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1.±àÒëÄںˣ¬°ÑpppµÄÄÇЩѡÏîÑ¡ÉÏ¡£ (ÎÒÓÃ2.6.8.1µÄkernel£¬cirrus µÄpatch)
2.libpcap-0.9.1 Õâ¸ö°üÊÇpppdÐèÒªµÄ¡£
./configure CC=arm-linux-gcc CFLAGS=-msoft-float --target=arm-linux --host=i686-linux --with-pcap=linux --prefix=/usr/local/arm/3.4
make; make install
3. ppp-2.4.3
./configure --target=arm-linux --enable-arm --prefix=/cirrus/usr
make CC=arm-linux-gcc; make install
Ìæ»»Makefile£¨ºÜ¶àĿ¼Ï¶¼ÓУ©ÖеÄÄÇЩinstall -s Ñ¡ÏÒòΪÕâ¸öÑ¡Ïî»áÓõ½stripÕâ¸öÃüÁµ«ÊÇhost°æ±¾²»ÄܶÔarm bin²Ù×÷£¬¶øÎÒ²»ÖªµÀÔõôarm-linux-strip£¬ÄÇλ֪µÀµÄ˵һÏ¡£
4.rp-pppoe-3.8
./configure --host=arm-linux --prefix=/cirrus
make; make install
×îÖÕÔÚ/cirrus/sbinϰ²×°ÁËpppd pppoe pppoe-setup pppoe-start pppoe-stopµÈ¡£
ÆäÖÐpppoeÊÇ¿ÉÖ´ÐÐÎļþ£¬pppoe-xxxÊǽű¾¡£
ÓÉÓÚÎÒµÄ./configureÃüÁîÓеãÎÊÌ⣬ÐèÒªÐÞ¸ÄÒ»ÏÂpppoe-setup pppoe-start pppoe-connectÖеÄÖ´Ðз¾¶¡£ÎÒ²ÂÏë¿ÉÒÔÓÃ--exec-prefixÀ´½â¾ö£¬²»¹ýÏë˯¾õÁË£¬½ñÌì²»ÏëÊÔÁË¡£
5.±ðÍüÁËÔÚ/cirrus/devÏ mknod ppp c 108 0
6.pppoe-setup °´ÕÕʵ¼ÊÇé¿öÉèÖÃÓû§ÃÜÂëDNSµÈ
7.pppoe-start
8.ping gznet.com ....................... OK
9. Èç¹ûÓÐÎÊÌ⣬±ÈÈç..........TIMEOUTµÈ´íÎ󣬿ÉÒÔ
export DEBUG=1
pppoe-start
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linux java/jsp »ñȡϵͳµ±Ç°Ê±¼äÎÊÌâ

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   //String ddate=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(Calendar.getInstance().getTime());
   TimeZone tz = TimeZone.getTimeZone("ETC/GMT-8"); 
    TimeZone.setDefault(tz);
    ......

linux shell pid

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ruby script/server
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nohup ruby script/server & 2 > 1 &
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nohup ruby script/server & 2 > 1 & echo $! > tmp/pid &
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Linux cµÄpopen()

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¡¡¡¡#include <stdio.h>
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( const char * command
, const char * type
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¡¡¡¡int pclose
( FILE * stream
);
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popen() º¯Êýͨ¹ý´´½¨Ò»¸ö¹ÜµÀ£¬µ÷Óà fork ²úÉúÒ»¸ö×Ó½ø³Ì£¬Ö´ÐÐÒ»¸ö shell ÒÔÔËÐÐÃüÁîÀ´¿ªÆôÒ» ......
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