Contents
vi
Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Configuring NTP Associations 5-6
Configuring NTP Broadcast Service 5-7
Configuring NTP Access Restrictions 5-9
Configuring the Source IP Address for NTP Packets 5-11
Displaying the NTP Configuration 5-12
Configuring Time and Date Manually 5-12
Setting the System Clock 5-12
Displaying the Time and Date Configuration 5-13
Configuring the Time Zone 5-13
Configuring Summer Time (Daylight Saving Time) 5-14
Configuring a System Name and Prompt 5-15
Default System Name and Prompt Configu ration 5-16
Configuring a System Name 5-16
Understanding DNS 5-16
Default DNS Configuration 5-17
Setting Up DNS 5-17
Displaying the DNS Configuration 5-18
Creating a Banner 5-18
Default Banner Configuration 5-18
Configuring a Message-of-the-Day Login Banner 5-19
Configuring a Login Banner 5-20
Managing the MAC Address Table 5-20
Building the Address Table 5-21
MAC Addresses and VLANs 5-21
MAC Addresses and Switch Stacks 5-22
Default MAC Address Table Configuration 5-22
Changing the Address Aging Time 5-22
Removing Dynamic Address Entries 5-23
Configuring MAC Address Change Notification Traps 5-23
Configuring MAC Address Move Notification Traps 5-25
Configuring MAC Threshold Notification Traps 5-26
Adding and Removing Static Address Entries 5-27
Configuring Unicast MAC Address Filtering 5-28
Disabling MAC Address Learning on a VLAN 5-29
Displaying Address Table Entries 5-30
Managing the ARP Table 5-31
CHAPTER
6Clustering Switches 6-1
Understanding Switch Clusters 6-2