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Where, X interface is specified by 3GPP standard while INI is specified by ETSi standard.
P-Com.Session-Info (PCSI) LI solution requires Sonus network elements (EMS, PSX and SBC7000) that provide Lawful Interception by supporting X1 and X3 interface only. In Sonus LI solution the X1 interface is supported by EMS and the storage of the target table is done by PSX. The X3 interface is supported by SBC7000 (hereby referred as SBC).
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