全面提升GPRS 2g 3g 4g WIFI网速

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据说适合所有安卓机，没变砖风险，发现不正常，删除这段就行了。还是re管理器把这段加入到官方build.prop文件最低xia面、GPRS/3g/4g/wifi、就得到全面提高！浏览网页秒开！
net.tcp.buffersize.default=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.wifi=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.umts=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.gprs=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.edge=4096,87380,256960,4096,16384,256960
net.ipv4.ip_no_pmtu_disc=0
net.ipv4.route.flush=1
net.ipv4.tcp_ecn=0
net.ipv4.tcp_fack=1
net.ipv4.tcp_mem=187000 187000 187000
net.ipv4.tcp_moderate_rcvbuf=1
net.ipv4.tcp_no_metrics_save=1
net.ipv4.tcp_rfc1337=1
net.ipv4.tcp_rmem=4096 39000 187000
net.ipv4.tcp_sack=1
net.ipv4.tcp_times**ps=1
net.ipv4.tcp_window_scaling=1
net.ipv4.tcp_wmem=4096 39000 187000
ro.ril.hep=1ro.ril.enable.dtm=1
ro.ril.hsdpa.category=28
ro.ril.hsupa.category=7
ro.ril.enable.3g.prefix=1
ro.ril.gprsrlass=12
net.dns1=114.114.114.114
net.dns2=114.114.115.115