Oam Modes - Zhone etherxtend 3300 series User Manual

OAM modes

Release 1.14.1 introduces OAM support on MALC-EFM-SHDSL-24,
MALC-EFM-SHDSL-24NT, MALC-EFM-SHDSL-24NTP card interfaces
connected to an EtherXtend.
EtherXtend or compatible EFM OAM-enabled
CPEs with EFM interfaces and ether-oam profiles
in passive mode.
EFM/CPEs incorporating the OAM sublayer support active and/or passive
mode. When OAM is enabled, a EFM/CPE capable of both active and passive
mode will select either active or passive. The following table indicates the
behavior of active and passive mode EFM/CPEs.
Table 21: Active and passive mode
Capability
Initiates OAM discovery process.
Reacts to OAM discovery process
initiation.
Required to send information
OAMPDUs
Permitted to send event notification
OAMPDUs
Permitted to send variable request
OAMPDUs
Permitted to send variable response
OAMPDUs
Permitted to send loopback control
OAMPDUs
MALC with EFM-SHDSL-24
card
Active EFM/CPE Passive EFM/CPE
Yes No
Yes Yes
Yes Yes
Yes Yes
Yes No
Yes Yes
Yes No
EtherXtend User's Guide
802.3ah EFM OAM
125