tsawg lub rooj peb tuaj yeem koom nrog hauv SQL Server?
Hauv SQL Server, koj tuaj yeem koom nrog ntau dua ob lub rooj ntawm ob txoj hauv kev: los ntawm kev siv nested JOIN, lossis los ntawm kev siv WHERE clause. Joins yeej ib txwm ua khub-wise
Muaj pes tsawg cov khoom nyob hauv ib byte pes tsawg tus nibbles nyob hauv ib byte?
Txhua 1 lossis 0 hauv tus lej binary raug hu ua me ntsis. Los ntawm qhov ntawd, ib pawg ntawm 4 cov khoom hu ua nibble, thiab 8-ntsis ua ib byte. Bytes yog ib tug zoo nkauj buzzword thaum ua hauj lwm nyob rau hauv binary