Nortel Networks Mediant TP-1610 SIP - Manual (Page 233)

Mediant 2000 SIP User’s Manual J. SS7 Tunneling
Version 4.4 233 July 2005
J.3 SS7 Parameters
The parameters in Table J-1 below configure all MTP attributes simultaneously. To set each MTP
attribute individually, add _xx (xx equals the element number in the range of 0 to 2) to the end of
the ini file field name.
Table J-1: SS7 Parameters (continues on pages 233 to 234)
ini File Parameter Name Description
SS7_MTP2_Param_AERM_TIE Defines the SS7 alignment emergency error rate threshold.
The valid range is 0 to 10.
The default value is 1.
SS7_MTP2_Param_AERM_TIN Defines the SS7 alignment normal error rate threshold.
The valid range is 0 to 20.
The default value is 4.
SS7_MTP2_Param_Error_Correction_
Method Defines the SLI error correction method.
0 = Basic (default)
B = Basic
P = PCR (Preventive Cyclic Retransmission)
SS7_MTP2_Param_IAC_CP Defines the number of aborted proving attempts before sending an out-of-
service to MTP-3.
The valid range is 0 to 10.
The default value is 5.
SS7_MTP2_Param_Link_Rate Defines the SS7 SLI Link Rate.
Choose either:
0 = 64 kbps (default)
A = 64 kbps
D = 56 kbps
SS7_MTP2_Param_LSSU_Length Defines the SS7 MTP2 LSSU length as 1 or 2 (bytes).
The valid range is 1 to 2.
The default value is 1.
SS7_MTP2_Param_Octet_Counting Defines the SS7 MTP2 Octet received while the OCTET is in counting mode
(# of Octets received - N Octets - while in Octet counting mode).
The valid range is 0 to 256.
The default value is 16.
SS7_MTP2_Param_SUERM_SU_D Defines the SS7 Signal Unit error rate monitor D threshold.
The valid range is 0 to 256.
The default value is 256.
SS7_MTP2_Param_SUERM_T Defines the SS7 SUERM (Signal Unit Error Rate Monitor) T threshold.
The valid range is 0 to 256.
The default value is 64.
SS7_MTP2_Param_Timer_T1 Defines the SS7 MTP2 T1 alignment ready timer (in msecs).
The valid range is 0 to 100000.
The default value is 50000.
SS7_MTP2_Param_Timer_T2 Defines the SS7 MTP2 T2 unaligned timer (in msecs).
The valid range is 0 to 200000.
The default value is 150000.
SS7_MTP2_Param_Timer_T3 Defines the SS7 MTP2 T3 timer aligned.
The valid range is 0 to 20000.
The default value is 2000.
SS7_MTP2_Param_Timer_T4E Defines the SS7 MTP2 T4e Emergency proving period timer (msec).
The valid range is 0 to 5000.
The default value is 500.
SS7_MTP2_Param_Timer_T4N Defines the SS7 MTP2 T4n Nominal proving period timer.
The valid range is 0 to 15000.
The default value is 8200.
SS7_MTP2_Param_Timer_T5 Defines the SS7 MTP2 Sending SIB timer.
The valid range is 0 to 2400.
The default value is 120.