In order to allow full codec negotiation between MS and MNCC application,
MNCC_LCHAN_MODIFY must be sent with lchan_type and lchan_mode. Both
attributes define the actual codec. They are used by OpenBSC to assign to
given channel type and set correct mode.
};
-#define MNCC_SOCK_VERSION 5
+#define MNCC_SOCK_VERSION 3
struct gsm_mncc_hello {
uint32_t msg_type;
uint32_t version;