Cisco Cisco Packet Data Gateway (PDG)
If the information is absent from the DB, and if CC IE is not present in transferred PDNs of Context Response
message during 3G to 4G TAU, then the MME does not send local default CC IE in CSReq and the PDN is
activated
message during 3G to 4G TAU, then the MME does not send local default CC IE in CSReq and the PDN is
activated
'Disabled' is the default behavior. If deactivation for CC changes is not enabled, then the MME updates the
APN's CC information in the subscriber DB and keeps the PDN active if the CC information changes in or
is absent from the ISDR.
APN's CC information in the subscriber DB and keeps the PDN active if the CC information changes in or
is absent from the ISDR.
To confirm the MME's current configuration regarding PDN deactivation, use the following command. The
illustration below is a partial display to indicate the current configuration, which will be either 'enabled' or
'disabled':
illustration below is a partial display to indicate the current configuration, which will be either 'enabled' or
'disabled':
show mme-service name service_name
…
…
Policy S1-Reset
…
Policy S1-Reset
: Idle-Mode-Entry
Policy PDN-Deact CC-Change
: Enabled
Policy Nas-Non-Del
: Disabled
…
Examples
The following command configures the MME to deactivate the PDN connection when the CC information
changes in or is absent from received ISDR:
changes in or is absent from received ISDR:
policy pdn-deactivate cc-change
Command Line Interface Reference, Modes I - Q, StarOS Release 19
971
MME Service Configuration Mode Commands
policy pdn-deactivate