Cisco Cisco Packet Data Gateway (PDG)
MME Changes in Release 16
▀ MME Enhancements for 16.2
▄ Release Change Reference, StarOS Release 16
228
CSCup58544 - sessmgr Fatal Signal 6 __kernel_vsyscall() - show mme-service
db record
Feature Changes
Attach Reject for Invalid IMSI
Previous Behavior: On receiving an ATTACH REQUEST with a 16-digit IMSI, the MME did not reject the attach
request.
request.
New Behavior: If an ATTACH_REQUEST is received with an IMSI having more than 15 digits, the MME now
responds with an ATTACH REJECT with cause "Invalid Mandatory Information".
responds with an ATTACH REJECT with cause "Invalid Mandatory Information".
CSCup70412 - mmemgr resources not used when eSMLC peers are UP
Performance Indicator Changes
show task resources facility mmemgr all
When an sls-service is started and SLs peer connections to the eSMLC are up, the output of the
show task
resources facility mmemgr all
command now includes the number of MME Manager sessions used by these
eSMLC connections in the total session count.
In the following example, there are 480 VLRs plus 8 eSMLC connections, for a total of 488 total sessions.
task cputime memory files sessions
cpu facility inst used allc used alloc used allc used allc S status
----------------------- --------- ------------- --------- ------------- ------
6/0 mmemgr 1 0.6% 95% 64.75M 400.0M 68 1000 81 16k - good
6/0 mmemgr 2 0.7% 95% 66.05M 400.0M 87 1000 81 16k - good
6/0 mmemgr 3 0.6% 95% 65.40M 400.0M 79 1000 21 16k - good
6/0 mmemgr 4 0.6% 95% 64.24M 400.0M 66 1000 81 16k - good
6/0 mmemgr 5 0.6% 95% 65.33M 400.0M 66 1000 81 16k - good
6/0 mmemgr 6 0.6% 95% 65.20M 400.0M 68 1000 81 16k - good
6/0 mmemgr 7 0.6% 95% 65.18M 400.0M 62 1000 32 16k - good
6/0 mmemgr 8 0.5% 95% 64.84M 400.0M 61 1000 30 16k - good
Total 8 5.13% 521.0M 557
488