119     Packet        txPacket;  in BeginTransmit()  local
185     txPacket.Init(type, mTxFrame.GetPsdu(), mTxFrame.GetLength());  in BeginTransmit()
189         txPacket.GetHeader().SetAckMode(Header::kNoAck);  in BeginTransmit()
190         txPacket.GetHeader().SetPacketNumber(mTxPacketNumber++);  in BeginTransmit()
194         txPacket.GetHeader().SetAckMode(Header::kAckRequested);  in BeginTransmit()
195         txPacket.GetHeader().SetPacketNumber(neighbor->mTrelTxPacketNumber++);  in BeginTransmit()
199     txPacket.GetHeader().SetChannel(mTxFrame.GetChannel());  in BeginTransmit()
200     txPacket.GetHeader().SetPanId(destPanId);  in BeginTransmit()
201     txPacket.GetHeader().SetSource(Get<Mac::Mac>().GetExtAddress());  in BeginTransmit()
206         txPacket.GetHeader().SetDestination(destAddr.GetExtended());  in BeginTransmit()
209 …LogDebg("BeginTransmit() [%s] plen:%d", txPacket.GetHeader().ToString().AsCString(), txPacket.GetP…  in BeginTransmit()
211     VerifyOrExit(mInterface.Send(txPacket, isDiscovery) == kErrorNone, InvokeSendDone(kErrorAbort));  in BeginTransmit()