fedora8下安装aircard750的gprs无线网卡驱动(fedora安装apt)

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AirCard7x0.zip的下载地址： the AirCard7x0.zip file. You can unzip the AirCard7x0.zip by executing the following command in terminal window:unzip AirCard7x0.zipThe AirCard7x0.zip contains SW_7xx_SER.dat, ac, and acchat filesHow to Configure Linux to Recognize AirCard /Before you start, make sure that the AirCard is not inserted into the PCMCIA slot.The following instructions will configure the AirCard as a serial-only device on Linux:1. Add the following to /etc/pcmcia/config under the Modems and other serial devices:card "Sierra Wireless AC/AC GPRS Network Adapter R1"manfid 0x, 0xcis "cis/SW_7xx_SER.dat"bind "serial_cs"2. Copy the file SW_7xx_SER.dat in this archive in /etc/pcmcia/cis/3. Restart computer.4. Insert the AirCard /When the card is inserted two high beeps should be heard, indicating that the AirCard has been recognized and the serial driver has been successfully loaded. The AirCard can be accessed as /dev/modem when inserted. Running minicom should allow access to the AT command interface.How to Configure Dialup NetworkingA valid SIM card, user name, password, and APN are required to configure dialup networking.1. Copy the files ac and acchat into /etc/ppp/peers.2. Edit the existing file /etc/ppp/pap-secrets to add the following line:"< login>""< login>" "" "*"Replace < login> with the user name and < password> with the account password.(e.g. "sierra" "sierra" "mypasswd" "*")3. Edit the file /etc/ppp/peers/ac to replace < login> in the line"user < login>"with the same < login> name as the previous instruction. (e.g. user sierra)4. Edit the file /etc/ppp/peers/acchat so that the second line is:OK AT+cgdcont=1,"IP","< APN>"The < APN> should be replaced with the APN for the network.(e.g. OK AT+cgdcont=1,"IP","internet.com")How to Connect to the GPRS NetworkBefore you start, make sure the LED on the AirCard is flashing green. If there is a problem connecting (dialed too soon after inserting card or other problem) eject and re-insert the card.1. Connect using PPPDOpen the console window and issue the following command:pppd call acNOTE:Some pppd version may not correctly set up the dynamic DNS configuration. It may be necessary to copy /etc/ppp/resolv.conf to /etc/resolv.conf.In order to terminate the connection send pppd the tem signal (Ctrl-C).2. Connect using KPPPIt is also possible to connect using a dialer (e.g. Kppp in KDE).1. Run KPPP configuration and click on New2. Click on Dialog Setup and type in the name of connection.3. Type *# for phone number and select PAP for authentication.4. Select Modem tab and for initialization string type in:at+cgdcont=1,"IP","< APN>"where < APN> is the network APN and click on OK.5. Type in Login ID and PasswordWhere Login ID and Password are user name and password from your account.6. Click on Connect.3. Signal StrengthThe RSSI (signal quality) and be read by starting minicom and issuing the command:at+csqThe first number indicates the signal strength above - dBm (in 2 dBm increments). A value of 7 or higher (- dBm) can be considered adequate.在第一步的Configure Linux to Recognize AirCard /操作结束后系统并没有认出这个卡来最后查找到问题是系统没有pcmcia的服务这个需要下载一个pcmcia-cs的文件包，项目所在地址： pcmcia start然后把卡插入的时候就能听到很清脆的两声“嘀”同时查看/dev/modem文件已经生成剩下的就按上提到过的继续随后就可以随时随地上网了

Linux系统下增加Tomcat远程调试端口在startup.sh开始处中增加如下内容：declare-xCATALINA_OPTS=-server-Xdebug-Xnoagent-Djava.compiler=NONE-Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=然后启动Tomcat即可。

Linux系统硬盘的维护及优化所有的文件系统随着时间的推移都趋向于碎片化。Linux文件系统减少了碎片化，但是并没有消除。由于它不经常出现，所以对于一个单用户的工作站来说