Cisco Cisco Packet Data Interworking Function (PDIF)
GGSN Service Configuration Mode Commands
gtpc allow-on-congestion ▀
Command Line Interface Reference, StarOS Release 16 ▄
5091
gtpc allow-on-congestion
This command enables the prioritized handling for VoLTE/Emergency calls for the current GGSN service. This is a
license-controlled feature under the license introduced for VoLTE.
license-controlled feature under the license introduced for VoLTE.
Product
GGSN
Privilege
Administrator, Config Administrator
Mode
Exec > Global Configuration > Context Configuration > GGSN Service Configuration
configure > context context_name > ggsn-service service_name
Entering the above command sequence results in the following prompt:
[context_name]host_name(config-ggsn-service)#
Syntax
[ no ] gtpc allow-on-congestion { apn-name [ apn_name ] | arp [ priority ] | rel99arp [
priority ] }
priority ] }
no
Removes the default configuration.
apn-name
Configures the GW to allow calls for this APN even under congestion.
apn_name
is the access point name to
be prioritized. It is a string of size 1 to 64.
arp
priority
Configures the GW to allow calls for this ARP even under congestion.
priority
is the ARP Priority Level,
ranging integer 1..15
rel99arp
priority
Configures the GW to allow calls for the Rel99 ARP under congestion. Rel99arp is ignored in case EARP is
received.
received.
priority
is the REL99ARP priority, ranging from integer 1..3
Usage
For VoLTE and Emergency calls there are certain scenarios where-in prioritized handling is needed as
compared to non-VoLTE calls
When CLI is enabled:
compared to non-VoLTE calls
When CLI is enabled:
Under congestion scenarios, emergency calls are given priority and are accepted as much as possible
Only 3 or less APN and ARP values can be configured for prioritized handling in congestion situation.
Gn CPCReq calls having the Release 99 bearer parameter ARP(not EARP) are allowed under
congestion.