9 Time Protocols
Contents
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
Overview
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2
TimeP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2
SNTP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2
Selecting a Time Synchronization Protocol or Turning Off Time
Protocol Operation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3
General Steps for Running a Time Protocol on the Switch: . . . . . . . . 9-3
Disabling Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3
SNTP: Viewing, Selecting, and Configuring
. . . . . . . . . . . . . . . . . . . . . 9-4
Menu: Viewing and Configuring SNTP . . . . . . . . . . . . . . . . . . . . . . . . . . 9-5
CLI: Viewing and Configuring SNTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-8
Viewing the Current SNTP Configuration . . . . . . . . . . . . . . . . . . . . 9-8
Configuring (Enabling or Disabling) the SNTP Mode . . . . . . . . . 9-10
TimeP: Viewing, Selecting, and Configuring
. . . . . . . . . . . . . . . . . . . . 9-16
Menu: Viewing and Configuring TimeP . . . . . . . . . . . . . . . . . . . . . . . . 9-17
CLI: Viewing and Configuring TimeP . . . . . . . . . . . . . . . . . . . . . . . . . . 9-18
Viewing the Current TimeP Configuration . . . . . . . . . . . . . . . . . . 9-19
Configuring (Enabling or Disabling) the TimeP Mode . . . . . . . . 9-20
SNTP Unicast Time Polling with Multiple SNTP Servers
. . . . . . . . 9-25
Displaying All SNTP Server Addresses Configured on the Switch . . 9-25
Adding and Deleting SNTP Server Addresses . . . . . . . . . . . . . . . . . . . 9-26
Menu: Operation with Multiple SNTP Server Addresses
Configured . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-26
SNTP Messages in the Event Log
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-26
10 Port Status and Configuration
Contents
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
Overview
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3
Viewing Port Status and Configuring Port Parameters
. . . . . . . . . . 10-3
Menu: Port Status and Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4
Port Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4
Status of Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5
ix
Summary of Contents for PROCURVE 2520
Page 2: ......
Page 3: ...HP ProCurve 2520 Switches November 2009 S 14 03 Management and Configuration Guide ...
Page 60: ...Using the Menu Interface Where To Go From Here 3 16 ...
Page 82: ...Using the Command Line Interface CLI CLI Editing Shortcuts 4 22 ...
Page 146: ...Switch Memory and Configuration Automatic Configuration Update with DHCP Option 66 6 40 ...
Page 164: ...Interface Access and System Information System Information 7 18 ...
Page 292: ...Port Trunking Outbound Traffic Distribution Across Trunked Links 12 30 ...
Page 374: ...Configuring for Network Management Applications LLDP Link Layer Discovery Protocol 13 82 ...
Page 434: ...Monitoring and Analyzing Switch Operation Locating a Device B 30 ...
Page 514: ...Troubleshooting DNS Resolver C 80 ...
Page 524: ...Daylight Savings Time on ProCurve Switches E 4 ...
Page 542: ...16 Index ...
Page 543: ......