Emergency Solution to Quick Restoration of the U2000 in FBB (Huawei Engineer)

周淑君 Medium Huawei Staff

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Emergency Restoration Principles

The principle of major problem restoration emphasizes on the quick service restoration by the means of load reduction, service restart and loss data recovery. In addition, logs and data required for the problem locating are collected and sent to Huawei R&D department for cause analysis.

You are required to follow the following principles:

l Regular preparation is required for the emergency solution.

l The priority is put on the quick recovery of the system monitoring.

If the problems cannot be resolved by the restoration solutions described in this document, start the cold standby node to restore the NMS service monitoring and contact GTAC or CTAC immediately.

l To ensure the security of a customers network, obtain the confirmation of data to be collected and written authorization from the customer before the fault data is collected.

l Take proper measures complying with local laws or company privacy regulations to protect personal data.

l Remind the customer to filter personal data out of the coredump file before sending it to Huawei R&D engineers for analysis.

Emergency Solution to Quick Restoration of the U2000 in the Fixed Network applies to devices in the transport domain, access domain and IP domain and in the following emergency scenarios:

l The client cannot be logged in.

l NEs are being unreachable.

l Alarms cannot be monitored.

l NE services are interrupted.

l The OSS fails to monitor the U2000 NMS over the NBI.

How to Obtain document:

Emergency Solution to Quick Restoration of the U2000 in the Fixed Network http://support.huawei.com/carrier/docview!docview?nid=KB1000146828&path=PBI1-7275726/PBI1-8132359/PBI1-20977039/PBI1-21427015/PBI1-15315

This post was last edited by 周淑君 at 2015-07-08 18:37.