锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20122;&#27954;&#27431;&#32654;&#21306;&#33258;&#25293;&#20808;&#38155;&#44;&#30007;&#20154;&#30340;&#22825;&#22530;&#20813;&#36153;&#22312;&#32447;&#35270;&#39057;&#44;&#22269;&#20135;&#31934;&#21697;&#19968;&#20108;&#21306;</title><link>http://www.aygfsteel.com/mlxlzc/category/38756.html</link><description /><language>zh-cn</language><lastBuildDate>Fri, 03 Apr 2009 01:40:02 GMT</lastBuildDate><pubDate>Fri, 03 Apr 2009 01:40:02 GMT</pubDate><ttl>60</ttl><item><title>涓繪満璺敱琛ㄥ拰闈欐�佽礬鐢?/title><link>http://www.aygfsteel.com/mlxlzc/articles/263655.html</link><dc:creator>goto</dc:creator><author>goto</author><pubDate>Fri, 03 Apr 2009 00:52:00 GMT</pubDate><guid>http://www.aygfsteel.com/mlxlzc/articles/263655.html</guid><wfw:comment>http://www.aygfsteel.com/mlxlzc/comments/263655.html</wfw:comment><comments>http://www.aygfsteel.com/mlxlzc/articles/263655.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/mlxlzc/comments/commentRss/263655.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/mlxlzc/services/trackbacks/263655.html</trackback:ping><description><![CDATA[<h1><a name="璺敱琛ㄥ拰闈欐�佽礬鐢? id="璺敱琛ㄥ拰闈欐�佽礬鐢?>璺敱琛ㄥ拰闈欐�佽礬鐢?/a></h1>
<div>
<div left="" round="" style="width: 60%;">
<div>
<p>鍐呭鎻愯</p>
<div>
<ol>
    <li>
    <div> 鏌ョ湅 Linux 鍐呮牳璺敱琛?/div>
    </li>
    <li>
    <div> 浣跨敤 route 鍛戒護璁劇疆闈欐�佽礬鐢?/div>
    </li>
    <li>
    <div> 璁劇疆鍖呰漿鍙?/div>
    </li>
</ol>
</div>
</div>
</div>
</div>
<h2><a name="linux_鍐呮牳璺敱琛? id="linux_鍐呮牳璺敱琛?>Linux 鍐呮牳璺敱琛?/a></h2>
<h3><a name="鏌ョ湅_linux_鍐呮牳璺敱琛? id="鏌ョ湅_linux_鍐呮牳璺敱琛?>鏌ョ湅 Linux 鍐呮牳璺敱琛?/a></h3>
<div>
<p>
浣跨敤涓嬮潰鐨?route 鍛戒護鍙互鏌ョ湅 Linux 鍐呮牳璺敱琛ㄣ�?
</p>
<pre># route</pre>
<pre>Destination     Gateway         Genmask         Flags Metric Ref    Use Iface<br />
192.168.0.0     *               255.255.255.0   U     0      0        0 eth0<br />
169.254.0.0     *               255.255.0.0     U     0      0        0 eth0<br />
default         192.168.0.1     0.0.0.0         UG    0      0        0 eth0</pre>
<p>
route 鍛戒護鐨勮緭鍑洪」璇存槑
</p>
<table>
    <tbody>
        <tr>
            <th centeralign="">  杈撳嚭欏? </th><th centeralign="">  璇存槑  </th>
        </tr>
        <tr>
            <td> Destination </td>
            <td> 鐩爣緗戞鎴栬�呬富鏈?</td>
        </tr>
        <tr>
            <td> Gateway </td>
            <td> 緗戝叧鍦板潃錛?#8221;*&#8221; 琛ㄧず鐩爣鏄湰涓繪満鎵�灞炵殑緗戠粶錛屼笉闇�瑕佽礬鐢?</td>
        </tr>
        <tr>
            <td> Genmask </td>
            <td> 緗戠粶鎺╃爜 </td>
        </tr>
        <tr>
            <td> Flags </td>
            <td> 鏍囪銆備竴浜涘彲鑳界殑鏍囪濡備笅錛?</td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> U 鈥?璺敱鏄椿鍔ㄧ殑 </td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> H 鈥?鐩爣鏄竴涓富鏈?</td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> G 鈥?璺敱鎸囧悜緗戝叧 </td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> R 鈥?鎭㈠鍔ㄦ�佽礬鐢變駭鐢熺殑琛ㄩ」 </td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> D 鈥?鐢辮礬鐢辯殑鍚庡彴紼嬪簭鍔ㄦ�佸湴瀹夎 </td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> M 鈥?鐢辮礬鐢辯殑鍚庡彴紼嬪簭淇敼 </td>
        </tr>
        <tr>
            <td> <br />
            </td>
            <td> ! 鈥?鎷掔粷璺敱 </td>
        </tr>
        <tr>
            <td> Metric </td>
            <td> 璺敱璺濈錛屽埌杈炬寚瀹氱綉緇滄墍闇�鐨勪腑杞暟錛坙inux 鍐呮牳涓病鏈変嬌鐢級 </td>
        </tr>
        <tr>
            <td> Ref </td>
            <td> 璺敱欏瑰紩鐢ㄦ鏁幫紙linux 鍐呮牳涓病鏈変嬌鐢級 </td>
        </tr>
        <tr>
            <td> Use </td>
            <td> 姝よ礬鐢遍」琚礬鐢辮蔣浠舵煡鎵劇殑嬈℃暟 </td>
        </tr>
        <tr>
            <td> Iface </td>
            <td> 璇ヨ礬鐢辮〃欏瑰搴旂殑杈撳嚭鎺ュ彛 </td>
        </tr>
    </tbody>
</table>
</div>
<h3><a name="縐嶈礬鐢辯被鍨? id="縐嶈礬鐢辯被鍨?>3 縐嶈礬鐢辯被鍨?/a></h3>
<h4><a name="涓繪満璺敱" id="涓繪満璺敱">涓繪満璺敱</a></h4>
<div>
<p>
涓繪満璺敱鏄礬鐢遍�夋嫨琛ㄤ腑鎸囧悜鍗曚釜IP鍦板潃鎴栦富鏈哄悕鐨勮礬鐢辮褰曘�備富鏈鴻礬鐢辯殑Flags瀛楁涓篐銆備緥濡傦紝鍦ㄤ笅闈㈢殑紺轟緥涓紝鏈湴涓繪満閫氳繃IP鍦板潃192.168.1.1鐨勮礬鐢卞櫒鍒拌揪IP鍦板潃涓?0.0.0.10鐨勪富鏈恒�?
</p>
<pre>Destination    Gateway       Genmask        Flags     Metric    Ref    Use    Iface<br />
-----------    -------     -------            -----     ------    ---    ---    -----<br />
10.0.0.10     192.168.1.1    255.255.255.255   UH       0    0      0    eth0</pre>
</div>
<h4><a name="緗戠粶璺敱" id="緗戠粶璺敱">緗戠粶璺敱</a></h4>
<div>
<p>
緗戠粶璺敱鏄唬琛ㄤ富鏈哄彲浠ュ埌杈劇殑緗戠粶銆傜綉緇滆礬鐢辯殑Flags瀛楁涓篘銆備緥濡傦紝鍦ㄤ笅闈㈢殑紺轟緥涓紝鏈湴涓繪満灝嗗彂閫佸埌緗戠粶192.19.12鐨勬暟鎹寘杞彂鍒癐P鍦板潃涓?92.168.1.1鐨勮礬鐢卞櫒銆?
</p>
<pre>Destination    Gateway       Genmask      Flags    Metric    Ref     Use    Iface<br />
-----------    -------     -------         -----    -----   ---    ---    -----<br />
192.19.12     192.168.1.1    255.255.255.0      UN      0       0     0    eth0</pre>
</div>
<h4><a name="榛樿璺敱" id="榛樿璺敱">榛樿璺敱</a></h4>
<div>
<p>
褰撲富鏈轟笉鑳藉湪璺敱琛ㄤ腑鏌ユ壘鍒扮洰鏍囦富鏈虹殑IP鍦板潃鎴栫綉緇滆礬鐢辨椂錛屾暟鎹寘灝辮鍙戦�佸埌榛樿璺敱錛堥粯璁ょ綉鍏籌級涓娿�傞粯璁よ礬鐢辯殑Flags瀛楁涓篏銆備緥濡傦紝鍦ㄤ笅闈㈢殑紺轟緥涓紝榛樿璺敱鏄疘P鍦板潃涓?92.168.1.1鐨勮礬鐢卞櫒銆?
</p>
<pre>Destination    Gateway       Genmask    Flags     Metric    Ref    Use    Iface<br />
-----------    -------     ------- -----      ------    ---    ---    -----<br />
default       192.168.1.1     0.0.0.0    UG       0        0     0    eth0</pre>
</div>
<h2><a name="閰嶇疆闈欐�佽礬鐢? id="閰嶇疆闈欐�佽礬鐢?>閰嶇疆闈欐�佽礬鐢?/a></h2>
<h3><a name="route_鍛戒護" id="route_鍛戒護">route 鍛戒護</a></h3>
<div>
<p>
璁劇疆鍜屾煡鐪嬭礬鐢辮〃閮藉彲浠ョ敤 route 鍛戒護錛岃緗唴鏍歌礬鐢辮〃鐨勫懡浠ゆ牸寮忔槸錛?
</p>
<pre># route  [add|del] [-net|-host] target [netmask Nm] [gw Gw] [[dev] If]</pre>
<p>
鍏朵腑錛?
</p>
<ul>
    <li>
    <div> add : 娣誨姞涓�鏉¤礬鐢辮鍒?/div>
    </li>
    <li>
    <div> del : 鍒犻櫎涓�鏉¤礬鐢辮鍒?/div>
    </li>
    <li>
    <div> -net : 鐩殑鍦板潃鏄竴涓綉緇?/div>
    </li>
    <li>
    <div> -host : 鐩殑鍦板潃鏄竴涓富鏈?/div>
    </li>
    <li>
    <div> target : 鐩殑緗戠粶鎴栦富鏈?/div>
    </li>
    <li>
    <div> netmask : 鐩殑鍦板潃鐨勭綉緇滄帺鐮?/div>
    </li>
    <li>
    <div> gw : 璺敱鏁版嵁鍖呴�氳繃鐨勭綉鍏?/div>
    </li>
    <li>
    <div> dev : 涓鴻礬鐢辨寚瀹氱殑緗戠粶鎺ュ彛</div>
    </li>
</ul>
</div>
<h3><a name="route_鍛戒護浣跨敤涓句緥" id="route_鍛戒護浣跨敤涓句緥">route 鍛戒護浣跨敤涓句緥</a></h3>
<div>
<p>
娣誨姞鍒頒富鏈虹殑璺敱
</p>
<pre># route add -host 192.168.1.2 dev eth0:0<br />
# route add -host 10.20.30.148 gw 10.20.30.40</pre>
<p>
娣誨姞鍒扮綉緇滅殑璺敱
</p>
<pre># route add -net 10.20.30.40 netmask 255.255.255.248 eth0<br />
# route add -net 10.20.30.48 netmask 255.255.255.248 gw 10.20.30.41<br />
# route add -net 192.168.1.0/24 eth1</pre>
<p>
娣誨姞榛樿璺敱
</p>
<pre># route add default gw 192.168.1.1</pre>
<p>
鍒犻櫎璺敱
</p>
<pre># route del -host 192.168.1.2 dev eth0:0<br />
# route del -host 10.20.30.148 gw 10.20.30.40<br />
# route del -net 10.20.30.40 netmask 255.255.255.248 eth0<br />
# route del -net 10.20.30.48 netmask 255.255.255.248 gw 10.20.30.41<br />
# route del -net 192.168.1.0/24 eth1<br />
# route del default gw 192.168.1.1</pre>
</div>
<h3><a name="璁劇疆鍖呰漿鍙? id="璁劇疆鍖呰漿鍙?>璁劇疆鍖呰漿鍙?/a></h3>
<div>
<p>
鍦?CentOS 涓粯璁ょ殑鍐呮牳閰嶇疆宸茬粡鍖呭惈浜嗚礬鐢卞姛鑳斤紝浣嗛粯璁ゅ茍娌℃湁鍦ㄧ郴緇熷惎鍔ㄦ椂鍚敤姝ゅ姛鑳姐�傚紑鍚?Linux
鐨勮礬鐢卞姛鑳藉彲浠ラ�氳繃璋冩暣鍐呮牳鐨勭綉緇滃弬鏁版潵瀹炵幇銆傝閰嶇疆鍜岃皟鏁村唴鏍稿弬鏁板彲浠ヤ嬌鐢?sysctl 鍛戒護銆備緥濡傦細瑕佸紑鍚?Linux
鍐呮牳鐨勬暟鎹寘杞彂鍔熻兘鍙互浣跨敤濡備笅鐨勫懡浠ゃ�?
</p>
<pre># sysctl -w net.ipv4.ip_forward=1</pre>
<p>
榪欐牱璁劇疆涔嬪悗錛屽綋鍓嶇郴緇熷氨鑳藉疄鐜板寘杞彂錛屼絾涓嬫鍚姩璁＄畻鏈烘椂灝嗗け鏁堛�備負浜嗕嬌鍦ㄤ笅嬈″惎鍔ㄨ綆楁満鏃朵粛鐒舵湁鏁堬紝闇�瑕佸皢涓嬮潰鐨勮鍐欏叆閰嶇疆鏂囦歡/etc/sysctl.conf銆?
</p>
<pre># vi /etc/sysctl.conf</pre>
<pre>net.ipv4.ip_forward = 1</pre>
<p>
鐢ㄦ埛榪樺彲浠ヤ嬌鐢ㄥ涓嬬殑鍛戒護鏌ョ湅褰撳墠緋葷粺鏄惁鏀寔鍖呰漿鍙戙�?
</p>
<pre># sysctl  net.ipv4.ip_forward</pre>
</div>
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