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Chap10_Sect3_Intro

Device Maintenance

TermDefinition
Network Time Protocol (NTP) Protocol that allows routers on the network to synchronize their time settings with an NTP server.
Stratum Level The number of hop counts for a synchronized time on an NTP network from the authoritative source to a particular device.
show clock Command that displays the current time on the software clock.
Syslog Command/protocol that uses UDP port 514 to send event notification messages across IP networks to event message collectors.
Service Timestamp A console message logged that identifies when an interface state was changed.
service timestamps log datetime Command that forces logged events to display the date and time.
Warning Level 4 - Emergency Level Syslog notification level about software or hardware malfunctions; this type of message means that the functionality of the device is affected.
Notification Level 5 Syslog notification level for normal, but significant events.
Informational Level 6 Syslog notification level that does not affect device functionality.
Debugging Level 7 Syslog notification level that indicates that the messages are output generated from issuing various debug commands.
Created by: CTE-ECOT
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