L'unità massima di trasmissione (MTU) è la dimensione in byte del pacchetto più grande supportato da un protocollo del livello di rete, che include intestazioni e payload del pacchetto IP.
I pacchetti di rete inviati tramite un tunnel VPN vengono criptati e poi incapsulati in un pacchetto esterno in modo che possano essere instradati. I tunnel Cloud VPN utilizzano IPsec ed ESP per la crittografia e l'incapsulamento. Poiché il pacchetto interno incapsulato deve rientrare nell'MTU del pacchetto esterno, il suo payload massimo del pacchetto IP deve essere inferiore.
La VPN ad alta disponibilità su Cloud Interconnect non supporta i jumbo frame per i collegamenti VLAN criptati.
Incapsulamento ed elaborazione dei pacchetti
Per trasmettere correttamente i pacchetti utilizzando i tunnel Cloud VPN, devi abilitare la pre-frammentazione sul gateway VPN peer in modo che i pacchetti che invia vengano frammentati prima di essere criptati e incapsulati.
Quando un tunnel Cloud VPN elabora i pacchetti destinati alla rete peer:
Cloud VPN utilizza il clamping MSS per garantire che i pacchetti TCP rientrino nell'MTU del payload prima dell'incapsulamento IPsec.
Per gli altri protocolli, Cloud VPN elabora i pacchetti prima dell'incapsulamento IPsec come segue:
- Se il bit
DFdel pacchetto è impostato e il gateway Cloud VPN determina che è necessaria la frammentazione, il gateway Cloud VPN invia un messaggio ICMP Fragmentation Needed (IPv4) o ICMPv6 Packet Too Big al mittente. La distribuzione di messaggi ICMP o ICMPv6 richiede la configurazione di regole firewall di autorizzazione in entrata applicabili al mittente della VM Compute Engine: una regola per consentire l'ingresso ICMP e, per le VM dual-stack, un'altra regola per consentire l'ingresso ICMPv6. - Se il bit
DFdel pacchetto non è impostato e il gateway Cloud VPN e il pacchetto superano l'MTU del payload, il gateway Cloud VPN tenta di recapitare il pacchetto. Il pacchetto potrebbe essere eliminato da un hop successivo dopo il tunnel Cloud VPN se è troppo grande per l'hop successivo.
- Se il bit
Per informazioni generali su come i protocolli gestiscono le MTU non corrispondenti, consulta MTU non corrispondenti, blocco MSS, rilevamento MTU del percorso nella documentazione MTU di VPC.
MTU del gateway e MTU del payload
Cloud VPN distingue tra l'MTU del gateway Cloud VPN e l'MTU del payload Cloud VPN. L'MTU del gateway Cloud VPN è:
- 1460 byte, per Cloud VPN, sia VPN classica che VPN ad alta disponibilità
- 1440 byte, per la VPN ad alta disponibilità su Cloud Interconnect
Configura il gateway VPN peer in modo che utilizzi un MTU corrispondente all'MTU del gateway Cloud VPN.
L'MTU del payload per un tunnel Cloud VPN dipende da entrambi i seguenti fattori:
- La crittografia utilizzata dal tunnel
- Lo stack IP dell'interfaccia gateway del tunnel: IPv4 o IPv6
Per una determinata MTU e un determinato algoritmo di crittografia del gateway, l'MTU del payload di un tunnel su un'interfaccia del gateway IPv6 è 20 byte più piccola dell'MTU del payload di un tunnel su un'interfaccia del gateway IPv4. Per ulteriori informazioni, consulta Valori MTU del payload di Cloud VPN.
Valori MTU del payload di Cloud VPN
L'MTU del payload di Cloud VPN dipende dalle cifrature scelte nella connessione Cloud VPN.
MTU del payload per le crittografie AEAD
La seguente tabella mostra le combinazioni di cifrari di fase 1 e fase 2 per i cifrari AEAD che utilizzano uno dei seguenti MTU del payload Cloud VPN:
- 1406 byte: per i tunnel Cloud VPN sulle interfacce gateway IPv4
- 1386 byte: per i tunnel Cloud VPN sulle interfacce gateway IPv6
- 1386 byte: per i tunnel VPN ad alta disponibilità su Cloud Interconnect sulle interfacce gateway IPv4
- 1366 byte: per i tunnel VPN ad alta disponibilità su Cloud Interconnect sulle interfacce gateway IPv6
| Fase 1 | Fase 2 |
|---|---|
| AES-GCM-16-128 | AES-GCM-16-128 |
| AES-GCM-16-192 | AES-GCM-16-192 |
| AES-GCM-16-256 | AES-GCM-16-256 |
| AES-GCM-16-128 | AES-GCM-16-192 |
| AES-GCM-16-192 | AES-GCM-16-128 |
| AES-GCM-16-256 | AES-GCM-16-192 |
| AES-GCM-16-128 | AES-GCM-16-256 |
| AES-GCM-16-192 | AES-GCM-16-256 |
| AES-GCM-16-256 | AES-GCM-16-128 |
MTU del payload per le crittografie non AEAD
La seguente tabella mostra le combinazioni di cifrari di fase 1 e fase 2 per i cifrari non AEAD che utilizzano uno dei seguenti MTU del payload Cloud VPN:
- 1374 byte: per i tunnel Cloud VPN sulle interfacce gateway IPv4
- 1354 byte: per i tunnel Cloud VPN sulle interfacce gateway IPv6
- 1354 byte: per i tunnel VPN ad alta disponibilità su Cloud Interconnect sulle interfacce del gateway IPv4
- 1334 byte: per i tunnel VPN ad alta disponibilità su Cloud Interconnect sulle interfacce gateway IPv6
| Fase 1: crittografia | Fase 1 - Integrità | Fase 2: crittografia | Fase 2: integrità |
|---|---|---|---|
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-512-256 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-512-256 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-512-256 |
La seguente tabella mostra le combinazioni di cifrari di fase 1 e fase 2 per i cifrari non AEAD che utilizzano uno dei seguenti MTU del payload Cloud VPN:
- 1390 byte: per i tunnel Cloud VPN sulle interfacce gateway IPv4
- 1370 byte: per i tunnel Cloud VPN sulle interfacce gateway IPv6
- 1370 byte: per i tunnel VPN ad alta disponibilità su Cloud Interconnect sulle interfacce gateway IPv4
- 1350 byte: per i tunnel VPN ad alta disponibilità su Cloud Interconnect sulle interfacce gateway IPv6
| Fase 1: crittografia | Fase 1 - Integrità | Fase 2: crittografia | Fase 2: integrità |
|---|---|---|---|
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-128 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-192 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA1-96 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-256-128 |
| AES-CBC-256 | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | AES-XCBC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | AES-CMAC-96 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA1-96 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-MD5-96 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA256-128 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA384-192 | AES-CBC-256 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-128 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-192 | HMAC-SHA1-96 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA2-256-128 |
| 3DES-CBC | HMAC-SHA512-256 | AES-CBC-256 | HMAC-SHA1-96 |
Passaggi successivi
- Per scoprire i concetti di base di Cloud VPN, consulta la panoramica di Cloud VPN.
- Per aiutarti a risolvere i problemi comuni che potresti riscontrare durante l'utilizzo di Cloud VPN, consulta la pagina Risoluzione dei problemi.