HP PROCURVE 6120 User Manual

xvi
Traffic Selection Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-36
Mirroring-Source Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . B-36
Selecting All Inbound/Outbound Traffic to Mirror . . . . . . . . . . . . . . B-36
Displaying a Mirroring Configuration . . . . . . . . . . . . . . . . . . . . . . . . . B-38
Displaying the Mirroring Configuration Summary . . . . . . . . . . B-38
Viewing Mirroring in the Current Configuration File . . . . . . . . B-40
Mirroring Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . B-41
Local Mirroring Using Traffic-Direction Criteria . . . . . . . . . . . . B-41
Maximum Supported Frame Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-42
Enabling Jumbo Frames To Increase Mirroring Path MTU . . . B-43
Effect of Downstream VLAN Tagging on
Untagged, Mirrored Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-44
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-45
Troubleshooting Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-47
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

HP PROCURVE 6120 Specifications

General

Brand	HP
Model	PROCURVE 6120
Category	Switch
Language	English