SNTP: Viewing, Selecting, and Configuring . . . . . . . . . . . . . . . . . . . . . 8-4 Menu: Viewing and Configuring SNTP . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5 CLI: Viewing and Configuring SNTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8

TimeP: Viewing, Selecting, and Configuring . . . . . . . . . . . . . . . . . . . . 8-14 Menu: Viewing and Configuring TimeP . . . . . . . . . . . . . . . . . . . . . . . . 8-15 CLI: Viewing and Configuring TimeP . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17

SNTP Unicast Time Polling with Multiple SNTP Servers . . . . . . . . 8-22Address Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-22 Adding and Deleting SNTP Server Addresses . . . . . . . . . . . . . . . . . . . 8-22 Menu: Operation with Multiple SNTP Server Addresses Configured 8-24

SNTP Messages in the Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-24

9Optimizing Traffic Flow with Port Controls, Port Trunking, and Filters

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

Viewing Port Status and Configuring Port Parameters . . . . . . . . . . . 9-2Menu: Viewing Port Status and Configuring Port Parameters . . . . . . 9-5 CLI: Viewing Port Status and Configuring Port Parameters . . . . . . . . 9-6 Web: Viewing Port Status and Configuring Port Parameters . . . . . . . 9-9

Port Trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-10 Series 5300XL Switches Port Trunk Features and Operation . . . . . . 9-11 Trunk Configuration Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-12 Menu: Viewing and Configuring a Static Trunk Group . . . . . . . . . . . . 9-16 CLI: Viewing and Configuring Port Trunk Groups . . . . . . . . . . . . . . . 9-18 Web: Viewing Existing Port Trunk Groups . . . . . . . . . . . . . . . . . . . . . 9-24 Trunk Group Operation Using LACP . . . . . . . . . . . . . . . . . . . . . . . . . . 9-25 Trunk Group Operation Using the “Trunk” Option . . . . . . . . . . . . . . . 9-30 Trunk Operation Using the “FEC” Option . . . . . . . . . . . . . . . . . . . . . . 9-30 How the Switch Lists Trunk Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-31 Outbound Traffic Distribution Across Trunked Links . . . . . . . . . . . . 9-31

vii