6.1  Call forwarding unconditional (CFU)  p. 21

6.2  Call forwarding on mobile subscriber busy (CFB)  p. 21

6.3  Call forwarding on no reply (CFNRy)  p. 21

6.4  Call forwarding on mobile subscriber not reachable (CFNRc)  p. 21

6.5  Call waiting (CW)  p. 21

6.6  Call hold (HOLD)  p. 22

6.7  Completion of calls to busy subscribers (CCBS)  p. 22

6.8  Explicit call transfer (ECT)  p. 22

6.9  Multi party service (MPTY)  p. 22

6.10  Advice of charge (AoC)  p. 22

6.11  Barring of outgoing calls (BAOC)  p. 22

6.12  Barring of outgoing international calls (BOIC)  p. 22

6.13  Barring of outgoing international calls except those directed to the home PLMN country (BOIC-exHC)  p. 22

6.14  Barring of incoming calls (BAIC)  p. 22

6.15  Barring of incoming calls when roaming outside the home PLMN country (BIC-Roam)  p. 22

6.16  Call deflection (CD)  p. 23

7.1  Customised Applications for Mobile network Enhanced Logic (CAMEL)  p. 23

7.2  Support for Optimal Routeing(SOR)  p. 23

8.1  Interworking with GSM PLMN/ISDN network supporting only a maximum User-user information element length of 35 octets  p. 23

8.2  Interworking with non-ISDN network  p. 23