同一交换机上同一网段不同vlan，为什么能ping通 为什么同一交换机的不同vlan可以ping通
\u540c\u4e00\u7f51\u6bb5\uff0c\u4e0d\u540cvlan,\u4e3a\u4ec0\u4e48\u80fdping\u901a\uff1f\u4ec0\u4e48\u539f\u7406\uff1f\u4ea4\u6362\u673aS1\u6536\u5230vlan2\u53e3f0/1\u7684\u5305\uff0c\u8fd9\u65f6\u5019\u4ea4\u6362\u673a\u8981\u628a\u8fd9\u4e2a\u5305\u5bf9\u5e94\u7684vlan2\u53e3\u53d1\u51fa\u53bb\uff0c\u4e8e\u662f\u628avlan2\u7684\u5305\u5bf9\u5e94f0/2\u53e3\u53d1\u51fa\u53bb\u3002
\u8fd9\u65f6\u5019\u53f3\u8fb9\u4ea4\u6362\u673a\u7684vlan3\u53e3f0/2\u4ed6\u63a5\u6536\u4e86\uff0c\u4ea4\u6362\u673a\u8981\u505a\u5904\u7406\uff0c\u4ed6\u5e76\u4e0d\u53bb\u7406\u4f1a\u8fd9\u4e2a\u5305\u662f\u4e0d\u662fvlan3\u7684\uff0c\u5b83\u53ea\u8ba4\u4e3a\u6570\u636e\u4ecevlan3\u53e3f0/2\u5165\u5c31\u8981\u4ece\u5c5e\u4e8evlan3\u7684f0/1\u7684\u51fa\u53bb\uff0c\u7535\u8111\u8fd9\u65f6\u5019\u63a5\u6536\u5230\u5c31\u505a\u51fa\u56de\u5e94\uff0c\u4e8e\u662f\u4ea7\u751f\u4e86\u4e0d\u540cvlan\u540c\u7f51\u6bb5\u901a\u7684\u60c5\u51b5\u3002
\u6269\u5c55\u8d44\u6599
ping\u4e0d\u901a\u7684\u60c5\u51b5\u6709\uff1a
1\u3001\u5bf9\u65b9\u670d\u52a1\u5668\uff08IP\uff09\u786e\u5b9e\u4e0e\u5916\u7f51\u65ad\u5f00\u8fde\u63a5\uff1b
2\u3001\u5bf9\u65b9\u670d\u52a1\u5668\u62d2\u7eddPing\u5165\uff1b
3\u3001\u5bf9\u65b9\u670d\u52a1\u5668\u62d2\u7eddPing\u51fa\uff1b
4\u3001\u81ea\u5df1\u8ba1\u7b97\u673a\u4e0e\u5916\u7f51\u5df2\u7ecf\u65ad\u5f00\u8fde\u63a5\u3002
ping\u5c31\u662f\u5bf9\u4e00\u4e2a\u7f51\u5740\u53d1\u9001\u6d4b\u8bd5\u6570\u636e\u5305\uff0c\u770b\u5bf9\u65b9\u7f51\u5740\u662f\u5426\u6709\u54cd\u5e94\u5e76\u7edf\u8ba1\u54cd\u5e94\u65f6\u95f4\uff0c\u4ee5\u6b64\u6d4b\u8bd5\u7f51\u7edc\u3002
\u6bd4\u5982 \u201c pingXXX\u7f51\u5740\u201d \u4e4b\u540e\u5c4f\u5e55\u4f1a\u663e\u793a\u7c7b\u4f3c\u4fe1\u606f\uff1a
Ping XXX \u7f51\u5740[61.135.169.105] with 32 bytes of data:
Reply from 61.135.169.105: bytes=32 time=1244ms TTL=46
Reply from 61.135.169.105: bytes=32 time=1150ms TTL=46
Reply from 61.135.169.105: bytes=32 time=960ms TTL=46
Reply from 61.135.169.105: bytes=32 time=1091ms TTL=46
\u540e\u9762\u7684time=1244ms \u662f\u54cd\u5e94\u65f6\u95f4\uff0c\u8fd9\u4e2a\u65f6\u95f4\u8d8a\u5c0f\uff0c\u8bf4\u660e\u4f60\u8fde\u63a5\u8fd9\u4e2a\u5730\u5740\u901f\u5ea6\u8d8a\u5feb
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1--ping\uff08\u7f51\u7edc\u8bca\u65ad\u5de5\u5177\uff09
\u534e\u4e3a\u76843\u5c42\u4ea4\u6362\u673a\u662f\u9ed8\u8ba4\u5f00\u542f3\u5c42\u529f\u80fd\u7684\u5427\uff1f\u6240\u4ee5VLAN\u4e4b\u95f4\u662f\u76f4\u63a5\u53ef\u4ee5\u4e92\u901a\u7684
\u601d\u79d1\u7684\u4e0d\u884c\uff0c\u9700\u8981\u624b\u52a8\u5f00\u542f3\u5c42
\u53e6\u5916VLAN\u7684\u6700\u672c\u8d28\u7684\u4f5c\u7528\u662f\u9694\u79bb\u5e7f\u64ad\uff0c\u4e0d\u7ba1VLAN\u95f4\u80fd\u4e0d\u80fd\u4e92\u901a\uff0c\u5e7f\u64ad\u90fd\u662f\u88ab\u9694\u79bb\u4e86\u7684\u3002
conf t 进入全局模式输入 no ip routing 即可解决问题。
trunk接口类型 允许通过所有vlan
应该是设置了ARP代理
绛旓細涓嶉渶瑕侀厤缃矾鐢,涓や釜vlan閰嶇疆涓嶅悓缃戞鐨IP鍦板潃(鑷姩鐢熸垚鐩磋繛璺敱),vlan涓嬬殑鐢ㄦ埛閫氳繃DHCP鑾峰彇IP鍜岀綉鍏,鍙缃戝叧涓簐lan鐨処P鍦板潃灏卞彲浠ョ浉浜掗氫俊銆 690503137 | 鍙戝竷浜2013-01-23 涓炬姤| 璇勮(1) 2 2 瑕佽矾鐢,VLAN灏辨槸闅旂骞挎挱鍩熴佸垎鍓茬綉缁滅殑,鍗充娇鏄浉鍚岀綉娈,涔熼渶瑕侀厤缃浉搴旇矾鐢辨墠鑳介氫俊,鍚﹀垯涓嶈兘杩為氥 鑺卞紑婀...
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绛旓細pc1,pc2鍙互涓嶅湪鍚屼竴涓缃戞锛 浣嗘槸缃戝叧閮藉繀椤诲湪router涓婏紱涓攕w1,sw2,router闂村師鍒欎笂閮介厤缃畍lan trunk锛涘綋鐒朵篃閮藉彲浠ccess妯″紡锛屼笉杩嘨LAN灏辨病鏈夋剰涔変簡銆傛敞鎰忥細浜ゆ崲鏈烘棤娉曚緷闈營P鍦板潃锛岀綉娈佃繘琛岄氫俊銆
绛旓細涓夈佷笁灞浜ゆ崲鏈閰嶇疆 鍒涘缓 VLAN 鎺ュ彛骞堕厤缃 IP 鍦板潃锛歴ysEnter system view, return user view with Ctrl+Z.[Huawei]undo in[Huawei]undo info-center en[Huawei]undo info-center enable Info: Information center is disabled.[Huawei][Huawei]interface Vlanif 1[Huawei-Vlanif1]ip address 192.168...
绛旓細鍙兘鏄綘娌℃墦寮浜ゆ崲鏈鐨勭鍙ｏ紝鐢 no shutdown 鍛戒护鎵撳紑浜ゆ崲鏈虹鍙ｈ瘯璇
绛旓細switch# vlan database switch(vlan)# vlan 2 v2 vla switch(vlan)# exit VLAN1 鏄粯璁LAN.涓嶉渶瑕佸垱寤 鐢ㄤ腑缁ч摼璺潵寤虹珛涓嶸LAN鐨勮繛鎺:switch(vlan)# interface module/port.subinterface switch(vlan)# encapsulation[isldotlq] vlanID鍙 switch(vlan)# ip鍦板潃 ip鍦板潃 瀛愮綉鎺╃爜 ...
绛旓細[Huawei]sysname center_switch 鏇存敼浜ゆ崲鏈鍚 鍒涘缓vlan [center_switch]vlan 40 [center_switch-vlan40]quit 缁檝lan閰嶇疆IP鍦板潃 [center_switch]interface Vlanif 40 [center_switch-Vlanif40]ip address 10.10.40.1 255.255.255.0 灏嗘煇涓鍙ｅ姞鍏ュ埌vlan涓 [center_switch] interface port ...
绛旓細鏈绠鍗曠殑鏂规硶锛屽鏋滄病鏈夊叾浠栭渶姹傚彧瑕乸c浜掗氱殑璇濄俰nt vlan1璺焛nt vlan 2閮藉湪鍚屼竴鍙浜ゆ崲鏈轰笂锛屾槸鏈夎矾鐢辩殑锛屽紑鍚簡ip routing灏辫兘浜掗氾紝鎬濊矾鏄皢pc鐨勯粯璁ょ綉鍏虫寚鍚慽nt vlan 1锛3650鏀跺埌鏁版嵁鍖呭悗鏌ユ壘璺敱琛ㄥ疄鐜拌浆鍙戯紝ping閫氥俥n conf t ip routing(寮鍚笁灞傚姛鑳斤級vlan 1锛堝垱寤篤lan锛塿lan 2 int range ...
绛旓細1銆侀鍏堢涓姝ュ氨鏄浜ゆ崲鏈鎺ュ彛trunk鐨勯厤缃拰vlan鐨勫垝鍒嗚瘯楠岀洰鐨勶細浜嗚В浜ゆ崲鏈烘帴鍙ｇ殑trunk鐨勯厤缃拰vlan鐨勫垝鍒嗚瘯楠岀幆澧冿細娉ㄦ剰鐨勬槸濡備笅鍥炬墍绀虹殑鎷撴墤鍥炬垜浠瀹炵幇pc1鍜宲c3鍦ㄤ竴涓vla涓娿2銆佹帴鐫灏辨槸瑕佽繘鍏ョ涓鍙颁氦鎹㈡満杩涜濡備笅鐨勯厤缃甋witch>enSwitch#config tSwitch(config)#vla 瀹氫箟vlan鍙稴witch(config -...
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