109
Index
A
actions to be taken for 100BASE-FX
[24S4X]/1000BASE-X problems, 27
actions to be taken for
10BASE-T/100BASE-TX/1000BASE-T
problems, 25
actions to be taken for 10GBASE-R problems
[10G models], 29
actions to be taken for direct attach cable
problems [10G models], 30
analyzing failures
overview, 2
analyzing failures of all or part of the Switch
overview, 3
analyzing failures of functionality
overview, 5
B
BPDUs are sent from a mirror port, 85
C
checking the filtering and QoS control
configuration information, 84
commands cannot be entered, 20
communication failures occurring when IEEE
802.1X is used, 57
communication failures occurring when
MAC-based authentication is used, 65
communication failures occurring when secure
Wake-on-LAN is used, 69
communication failures occurring when SML is
used, 6, 11, 24, 72
communication failures occurring when the
DHCP server is used, 52
communication failures occurring when uplink
redundancy is used, 71
communication failures occurring when Web
authentication is used, 61
communication failures when link aggregation
is used, 31
communication is not possible or a
disconnection occurred [IPv6], 54
communication is not possible or is
disconnected, 49
copying or writing information to a memory card
is not possible, 21
copying or writing information to the RAMDISK
is not possible, 22
counter samples cannot be sent to the collector,
79
creating loop connectors, 98
D
dates are not displayed correctly in temperature
history information, 89
detailed display contents of the show
tech-support command, 102
E
Ethernet port cannot be connected, 24
external power failures
isolating the cause, 12
F
failure information
obtaining, 91, 92
failures occurring when the Ring Protocol
functionality is used, 37
failures occurring when the spanning tree
functionality is used, 36
failures when the DHCP snooping functionality
is used, 40
files
transferring via FTP, 94
filtering configurations
communication failures, 84
forgotten device administrator password, 16
forgotten login user password, 16
functional failures during operation
troubleshooting, 15
H
high-reliability functionality based on a
redundant configuration
communication failures, 71
I
IEEE 802.3ah/UDLD functionality
communication failures, 83
information cannot be entered from the console
or does not display correctly, 17
information cannot be saved in the startup
configuration file, 21
internal loopback test, 97
IPv4 networks
communication failures, 49
IPv6 network
communication failures, 54
L
Layer 2 authentication
communication failures, 57
layer 2 communication by VLANs is not
possible, 33
Layer 2 networks
communication failures, 33
LED brightness control is disabled, 86
line
testing, 96
line testing, 95
Содержание AX2500S
Страница 1: ...AX2500S Troubleshooting Guide AX25S T001X 60...
Страница 6: ......
Страница 34: ...1 Overview 8...
Страница 40: ...2 Troubleshooting Switch Failures 14...
Страница 106: ...3 Troubleshooting Functional Failures During Operation 80 config...
Страница 116: ...3 Troubleshooting Functional Failures During Operation 90...
Страница 121: ...95 5 Line Testing 5 1 Testing a line...
Страница 126: ...5 Line Testing 100...
Страница 127: ...101 Appendix A Detailed Display Contents of the show tech support Command...