Term
| Name 4 consequences of not having the correct time settings on ESXi |
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Definition
1. performance charting
2. SSH key expirations
3. NFS access
4. backup jobs
Also accept - authentication |
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Term
| Where might you locate a reliable time source to perform synchronisation (2 locations) |
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Definition
1. Time source located on the Internet
2. Another server on the network |
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Term
| What is the recommended configuration for managing time synchronization? |
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Definition
| Synchronize all servers against one reliable internal time server and then synchronize the internal time server with a reliable Internet time server. ESXi's Network Time Protocol (NTP) provides this functionality. |
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Term
| Through what interface should you enable NTP on a host? |
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Definition
| Through vSphere Client, logged into the ESXi Host or through vCenter. |
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Term
| T/F: Using the vSphere Client to enable NTP automatically enables NTP traffic through the firewall. |
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Definition
| True: verify this by noting an "Open Firewall Ports" entry in the Tasks pane or by clicking Security Profile under the Software menu and seeing an entry for NTP client listed under Outgoing Connections. |
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Term
| What are the Startup Policy options in the NTP Daemon for ESXi? (name 3) |
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Definition
1. Start automatically if any ports are open, and stop when all ports are closed
2. Start and stop with host
3. Start and stop manually |
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