Cisco Cisco Packet Data Gateway (PDG)
MME Changes in Release 16
▀ MME Enhancements for 16.1
▄ Release Change Reference, StarOS Release 16
242
The MME now provides enhanced statistics at the TAI level (MCC/MNC/TAC). A new TAI bulk statistics schema has
been introduced for collection of this data, and the
been introduced for collection of this data, and the
show mme-service statistics
command has been enhanced to
display statistics for a given TAI management database name and TAI (MNC/MCC/TAC).
By default these statistics are tracked at a per eNodeB level. A configuration option is provided to change the collection
mode to per TAI level. This collection mode configuration is available per MME service.
mode to per TAI level. This collection mode configuration is available per MME service.
Customer Impact: TAI based statistics help operators localize failures to a particular geographical area. They also
provide statistics on the load generated on the MME from different geographies, and help in network planning.
provide statistics on the load generated on the MME from different geographies, and help in network planning.
Command Changes
tai schema
Configures TAI (Tracking Area Identifier) bulk statistics schema.
configure
bulkstats mode
tai schema schema_name format schema_format
no tai schema schema_name
end
Notes:
schema_name
must be an alphanumeric string of 1 through 31 characters.
statistics
This new command configures the statistics collection mode for the MME service.
configure
context context_name
mme-service mme_svc_name
statistics collection-mode { enodeb | tai } [ -noconfirm ]
default statistics collection-mode [ -noconfirm ] cmd
end
Caution:
Changing this collection mode will restart the MME service and will clear all statistics at the MME
service and eNodeB level.
Notes:
Use this command to collect statistics for this MME service at the eNodeB level (default), or at the TAI level.
When configured to collect statistics per TAI, the MME will collect statistics only for the TAIs that are
configured in the LTE TAI Management Database that is associated with the MME service.