HR : – , , . HR- – -. – -, . – - . HR- – HR-, . HR- HR- HRM/CRM . : – . – , . – HR-. – , . : (NDA ). 1. - ( ) - - - - - - - - - - (2) - - - 2. 1: (1 ) : HR (40%), (30%) 2: (2 ) (HR ) : (20%), (50%), HR (30%) 3: CRM IP/SIP (3 ) CRM IP/SIP : (20%), (50%), IT (30%) 4: () : (10%), (60%), (30%) 3. CRM : Salesforce HubSpot Zoho CRM Pipedrive 4. IP/SIP : 3CX Asterisk RingCentral Cisco Unified Communications Manager . 5. CRM : : $3,000 - $20,000 : 2-3 IP/SIP : : $3,000 - $10,000 : 1-2 : : $8,000 - $35,000 : $40,000 - $120,000 ( ) : $68,000 - $185,000 6. % : 20% : 50% : 30% IT : 30% , . CRM IP/SIP , . 0 0 0 0 257 ? 12345 E-mail , ?