Cisco Cisco Packet Data Gateway (PDG)
Context Configuration Mode Commands N-R
▀ network-requested-pdp-context sgsn-cache-time
▄ Command Line Interface Reference, StarOS Release 16
2566
network-requested-pdp-context sgsn-cache-time
Configures the time duration that the GGSN keeps the SGSN/subscriber pair cached in its local memory.
Product
GGSN
Privilege
Security Administrator, Administrator
Mode
Exec > Global Configuration > Context Configuration
configure > context context_name
Entering the above command sequence results in the following prompt:
[context_name]host_name(config-ctx)#
Syntax
network-requested-pdp-context sgsn-cache-time time
default network-requested-pdp-context sgsn-cache-time
default
Configures the default setting.
Default: 300 seconds
Default: 300 seconds
time
Specifies the time interval (in seconds) as an integer from 0 through 86400.
Usage
For an initial network-requested PDP context creation, the system contacts the HLR (via the GSN-MAP
interworking node) to learn which SGSN is currently servicing the subscriber. The system keeps that
information in cache memory for the configured time, so that future network-requested PDP context creations
for that subscriber can be initiated without having to contact the HLR again.
interworking node) to learn which SGSN is currently servicing the subscriber. The system keeps that
information in cache memory for the configured time, so that future network-requested PDP context creations
for that subscriber can be initiated without having to contact the HLR again.
Example
The following command configures an sgsn-cache-time of
500
seconds:
network-requested-pdp-context sgsn-cache-time 500