Cisco Cisco Packet Data Gateway (PDG)
Command Changes
pgw-address
Below key words are added to pgw-address command as part of this release:
configure
context context_name
pgw-address [IP-ADDRESS ip_address
{ [
primary
|
secondary | |
[
fqdn fqdn_var primary
|
secondary
]}
]
end
GTP-C Load and Overload Control on ePDG
CSCus68120 - 3GPP based GTP-C Load and Overload Control on ePDG
Feature Changes
Load/Overload control
Previous Behavior: Load/overload support for ePDG was not available.
New Behavior: Load/overload support for ePDG provided, It will throttle various messages depending on
the load/overload on peer nodes.
the load/overload on peer nodes.
Customer Impact: Provides customer an option to load balance the different nodes by enabling the CLI.
Command Changes
message-prioritization
New command message-prioritization is introduced in this release:
configure
context context_name
[ no ] message-prioritization group1 percentage group2percentage
[ default ] message-prioritization
[ default ] message-prioritization
end
Maintain Session Uniqueness and Avoid Stale Session Processing
CSCus87417 - PGW: Maintain Session Uniqueness
Feature Changes
Added a mechanism for the sender/message originator to add a time stamp of when the message is originated
and the maximum time that the originator is going to wait before giving up on the message response and the
procedure. The receiving node should utilize the same time stamp and maximum wait time to identify if it is
and the maximum time that the originator is going to wait before giving up on the message response and the
procedure. The receiving node should utilize the same time stamp and maximum wait time to identify if it is
Release Change Reference, StarOS Release 19
82
ePDG Changes in Release 19
GTP-C Load and Overload Control on ePDG