Cisco Cisco Packet Data Gateway (PDG)
SGSN PSP Configuration Mode Commands
▀ sctp-beta
▄ Command Line Interface Reference, StarOS Release 17
8490
sctp-beta
This stream control transmission protocol (SCTP) retransmission time out (RTO) parameter defines the RTO-Beta
value.
value.
Product
SGSN
Privilege
Security Administrator, Administrator
Mode
Exec > Global Configuration > SS7 Routing Domain Configuration > Peer-Server Configuration > PSP Configuration
configure > ss7-routing-domain routing_domain_id variant variant_type > peer-server id id
> psp instance psp_instance
> psp instance psp_instance
Entering the above command sequence results in the following prompt:
[local]host_name(config-ss7-rd-ss7rd_id-ps-peer-server_id-psp-psp_instance)#
Syntax
sctp-beta value
default sctp-beta
value
Defines a percentage (%) that represents the RTO portion of the round-trip time (RTT) calculation. This
percentage value must be an integer between 0 and 65535.
percentage value must be an integer between 0 and 65535.
default
Resets the
sctp-beta
to the default value of 10%.
Usage
Use this command in conjunction with other commands, such as the
sctp-alpha
command, to determine
the round-trip time (RTT) calculations. The Beta parameter is used to manage load balancing within the SS7
environment for multi-homed peers.
environment for multi-homed peers.
Important:
Before using this command to set a value, you must disassociate the PSP instance with the
no
associate
command. When you have set the value with this command, then use the
associate
command to setup a
new association.
Example
Set the SCTP RTO-Alpha value to
512%
of the RTT calculation:
sctp-beta 512