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SNMP: Difference between revisions
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* uptime (1.3.6.1.2.1.25.1.1) | * uptime (1.3.6.1.2.1.25.1.1) | ||
* interfaces (1.3.6.1.2.1.2) | * interfaces (1.3.6.1.2.1.2) | ||
== Supported transport methods == | |||
The SNMP access uses UDP on port 161. If SNMPv3 is enabled, it uses the User-Based Security Model (USM) for authentication and ecryption. In this mode, only "authPriv" is supported. | |||
{| class="wikitable" | |||
|+Available SNMP versions and transport layer | |||
!SNMP version | |||
!Protocol and port | |||
!Security | |||
|- | |||
|v1 | |||
|UDP 161 | |||
|none | |||
|- | |||
|v3 | |||
|UDP 161 | |||
|USM authPriv | |||
|} | |||
{| class="wikitable" | |||
|+Overview of available feature combinations for SNMP access | |||
!Feature set | |||
!SNMP v1 | |||
!SNMP v3 | |||
|- | |||
|plain access | |||
|yes | |||
|no | |||
|- | |||
|authentication | |||
|no | |||
|mandatory (SHA, SHA-256, SHA-512) | |||
|- | |||
|encryption | |||
|no | |||
|mandatory (AES) | |||
|- | |||
|USM | |||
|no | |||
|yes | |||
|- | |||
|via TLS | |||
|no | |||
|no | |||
|- | |||
|via DTLS | |||
|no | |||
|no | |||
|- | |||
|via SSH | |||
|no | |||
|no | |||
|} | |||