Database Administration Manual - IP7 Secure
Gateway
threshold is reached when the signaling link's actual usage exceeds the percentage of the signaling
link's fair share of the linkset's TPS or the percentage of the IPGWx card's capacity.
A signaling link's fair share of linkset's TPS is the linkset's TPS divided by the number of in-service
links in the linkset. For example, if the linkset TPS is 4000 and there are 4 signaling links in the linkset,
all in-service, then the signaling link's fair-share would be 1000 TPS (4000/4=1000).
Link Fair Share Example
Table 47: Signaling Link Fair Share Example
Number of In-Service Signaling
Links
4
3
2
1
When this threshold is exceeded, a minor alarm (UAM 0116) is generated. When the amount of traffic
on the signaling link falls below this threshold, UAM 0116 is automatically cleared and UAM 0119 is
generated.
The signaling link TPS alarm shows that the linkset TPS is set too low for the linkset or that the IPSG
card's capacity has been exceeded. Setting the signaling link TPS alarm threshold lower than the linkset
TPS alarm threshold can give the user an earlier indication that the linkset TPS is inadequate or that
traffic is not balanced across the links in the linkset.
:adapter - This parameter specifies the adapter layer for the signaling links that will be assigned to
the IPSG M2PA linkset. This parameter has two values, m2pa and m3ua. For an IPSG M2PA linkset,
the adapter parameter value must be m2pa.
The adjacent point code (APC) for the linkset must be defined in the database, must be in the SS7
domain and cannot match the point code or capability point code of the EAGLE 5 ISS. The domain of
the point code is shown in the DMN field in the output of the rtrv-dstn command. The point code
of the EAGLE 5 ISS is shown in the PCA, PCN, PCN24, or PCI fields and the capability point code of
the EAGLE 5 ISS are shown in the CPCA, CPCN, CPCN24, or CPCI fields in the output of the rtrv-sid
command. An ANSI adjacent point code must be a full point code and cannot be a cluster point code
or a network routing point code.
If the APC is not in the destination point code table, go to the "Adding a Destination Point Code"
procedure in the Database Administration Manual - SS7 and add the APC to the destination point code
table.
Adding the IPSG M2PA linkset cannot exceed the maximum total provisioned system TPS shown in
the rtrv-tps output. An IPSG M2PA linkset uses from 100 to 5000 TPS, as provisioned by the
maxslktps parameter.
If adding the IPSG M2PA linkset will exceed the maximum total provisioned system TPS, and the
maximum total provisioned system TPS is 500,000, perform the "Activating the HIPR2 High Rate
Mode" feature in the Database Administration Manual - System Management to enable and turn on the
910-6278-001 Revision A, January 2012
shows this calculation for a linkset with 1, 2, 3 and 4 in-service signaling links.
Linkset TPS
4000
4000
4000
4000
IPSG M2PA and M3UA Configuration Procedures
Signaling Link Fair Share of the
1000
1333
2000
4000
Table 47: Signaling
Linkset TPS
653
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