SIP_CLNT_TRYING
case SIP_CLNT_TRYING:
case SIP_CLNT_TRYING:
if (sip_trans->sip_xaction_state != SIP_CLNT_TRYING &&
if (sip_trans->sip_xaction_state == SIP_CLNT_TRYING ||
sip_trans->sip_xaction_state = SIP_CLNT_TRYING;