System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9 Menu: Viewing and Configuring System Information . . . . . . . . . . . . . 6-10 CLI: Viewing and Configuring System Information . . . . . . . . . . . . . . 6-11 Web: Configuring System Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 6-14

Using Friendly (Optional) Port Names . . . . . . . . . . . . . . . . . . . . . . . . 6-15 Configuring and Operating Rules for Friendly Port Names . . . . . . . . 6-15 Configuring Friendly Port Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-16 Displaying Friendly Port Names with Other Port Data . . . . . . . . . . . 6-18

7 Configuring IP Addressing

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2

IP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3 Just Want a Quick Start with IP Addressing? . . . . . . . . . . . . . . . . . . . . 7-4 IP Addressing with Multiple VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4 Menu: Configuring IP Address, Gateway, and Time-To-Live (TTL) . . 7-5 CLI: Configuring IP Address, Gateway, and Time-To-Live (TTL) . . . . 7-7 Web: Configuring IP Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-11 How IP Addressing Affects Switch Operation . . . . . . . . . . . . . . . . . . . 7-12

IP Preserve: Retaining VLAN-1 IP Addressing Across Configuration

File Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-17

Operating Rules for IP Preserve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-17

Globally Assigned IP Network Addresses . . . . . . . . . . . . . . . . . . . . . . 7-21

8 Time Protocols

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

TimeP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

SNTP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

Selecting a Time Synchronization Protocol or Turning Off Time

Protocol Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3 General Steps for Running a Time Protocol on the Switch: . . . . . . . . 8-3 Disabling Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4

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