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Oracle® Communications EAGLE SIGTRAN User's Guide
Release 46.6
E97352 Revision 1
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Base transaction unit

The base IP signaling transaction unit involves an MSU sent and an MSU received. If the E5-ENET-B, E5-ENET when IPSG High Throughput Feature is turned OFF, then each MSU has a Service Information Field (SIF) of less than or equal to 160 bytes. If the E5-ENET-B IPSG High Throughput feature is turned on, then each MSU has a SIF of less than or equal to 120 bytes.

The base Advertised Capacity of EAGLE IP signaling cards assumes an average transaction unit cost of 1.0, so a TPS rating of 2,000 = 2,000 Transaction Units per Second (TPS), each having a cost of 1.0. If the average transaction cost increases above 1.0, then the Advertised Capacity (TPS rating) of the IP signaling card decreases proportionally.

Table 5-6 shows the base Advertised Capacity for IPSG application on applicable cards.

Table 5-6 Base Advertised Capacity for IPSG Cards

Card Base Advertised Capacity (TPS)
E5-ENET 5,000 for IPSG

4000 for IPGWx/IPLIMx

E5-ENET-B (E5-ENET-B when IPSG High Throughput Feature OFF, E5-ENET or SLIC) 6500 for IPSG

4000 for IPGWx/IPLIMx

E5-ENET-B (E5-ENET-B IPSG High Throughput ON) 9500 for IPSG

4000 for IPGWx/IPLIMx

SLIC 10000 for IPSG

Exceeding the Advertised Capacity may result in signaling congestion, and in combination with the E5IS Data Feed feature, may result in the application discarding E5IS Data Feed messages.