# ppxCloseSwitch

Forces the PPX server to close an open switch.

#### Prototype

DWORD ppxCloseSwitch ( CTAHD ctahd, unsigned swnum)

Argument | Description
ctahd | Context handle returned by ctaCreateContext or ctaAttachContext.
swnum | Unsigned switch number.

#### Return values

Return value | Description
SUCCESS |
CTAERR_BAD_ARGUMENT | Invalid switch number.
CTAERR_SVR_COMM | Natural Access server communication error.
PPXERR_COMM_FAILURE | Problems were encountered when communicating with the PPX server.

#### Details

ppxCloseSwitch forces the PPX server to close a switch handle (to perform a swiCloseSwitch). The switch connections remain in place, and the handle to the switch closes.