Providing voice call support in a network

A method, comprising:

• receiving a registration request at a network entity in a second radio access technology cell from a user equipment located in a first radio access technology cell;
• receiving an initiation request for a voice call from the user equipment in the first radio access technology cell;
• and
• delivering the voice call to an entity in the second radio access technology cell.

An apparatus, comprising:

• at least one processor;
• and
• at least one memory including computer program code,
• wherein the at least one memory and the computer program code are configured to, with the at least one processor, cause the apparatus at least to perform
• initiating a voice call between a user equipment to an entity in a second radio access technology cell, wherein the user equipment is located in a first radio access technology cell;
• registering the user equipment with the second radio access technology cell;
• and
• conducting the voice call with the entity via the second radio access technology cell.

An apparatus, comprising:

• at least one processor;
• and
• at least one memory including computer program code,
• wherein the at least one memory and the computer program code are configured to, with the at least one processor, cause the apparatus at least to perform
• receiving a registration request at a network entity in a second radio access technology cell from a user equipment located in a first radio access technology cell;
• receiving an initiation request for a voice call from the user equipment in the first radio access technology cell;
• and
• delivering the voice call to an entity in the second radio access technology cell.