Chapter 8 Troubleshooting
Troubleshooting Overview
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| Troubleshooting the Management Subsystem |
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Symptom | Diagnostic Action | Possible Cause | Possible Solution | ||
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Management link down: | • | CLI command show | RJ 45 connector is not | Reconnect the cable to the | |
• Mng LINK LED not lit |
| interface | connected to the platform or | GBE port and to network. | |
| GigabitEthernet 1/1 | to the network. |
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| • | ping to management |
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| interface fails |
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| Cable is broken. | Check / Replace the cable. |
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Management link up: | CLI commands | One of the following | See Initial Setup Parameters, | ||
• Mng LINK LED is lit | • | show ip route | configurations may be wrong: | page | |
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• | ping to management | • | show ip | • IP address / subnet mask | Refer to "IP Configuration" |
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| interface fails |
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| • IP default gateway | |
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| CLI command | An ACL may be assigned that | See Initial Setup Parameters, | |
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| show | denies entry. | page | |
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| Refer to "Access Control |
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| Lists" in the Cisco SCE8000 |
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| Software Configuration |
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• | Telnet connection cannot | • | CLI command show | Management interface IP | Check / reconfigure |
| be established |
| interface | address or subnet mask is | management port IP address |
• Mng LINK LED is not lit |
| GigabitEthernet 1/1 | incorrect. | and subnet mask | |
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| (link is down) |
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• | Telnet connection cannot | CLI command: show telnet | Telnet server is disabled. | Enable Telnet server: service | |
| be established | status |
| telnetd | |
• Mng LINK LED is lit |
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| (link is up) |
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| CLI command: show telnet | Too many Telnet connections | Close one or more of the open | |
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| sessions | (up to five concurrent | Telnet sessions. | |
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| sessions are supported via |
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| Telnet ). |
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| CLI command: s how ip | Default gateway is incorrect | Check / reconfigure default | |
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| (when the host used as client | gateway. See Initial Setup | ||
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| is not in the same network as | Parameters, page |
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| the SCE Platform). | Refer to "IP Configuration" |
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| in the Cisco SCE8000 |
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| Software Configuration |
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Cisco SCE8000 Installation and Configuration Guide, Rel 3.1.7
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