C Troubleshooting
Contents
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Overview
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-4
Troubleshooting Approaches
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-5
Browser or Telnet Access Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . C-7
Unusual Network Activity
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-9
General Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-9
802.1Q Prioritization Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-10
IGMP-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-10
LACP-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-11
Port-Based Access Control (802.1X)-Related Problems . . . . . . . . . C-11
QoS-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-14
Radius-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-15
Spanning-Tree Protocol (MSTP) and Fast-Uplink Problems . . . . . . C-16
SSH-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-17
TACACS-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-19
TimeP, SNTP, or Gateway Problems . . . . . . . . . . . . . . . . . . . . . . . . . C-21
VLAN-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-21
Using the Event Log for Troubleshooting Switch Problems
. . . . C-24
Event Log Entries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-24
Menu: Displaying and Navigating in the Event Log . . . . . . . . . . . . . C-31
CLI: Displaying the Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-32
CLI: Clearing Event Log Entries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-32
CLI: Turning Event Numbering On . . . . . . . . . . . . . . . . . . . . . . . . . . . C-33
Using Log Throttling to Reduce Duplicate
Event Log and SNMP Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-33
Log Throttle Periods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-34
Example of Log Throttling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-34
Example of Event Counter Operation . . . . . . . . . . . . . . . . . . . . . C-36
Debug/Syslog Operation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-37
Debug/Syslog Messaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-37
Debug/Syslog Destination Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . C-37
Debug/Syslog Configuration Commands . . . . . . . . . . . . . . . . . . . . . . C-38
Configuring Debug/Syslog Operation . . . . . . . . . . . . . . . . . . . . . . . . . C-39
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Содержание ProCurve 6120G/XG
Страница 1: ...ProCurve Series 6120 Switches Management and Configuration Guide November 2010 Version Z 14 22 ...
Страница 2: ......
Страница 3: ...HP ProCurve 6120G XG Switch 6120XG Switch November 2010 Z 14 22 Management and Configuration Guide ...
Страница 24: ...xxii ...
Страница 40: ...Getting Started To Set Up and Install the Switch in Your Network 1 10 ...
Страница 54: ...Selecting a Management Interface Advantages of Using ProCurve Manager or ProCurve Manager Plus 2 14 ...
Страница 70: ...Using the Menu Interface Where To Go From Here 3 16 ...
Страница 92: ...Using the ProCurve Web Browser Interface Contents Setting Fault Detection Policy 5 25 5 2 ...
Страница 160: ...Switch Memory and Configuration Automatic Configuration Update with DHCP Option 66 6 44 ...
Страница 288: ...Port Status and Configuration Uplink Failure Detection 10 42 ...
Страница 318: ...Port Trunking Outbound Traffic Distribution Across Trunked Links 11 30 ...
Страница 470: ...File Transfers Copying Diagnostic Data to a Remote Host USB Device PC or UNIX Workstation A 34 ...
Страница 487: ...Monitoring and Analyzing Switch Operation Status and Counters Data B 17 ...
Страница 518: ...Monitoring and Analyzing Switch Operation Traffic Mirroring B 48 ...
Страница 612: ...MAC Address Management Viewing the MAC Addresses of Connected Devices D 8 ...
Страница 616: ...Monitoring Resources When Insufficient Resources Are Available E 4 ...
Страница 620: ...Daylight Savings Time on ProCurve Switches F 4 ...
Страница 638: ...Network Out of Band Management OOBM Tasks G 18 ...
Страница 659: ...download to primary or secondary flash A 21 using to download switch software A 19 Index 19 ...
Страница 660: ...20 Index ...
Страница 661: ......