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Manuals and User Guides for Alaxala AX2500S. We have
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Alaxala AX2500S manual available for free PDF download: Troubleshooting Manual
Alaxala AX2500S Troubleshooting Manual (136 pages)
Brand:
Alaxala
| Category:
Network Router
| Size: 1.14 MB
Table of Contents
Intended Readers
7
Preface
7
Table of Contents
25
Safety Information
27
Overview of Analyzing Failures
28
Overview of Analyzing Failures of All or Part of the Switch
29
Overview of Analyzing Failures of Functionality
31
1 Overview
27
2 Troubleshooting Switch Failures
35
Procedure for Handling Switch Faults
36
Isolating the Cause of External Power Unit Failures
38
Replacing the Switch and Optional Modules
39
3 Troubleshooting Functional Failures During Operation
41
Login-Related Problems
42
Forgotten Login User Password
42
Forgotten Device Administrator Password
42
Operation Terminal Problems
43
Information Cannot be Entered from the Console or Does Not Display Correctly
43
Login from a Remote Terminal Is Not Possible
45
Login Authentication Using RADIUS Is Not Possible
46
Commands Cannot be Entered
46
Problems Occurring While Saving Files
47
Information Cannot be Saved in the Startup Configuration File
47
Copying or Writing Information to a Memory Card Is Not Possible
47
Copying or Writing Information to the RAMDISK Is Not Possible
48
Update by Using the "Ppupdate" Operation Command Is Not Possible
49
Restoring Data by Using the "Restore" Operation Command Is Not Possible
49
Saving or Restoring the Binding Database Is Not Possible
49
Network Interface Communication Failures
50
Ethernet Port Cannot be Connected
50
Actions to be Taken for 10BASE-T/100BASE-TX/1000BASE-T Problems
51
Actions to be Taken for 100BASE-FX [24S4X]/1000BASE-X Problems
53
Actions to be Taken for 10GBASE-R Problems [10G Models]
55
Actions to be Taken for Direct Attach Cable Problems [10G Models]
56
Communication Failures When Link Aggregation Is Used
57
Layer 2 Network Communication Failures
59
Layer 2 Communication by Vlans Is Not Possible
59
Failures Occurring When the Spanning Tree Functionality Is Used
62
Failures Occurring When the Ring Protocol Functionality Is Used
63
Failures When the DHCP Snooping Functionality Is Used
66
Multicast Forwarding by IGMP Snooping Is Not Possible
71
Multicast Forwarding by MLD Snooping Is Not Possible
73
Ipv4 Network Communication Failures
75
Communication Is Not Possible or Is Disconnected
75
Communication Failures Occurring When the DHCP Server Is Used
78
Ipv6 Network Communication Failures
80
Communication Is Not Possible or a Disconnection Occurred
80
Layer 2 Authentication Communication Failures
83
Communication Failures Occurring When IEEE 802.1X Is Used
83
Communication Failures Occurring When Web Authentication Is Used
87
Communication Failures Occurring When MAC-Based Authentication Is Used
91
Communication Failures Occurring When Secure Wake-On-LAN Is Used [OS-L2A]
95
Communication Failures in the High-Reliability Functionality Based on a Redundant Configuration
97
Communication Failures Occurring When Uplink Redundancy Is Used
97
Communication Failures Occurring When SML Is Used [OS-L2A]
98
SNMP Communication Failures
100
Mibs Cannot be Obtained from the SNMP Manager
100
Traps Cannot be Received by the SNMP Manager
101
When Snmpv3 Cannot be Used
101
Troubleshooting the Sflow Statistics (Flow Statistics) Functionality
102
Sflow Packets Cannot be Sent to the Collector
102
Flow Samples Cannot be Sent to the Collector
105
Counter Samples Cannot be Sent to the Collector
105
Communication Failures in the Neighboring Device Management Functionality
107
Neighboring Device Information Cannot be Obtained by the LLDP Functionality
107
NTP Communication Failures
108
Time Information Cannot be Obtained from the NTP Server
108
Communication Failures in the IEEE 802.3Ah/Udld Functionality
109
Port Is in Inactivate Status by the IEEE 802.3Ah/Udld Functionality
109
Communication Failures in Filtering and Qos Configurations
110
Checking the Filtering and Qos Control Configuration Information
110
Port Mirroring Failures
111
Bpdus Are Sent from a Mirror Port
111
Power Saving Functionality Failures
112
LED Brightness Control Is Disabled
112
Power Saving Scheduling Is Disabled
113
Problems Related to the Support of a Long Life Solution
115
Dates Are Not Displayed Correctly in Temperature History Information
115
4 Obtaining Failure Information
117
Obtaining Failure Information
118
Writing Data to a Memory Card
119
Transferring Files Via FTP
120
5 Line Testing
121
Testing a Line
122
Internal Loopback Test
123
Loop Connector Loopback Test
124
Creating Loop Connectors
124
Appendix
127
Detailed Display Contents of the Show Tech-Support Command
128
Index
135
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