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CHAPTER
7-1
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
OL-10101-02
7
Administering the Switch
This chapter describes how to perform one-time operations to administer your Catalyst 2950 or
Catalyst
2955. This chapter consists of these sections:
• Managing the System Time and Date, page 7-1
• Configuring a System Name and Prompt, page 7-14
• Creating a Banner, page 7-17
• Managing the MAC Address Table, page 7-19
• Managing the ARP Table, page 7-26
Managing the System Time and Date
You can manage the system time and date on your switch using automatic configuration, such as the
Network Time Protocol (NTP), or manual configuration methods.
Note For complete syntax and usage information for the commands used in this section, see the Cisco IOS
Configuration Fundamentals Command Reference for Cisco IOS, .
This section contains this configuration information:
• Understanding the System Clock, page 7-1
• Understanding Network Time Protocol, page 7-2
• Configuring NTP, page 7-3
• Configuring Time and Date Manually, page 7-11
Understanding the System Clock
The heart of the time service is the system clock. This clock runs from the moment the system starts up
and keeps track of the date and time.
The system clock can then be set from these sources:
• Network Time Protocol
• Manual configuration