
7.5 MAC Loopback (Ethernet Port Attribute)
Description
The
MAC Loopback (Ethernet Port Attribute)
parameter specifies the MAC loopback state
at an Ethernet port. Port loopback setting is applied to locating faults only.
Impact on the System
MAC loopback is a function of diagnosing faults. It may affect the services configured at the
port. If the loopback state is set to
Inloop
, the services at the port may be interrupted.
Values
Value Range
Default Value
Non-Loopback, Inloop
Non-Loopback
The following table lists the description of each value.
Value
Description
Non-Loopback
Indicates the normal state. If the equipment works normally,
you do not need to set the MAC loopback.
Inloop
Loops back the services from the cross-connection side to the
cross-connection side within the equipment at the local end.
Configuration Guidelines
None.
Relationship with Other Parameters
None.
7.6 PHY Loopback (Ethernet Port Attribute)
Description
The
PHY Loopback (Ethernet Port Attribute)
parameter specifies the PHY loopback state at
an Ethernet port. Port loopback setting is applied to locating faults only.
7 List of Parameters
OptiX OSN 550 Multi-Service CPE Optical Transmission
System
Configuration Guide
7-10
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 02 (2011-06-30)