furkan@furkan-CR61-3M:~$ cat /etc/lsb-release 
  DISTRIB_ID=Ubuntu 
  DISTRIB_RELEASE=14.04 
  DISTRIB_CODENAME=trusty 
  DISTRIB_DESCRIPTION="Ubuntu 14.04.1 LTS" 
  furkan@furkan-CR61-3M:~$ uname -a 
  Linux furkan-CR61-3M 3.13.0-41-generic #70-Ubuntu SMP Tue Nov 25 14:40:34 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux 
  furkan@furkan-CR61-3M:~$ lspci 
  00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Root Complex 
  00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8330] 
  00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Device 9840 
  00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0 
  00:02.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1 
  00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1 
  00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 01) 
  00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 40) 
  00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39) 
  00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39) 
  00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 3a) 
  00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 02) 
  00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11) 
  00:14.7 SD Host controller: Advanced Micro Devices, Inc. [AMD] FCH SD Flash Controller (rev 01) 
  00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0 
  00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 1 
  00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 2 
  00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 3 
  00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 4 
  00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 5 
  01:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723AE PCIe Wireless Network Adapter 
  02:00.0 Ethernet controller: Qualcomm Atheros AR8161 Gigabit Ethernet (rev 10) 
  furkan@furkan-CR61-3M:~$ lsusb 
  Bus 001 Device 004: ID 5986:014c Acer, Inc  
  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub 
  Bus 002 Device 003: ID 13d3:3394 IMC Networks  
  Bus 002 Device 002: ID 1d57:0016 Xenta  
  Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub 
  Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub 
  Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub 
  furkan@furkan-CR61-3M:~$ rfkill list 
  0: hci0: Bluetooth 
  	Soft blocked: no 
  	Hard blocked: no 
  1: phy0: Wireless LAN 
  	Soft blocked: no 
  	Hard blocked: no 
  furkan@furkan-CR61-3M:~$ sudo lshw -C network 
  [sudo] password for furkan:  
  Üzgünüm, yeniden deneyin. 
  [sudo] password for furkan:  
    *-network                
         açıklama: Kablosuz arayüz 
         ürün: RTL8723AE PCIe Wireless Network Adapter 
         üretici: Realtek Semiconductor Co., Ltd. 
         physical id: 0 
         bus info: pci@0000:01:00.0 
         mantıksal ad: wlan0 
         sürüm: 00 
         serial: 6c:71:d9:b4:5f:b7 
         genişlik: 64 bits 
         saat: 33MHz 
         kapasiteler: pm msi pciexpress bus_master cap_list eternet physical wireless 
         yapılandırma: broadcast=yes driver=rtl8723ae driverversion=3.13.0-41-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11bgn 
         kaynaklar: irq:24 ioport:e000(boyut=256) bellek:fea00000-fea03fff 
    *-network 
         açıklama: Eternet interface 
         ürün: AR8161 Gigabit Ethernet 
         üretici: Qualcomm Atheros 
         physical id: 0 
         bus info: pci@0000:02:00.0 
         mantıksal ad: eth0 
         sürüm: 10 
         serial: 8c:89:a5:0f:b5:aa 
         boyut: 100Mbit/s 
         kapasite: 1Gbit/s 
         genişlik: 64 bits 
         saat: 33MHz 
         kapasiteler: pm pciexpress msi msix bus_master cap_list eternet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation 
         yapılandırma: autonegotiation=on broadcast=yes driver=alx duplex=full ip=192.168.2.2 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s 
         kaynaklar: irq:80 bellek:fe900000-fe93ffff ioport:d000(boyut=128) 
  furkan@furkan-CR61-3M:~$ 

sudo apt-get install build-essential linux-headers-$(uname -r)

wget -c --no-check-certificatehttps://www.kernel.org/pub/linux/kernel/projects/backports/2014/10/23/backports-20141023.tar.xz 
  tar xvf backports-20141023.tar.xz 
  cd backports-20141023/ 
  make defconfig-rtlwifi 
  make 
  sudo make install 
  sudo update-initramfs -u

echo "options rtl8723ae swenc=1 ips=0 fwlps=0" | sudo tee /etc/modprobe.d/rtl8723ae.conf

 
 https://www.kernel.org/pub/linux/kernel/projects/backports/2014/11/17/backports-20141117.tar.xz 
  tar xvf backports-20141117.tar.xz 
  cd backports-20141117/ 
  make defconfig-rtlwifi 
  make 
  sudo make install 
  sudo update-initramfs -u