AOMEI Backupper 3.2.0 log is as follows:

[0       ]open.cpp(1803): (TFTP)thread pool size: 1:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
====================== System Information ======================
Module Path: C:\Program Files (x86)\AOMEI Backupper\PxeUi.exe
Product Name: Windows Server 2012 R2 Standard (6.2.9200.2)
Service Package: 
OS Version: 6.3
Total Memory: 8158 MB
Available Memory: 5586 MB
System Root: C:\Windows
Processor Architecture: AMD64
Processor Number: 4
Current Time: 2016-3-9 19:26:47
================================================================

[0       ]HttpFileServer.cpp(61) WatchIp Thread Id:3108: (HFS)Create watch thread fail
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]serverinfo.cpp(291): (DHCP)no recv date
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69:
[0       ]HttpFileServer.cpp(573): (HFS)CancelNotify Faile
[0       ]open.cpp(2027): (TFTP)CancelNotify fail
[0       ]open.cpp(2050): (TFTP)Network changed, re-detecting Interfaces..:
[0       ]open.cpp(1831): (TFTP)detecting Interfaces..:
[0       ]open.cpp(1972): (TFTP)Listening On: 192.168.0.73:69: