铏涙摤姗�(j墨)鐨勫嚭鐝�(xi脿n)浣挎暩(sh霉)鎿�(j霉)涓績缍�(w菐ng)绲�(lu貌)鎺ュ叆灞ゅ嚭鐝�(xi脿n)浜哣EB锛圴irtual Ethernet Bridge锛夋蹇�銆傚湪鏈嶅嫏(w霉)鍣ㄨ櫅鎿寲鐠�(hu谩n)澧冧腑鏈€甯歌鐨勨€淰Switch鈥濆氨鏄竴绋粺浠禫EB銆俈Switch鐨勬妧琛�(sh霉)鍏煎鎬уソ锛屼絾涔熼潰鑷ㄨ澶氬晱椤�锛屽VSwitch鍗犵敤CPU璩囨簮灏�(d菐o)鑷磋櫅鎿(j墨)鎬ц兘涓嬮檷銆佽櫅鎿(j墨)闁撶恫(w菐ng)绲�(lu貌)娴侀噺涓嶆槗鐩�(ji膩n)绠�銆佽櫅鎿(j墨)闁撶恫(w菐ng)绲�(lu貌)瑷晱鎺у埗绛栫暐涓嶆槗瀵�(sh铆)鏂姐€乂Switch瀛樺湪绠＄悊鍙摯(ku貌)灞曟€у晱椤岀瓑銆�

      鐐烘锛孖EEE Data Center Bridging (DCB)浠诲嫏(w霉)绲勶紙DCB浠诲嫏(w霉)绲勬槸IEEE 802.1宸ヤ綔绲勭殑涓€鍊�(g猫)绲勬垚閮ㄥ垎锛夋鍦ㄥ埗瀹氫竴濂楁柊妯�(bi膩o)婧�(zh菙n)鈥斺€�802.1Qbg Edge Virtual Bridging锛圗VB锛夈€傝┎妯�(bi膩o)婧�(zh菙n)灏嘨EPA锛圴irtual Ethernet Port Aggregator锛変綔鐐哄熀鏈(sh铆)鐝�(xi脿n)鏂规銆俈EPA鐨勬牳蹇冩€濇兂鏄皣铏涙摤姗�(j墨)鐢�(ch菐n)鐢熺殑缍�(w菐ng)绲�(lu貌)娴侀噺鍏ㄩ儴浜ょ郸鑸囨湇鍕�(w霉)鍣ㄧ浉閫ｇ殑鐗╃悊浜ゆ彌姗�(j墨)閫�(j矛n)琛岃檿鐞�锛屽嵆浣垮悓涓€鑷�(t谩i)鏈嶅嫏(w霉)鍣ㄤ笂鐨勮櫅鎿(j墨)闁撴祦閲�锛屼篃灏囧湪澶栭儴鐗╃悊浜ゆ彌姗�(j墨)涓婇€�(j矛n)琛岃檿鐞嗐€俈EPA鏂瑰紡涓嶅儏鍊熷姪鐗╃悊浜ゆ彌姗�(j墨)瀵�(sh铆)鐝�(xi脿n)浜嗚櫅鎿(j墨)闁撴祦閲忚綁(zhu菐n)鐧�(f膩)锛屽悓鏅�(sh铆)閭勮В姹轰簡铏涙摤姗�(j墨)娴侀噺鐩�(ji膩n)绠�銆佽í鍟忔帶鍒剁瓥鐣ラ儴缃�銆佺鐞嗗彲鎿�(ku貌)灞曟€х瓑鍟忛銆傚彟澶�锛孍VB妯�(bi膩o)婧�(zh菙n)閭勫畾缇╀簡鈥滃閫氶亾鎶€琛�(sh霉)锛圡ultichannel Technology锛夆€濓紝鐩殑鏄(sh铆)鐝�(xi脿n)鍌崇当(t菕ng)VSwitch銆� VEPA鍜孌irector IO锛堜竴绋‖浠禫EB锛夌殑娣峰拰閮ㄧ讲鏂规銆�

涓€銆�             VEB锛圴irtual Ethernet Bridge锛�

1.      铏涙摤鍖栭亱(y霉n)琛岀挵(hu谩n)澧�

      鏈嶅嫏(w霉)鍣ㄨ櫅鎿寲鏄湪鐗╃悊鏈嶅嫏(w霉)鍣ㄤ笂鍊熷姪铏涙摤鍖栬粺浠讹紙濡俈MWare ESX銆丆itrix XEN锛夊(sh铆)鐝�(xi脿n)澶氬€�(g猫)铏涙摤姗�(j墨)锛圴irtual Machine锛孷M锛夌殑铏涙摤鍖栭亱(y霉n)琛岀挵(hu谩n)澧冦€傚畨瑁濆湪鏈嶅嫏(w霉)鍣ㄤ笂瀵�(sh铆)鐝�(xi脿n)铏涙摤鍖栫挵(hu谩n)澧冪殑杌熶欢灞よ绋辩偤VMM锛圴irtual Machine Monitor锛�銆俈MM鐐烘瘡鍊�(g猫)铏涙摤姗�(j墨)鎻愪緵铏涙摤鍖栫殑CPU銆佸収(n猫i)瀛樸€佸瓨鍎�(ch菙)銆両O瑷�(sh猫)鍌欙紙濡傜恫(w菐ng)鍗★級浠ュ強浠ュお缍�(w菐ng)浜ゆ彌姗�(j墨)绛夌‖浠剁挵(hu谩n)澧冿紝濡傚湒1鎵€绀恒€�

 

鍦�1.  铏涙摤鍖栭亱(y霉n)琛岀挵(hu谩n)澧�

      鍦ㄨ櫅鎿寲閬�(y霉n)琛岀挵(hu谩n)澧冧腑锛岃櫅鎿氦鎻涙(j墨)鎻愪緵浜嗚櫅鎿(j墨)涔嬮枔锛屼互鍙婅櫅鎿(j墨)鑸囧閮ㄧ恫(w菐ng)绲�(lu貌)涔嬮枔鐨勯€氳▕鑳藉姏銆侷EEE鐨�802.1妯�(bi膩o)婧�(zh菙n)鏂囨獢涓�锛屸€滆櫅鎿互澶恫(w菐ng)浜ゆ彌姗�(j墨)鈥濇寮忓悕绋辩偤鈥淰irtual Ethernet Bridge鈥�锛岀啊(ji菐n)绋盫EB銆俈EB鍙互鍦╒MM涓噰鐢ㄧ磾杌熶欢鏂瑰紡瀵�(sh铆)鐝�(xi脿n)锛屼篃鍙互鍊熷姪鏀寔SR-IOV鐗规€х殑缍�(w菐ng)鍗￠€氶亷鍏ㄧ‖浠舵柟寮忓(sh铆)鐝�(xi脿n)銆傚父瑕嬬殑铏涙摤鍖栬粺浠讹紙濡俈MWare ESX銆丆itrix XEN锛夌己鐪侀噰鐢ㄨ粺浠禫EB鏂规锛堟垨绋盫Switch锛�锛岃€岀‖浠禫EB鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅純灏戯紝鍥犳鍚庢枃涓昏瑷庤珫杌熶欢VEB锛岀殑鎶€琛�(sh霉)鐗规€�銆�

2.      VSwitch鐨勬妧琛�(sh霉)鐗规€�

      鍦ㄨ櫅鎿寲閬�(y霉n)琛岀挵(hu谩n)澧冧腑锛孷MM鐐烘瘡鍊�(g猫)铏涙摤姗�(j墨)鍓�(chu脿ng)寤轰竴鍊�(g猫)铏涙摤缍�(w菐ng)鍗★紝灏�(du矛)浜庡湪VMM涓亱(y霉n)琛岀殑VSwitch锛屾瘡鍊�(g猫)铏涙摤姗�(j墨)鐨勮櫅鎿恫(w菐ng)鍗″皪(du矛)鎳�(y墨ng)鍒癡Switch鐨勪竴鍊�(g猫)閭忚集绔彛涓婏紝鏈嶅嫏(w霉)鍣ㄧ殑鐗╃悊缍�(w菐ng)鍗″皪(du矛)鎳�(y墨ng)浜嶸Switch鑸囧閮ㄧ墿鐞嗕氦鎻涙(j墨)鐩搁€ｇ殑绔彛銆�

      铏涙摤姗�(j墨)鐨勫牨(b脿o)鏂囨帴鏀舵祦绋嬶細VSwitch寰炵墿鐞嗙恫(w菐ng)鍗℃帴鏀朵互澶恫(w菐ng)鍫�(b脿o)鏂�锛屼箣鍚庢牴鎿�(j霉)VMM涓嬬櫦(f膩)鐨勮櫅鎿(j墨)MAC鑸嘨Switch閭忚集绔彛灏�(du矛)鎳�(y墨ng)闂�(gu膩n)绯昏〃锛堥潨鎱�(t脿i)MAC琛級渚嗚綁(zhu菐n)鐧�(f膩)鍫�(b脿o)鏂�銆�

      铏涙摤姗�(j墨)鍫�(b脿o)鏂囩櫦(f膩)閫佹祦绋嬶細鐣�(d膩ng)鍫�(b脿o)鏂囩殑MAC鍦板潃鍦ㄥ閮ㄧ恫(w菐ng)绲�(lu貌)鏅�(sh铆)锛孷Switch鐩存帴灏囧牨(b脿o)鏂囧緸鐗╃悊缍�(w菐ng)鍗＄櫦(f膩)鍚戝閮ㄧ恫(w菐ng)绲�(lu貌)锛涚暥(d膩ng)鍫�(b脿o)鏂囩洰鐨凪AC鍦板潃鏄€ｆ帴鍦ㄧ浉鍚�

VSwitch涓婄殑铏涙摤姗�(j墨)鏅�(sh铆)锛屽墖VSwitch閫氶亷闈滄厠(t脿i)MAC琛ㄤ締杞�(zhu菐n)鐧�(f膩)鍫�(b脿o)鏂囥€傚鍦�2鎵€绀�銆�

 

鍦�2.  VSwitch鏂规鏋舵(g貌u)

VSwitch鏂规鍏锋湁浠ヤ笅鍎�(y艒u)榛�(di菐n)锛�

l         铏涙摤姗�(j墨)闁撳牨(b脿o)鏂囪綁(zhu菐n)鐧�(f膩)鎬ц兘濂姐€俈Switch瀵�(sh铆)鐝�(xi脿n)铏涙摤姗�(j墨)涔嬮枔鍫�(b脿o)鏂囩殑浜屽堡杌熶欢杞�(zhu菐n)鐧�(f膩)锛� VSwitch灏�(du矛)鍫�(b脿o)鏂囩殑杞�(zhu菐n)鐧�(f膩)鑳藉姏鍙彈闄愪簬CPU鎬ц兘銆佸収(n猫i)瀛樼附绶氬付瀵�锛屽洜姝よ櫅鎿(j墨)闁撳牨(b脿o)鏂囩殑杞�(zhu菐n)鐧�(f膩)鎬ц兘锛堝付瀵€佸欢閬诧級闈炲父濂�锛�

l         绡€(ji茅)鐪佹帴鍏ュ堡鐗╃悊浜ゆ彌姗�(j墨)瑷�(sh猫)鍌�銆備緥濡�锛屾暩(sh霉)鎿�(j霉)涓績闇€瑕侀儴缃瞁EB鏈嶅嫏(w霉)鍣紝涓擶EB鏈嶅嫏(w霉)鍣ㄧ恫(w菐ng)闂�(gu膩n)鎸囧悜闃茬伀澧�銆傞€欓噷鍙皣涓€鑷�(t谩i)鏈嶅嫏(w霉)鍣ㄨ櫅鎿寲鎴愬鍊�(g猫)铏涙摤姗�(j墨)锛屾瘡鍊�(g猫)铏涙摤姗�(j墨)浣滅偤涓€鍊�(g猫)WEB鏈嶅嫏(w霉)鍣�锛屽皣VSwitch浣滅偤WEB鏈嶅嫏(w霉)鍣ㄧ殑缍�(w菐ng)绲�(lu貌)鎺ュ叆灞よō(sh猫)鍌�锛屽皣鏈嶅嫏(w霉)鍣ㄧ墿鐞嗙恫(w菐ng)鍗¤垏闃茬伀澧荤鍙ｄ簰鑱�(li谩n)鍗冲彲瀹屾垚绲勭恫(w菐ng)锛岀劇闇€椤嶅鐨勭墿鐞嗕氦鎻涙(j墨)锛�

l         鑸囧閮ㄧ恫(w菐ng)绲�(lu貌)鐨勫吋瀹规€уソ銆俈Switch閲囩敤杌熶欢瀵�(sh铆)鐝�(xi脿n)锛屽皪(du矛)鐝�(xi脿n)鏈夌恫(w菐ng)绲�(lu貌)妯�(bi膩o)婧�(zh菙n)鐨勫吋瀹规€уソ锛屾墍浠Switch鑸囧閮ㄧ恫(w菐ng)绲�(lu貌)瑷�(sh猫)鍌欎笉瀛樺湪浜掕伅(li谩n)鍏煎鎬у晱椤�銆�

浣哣Switch鏂规涔熷瓨鍦ㄤ竴浜涚己榛�(di菐n)锛�

l         娑堣€桟PU璩囨簮銆傝櫅鎿(j墨)鐢�(ch菐n)鐢熺殑缍�(w菐ng)绲�(lu貌)娴侀噺瓒婇珮锛屽墖鍩轰簬杌熶欢瀵�(sh铆)鐝�(xi脿n)鐨刅Switch灏遍渶瑕佸崰鐢ㄨ秺澶氱殑CPU璩囨簮鐢ㄤ簬鍫�(b脿o)鏂囩殑杞�(zhu菐n)鐧�(f膩)铏曠悊锛屽緸鑰屾笡寮变簡鏈嶅嫏(w霉)鍣ㄦ敮鎸佹洿澶氳櫅鎿(j墨)鐨勮兘鍔涖€傜壒鍒ユ槸鍦ㄨ櫅鎿(j墨)鍒板閮ㄧ恫(w菐ng)绲�(lu貌)鐨勬祦閲忓緢澶ф檪(sh铆)锛孋PU鐨勯枊閵锋渻(hu矛)鏇村ぇ锛�

l         缂轰箯缍�(w菐ng)绲�(lu貌)娴侀噺鐨勫彲瑕栨€�銆俈Switch缂哄皯鍏�(n猫i)閮ㄦ祦閲忕洠(ji膩n)绠¤兘鍔涳紝渚嬪绔彛鍫�(b脿o)鏂囩当(t菕ng)瑷�(j矛)銆佺鍙ｆ祦閺″儚銆丯etstream绛夌壒鎬�銆備笂杩扮壒鎬х殑缂哄け锛屼竴鏂归潰灏�(d菐o)鑷磋櫅鎿(j墨)涔嬮枔鐨勬祦閲忕劇娉曡缍�(w菐ng)绠＄郴绲�(t菕ng)鎵€鐩�(ji膩n)绠�锛涘彟涓€鏂归潰涔熶娇寰楃恫(w菐ng)绲�(lu貌)鐧�(f膩)鐢熸晠闅滄槸锛岄洠浜庡畾浣嶅晱椤屽師鍥�锛�

l         缂轰箯缍�(w菐ng)绲�(lu貌)鎺у埗绛栫暐鐨勫(sh铆)鏂借兘鍔涖€傜暥(d膩ng)鍓嶆暩(sh霉)鎿�(j霉)涓績鎺ュ叆浜ゆ彌姗�(j墨)閮藉叿鏈夊緢澶氬(sh铆)鐝�(xi脿n)缍�(w菐ng)绲�(lu貌)鎺у埗绛栫暐鐨勭壒鎬�锛屼緥濡傜鍙ｅ畨鍏�锛孮OS銆丄CL绛夈€傝€孷Switch鍥犻¨鍙婂埌CPU闁嬮姺鍟忛锛岄€氬父涓嶆敮鎸佷笂瑷寸壒鎬с€傚洜姝ら檺鍒朵簡鏁�(sh霉)鎿�(j霉)涓績鐨勭鍒扮鐨勭恫(w菐ng)绲�(lu貌)鎺у埗绛栫暐锛堝绔埌绔殑QOS銆佹暣缍�(w菐ng)瀹夊叏閮ㄧ讲绛栫暐绛夛級鐨勯儴缃茶兘鍔�锛�

l         缂轰箯绠＄悊鍙摯(ku貌)灞曟€�銆傞毃钁楁暩(sh霉)鎿�(j霉)涓績铏涙摤姗�(j墨)鏁�(sh霉)閲忕殑澧炲姞锛孷Switch鐨勬暩(sh霉)閲忛毃涔嬪鍔狅紝鑰屽偝绲�(t菕ng)鐨刅Switch蹇呴爤琚柈鐛�(d煤)鐨勯厤缃鐞�锛岀敱姝ゅ鍔犱簡缍�(w菐ng)绲�(lu貌)鐨勭鐞嗗伐浣滈噺銆俈MWare鍏徃鎺ㄥ嚭浜嗏€滃垎甯冨紡浜ゆ彌姗�(j墨)锛圖VW锛夆€濇妧琛�(sh霉)锛屽彲浠ュ皣鏈€澶�64鍊�(g猫)VSwitch浣滅偤涓€鍊�(g猫)绲�(t菕ng)涓€鐨勮ō(sh猫)鍌欓€�(j矛n)琛岀鐞�銆備絾閫欑ó鎶€琛�(sh霉)鍙湁闄愮殑鏀瑰杽浜嗙鐞嗘摯(ku貌)灞曟€у晱椤岋紝骞舵湭寰炴牴鏈笂瑙ｆ焙澶栭儴缍�(w菐ng)绲�(lu貌)绠＄悊鑸嘨Switch绠＄悊鐨勭当(t菕ng)涓€鎬у晱椤�銆�

浜屻€�             802.1Qbg EVB妯�(bi膩o)婧�(zh菙n)

1.         EVB妯�(bi膩o)婧�(zh菙n)鐨勮ō(sh猫)瑷�(j矛)鎬濇兂

      IEEE 802.1宸ヤ綔绲勬钁楁墜鍒跺畾涓€鍊�(g猫)鏂版(bi膩o)婧�(zh菙n)802.1Qbg Edge Virtual Bridging锛圗VB锛�锛屼互瑙ｆ焙VSwtich锛堣粺浠禫EB锛夌殑灞€闄愭€с€傚叾鏍稿績鎬濇兂鏄�锛屽皣铏涙摤姗�(j墨)鐢�(ch菐n)鐢熺殑缍�(w菐ng)绲�(lu貌)娴侀噺鍏ㄩ儴浜ょ郸鑸囨湇鍕�(w霉)鍣ㄧ浉閫ｇ殑鐗╃悊浜ゆ彌姗�(j墨)閫�(j矛n)琛岃檿鐞嗭紝鍗充娇鍚屼竴鑷�(t谩i)鏈嶅嫏(w霉)鍣ㄧ殑铏涙摤姗�(j墨)闁撴祦閲�锛屼篃灏囩櫦(f膩)寰€澶栭儴鐗╃悊浜ゆ彌姗�(j墨)閫�(j矛n)琛屾煡琛ㄨ檿鐞�锛屼箣鍚庡啀180搴︽帀闋繑鍥炲埌鏈嶅嫏(w霉)鍣ㄤ笂锛屽舰鎴愪簡鎵€璎傜殑鈥滅櫦(f膩)鍗″綆鈥濊綁(zhu菐n)鐧�(f膩)妯″紡锛屽鍦�3鎵€绀恒€�

 

鍦�3.  EVB/VEPA鍩烘湰鏋舵(g貌u)

      EVB鏀硅畩浜嗗偝绲�(t菕ng)鐨刅EB灏�(du矛)鍫�(b脿o)鏂囩殑杞�(zhu菐n)鐧�(f膩)鏂瑰紡锛屼娇寰楀ぇ澶氭暩(sh霉)鍫�(b脿o)鏂囧湪澶栭儴缍�(w菐ng)绲�(lu貌)浜ゆ彌姗�(j墨)琚檿鐞�銆侲VB鍙€氶亷杌熶欢鏂瑰紡瀵�(sh铆)鐝�(xi脿n)锛堥浼煎湪VMM涓殑VSwitch杌熶欢妯″锛�銆傜敱浜庡皣鎵€鏈夋祦閲忛兘寮曞悜澶栭儴浜ゆ彌姗�(j墨)锛屽洜姝よ垏铏涙摤姗�(j墨)鐩搁棞(gu膩n)鐨勬祦閲忕洠(ji膩n)绠�銆佹帶鍒剁瓥鐣ュ拰绠＄悊鍙摯(ku貌)灞曟€у晱椤屽緱浠ュ緢濂界殑瑙ｆ焙銆備絾鏄紝鐢变簬娴侀噺琚緸铏涙摤姗�(j墨)涓婂紩鍏ュ埌澶栭儴缍�(w菐ng)绲�(lu貌)锛屼娇EVB鎶€琛�(sh霉)涔熷付渚嗕簡鏇村缍�(w菐ng)绲�(lu貌)甯跺闁嬮姺鐨勫晱椤�銆備緥濡傦紝寰炰竴鍊�(g猫)铏涙摤姗�(j墨)鍒板彟涓€鍊�(g猫)铏涙摤姗�(j墨)鐨勫牨(b脿o)鏂�锛屽崰鐢ㄧ殑缍�(w菐ng)绲�(lu貌)甯跺鏄偝绲�(t菕ng)鐨勫牨(b脿o)鏂囪綁(zhu菐n)鐧�(f膩)鐨勫叐鍊嶏紝鍏朵腑涓€鍗婂付瀵敤浜庡緸婧愯櫅鎿(j墨)鍚戝缍�(w菐ng)浜ゆ彌姗�(j墨)鍌宠几锛屽彟涓€鍗婂付瀵敤浜庡緸澶栭儴浜ゆ彌姗�(j墨)鍚戠洰鐨勮櫅鎿(j墨)鍌宠几銆侲VB鐨勫嚭鐝�(xi脿n)骞朵笉鏄幓瀹屽叏鏇挎彌VEB鏂规锛屼絾鏄疎VB灏�(du矛)浜庢祦閲忕洠(ji膩n)绠¤兘鍔涖€佸畨鍏ㄧ瓥鐣ラ儴缃茶兘鍔涜姹傝純楂樼殑鍫�(ch菐ng)鏅紙濡傛暩(sh霉)鎿�(j霉)涓績锛夎€岃█锛屾槸涓€绋劒(y艒u)閬哥殑鎶€琛�(sh霉)鏂规銆�

      浠ュお缍�(w菐ng)浜ゆ彌姗�(j墨)鍦ㄨ檿鐞嗗牨(b脿o)鏂囪綁(zhu菐n)鐧�(f膩)鏅�(sh铆)锛屽皪(du矛)浜庡緸涓€鍊�(g猫)绔彛涓婃敹鍒扮殑鍫�(b脿o)鏂囦笉鏈�(hu矛)鍐嶅皣瑭插牨(b脿o)鏂囧緸瑭茬鍙ｇ櫦(f膩)鍥烇紙灏囩牬澹炵敓鎴愭ü鍗�(xi茅)璀扮殑瀵�(sh铆)鐝�(xi脿n)锛夈€傚洜姝�锛屽鏋滀娇鑳紼VB鐗规€х殑鏈嶅嫏(w霉)鍣ㄦ帴鍏ュ埌涓€鍊�(g猫)澶栫恫(w菐ng)浜ゆ彌姗�(j墨)涓婃檪(sh铆)锛岄€欒嚭(t谩i)浜ゆ彌姗�(j墨)鐨勭浉鎳�(y墨ng)绔彛蹇呴爤鏀寔涓婅堪鈥滅櫦(f膩)鍗″綆鈥濊綁(zhu菐n)鐧�(f膩)鏂瑰紡銆傜暥(d膩ng)鍓嶅ぇ澶氭暩(sh霉)浜ゆ彌姗�(j墨)鐨勭‖浠惰姱鐗囬兘鑳芥敮鎸侀€欑ó鈥滅櫦(f膩)鍗″綆鈥濊綁(zhu菐n)鐧�(f膩)锛屽彧瑕佹敼鍕�(d貌ng)椹�(q奴)鍕�(d貌ng)绋嬪簭鍗冲彲瀵�(sh铆)鐝�(xi脿n)锛屼笉蹇呯偤鏀寔鈥滅櫦(f膩)鍗″綆鈥濇柟寮忚€屽

鍔犳柊鐨勭‖浠惰姱鐗�銆�

鍙︿竴鍊�(g猫)鐢盓VB鎶€琛�(sh霉)寮曡捣鐨勮畩鍖栨槸鏈嶅嫏(w霉)鍣ㄥ皪(du矛)寰炲閮ㄧ恫(w菐ng)绲�(lu貌)鎺ユ敹鍒扮祫鎾垨寤ｆ挱鍫�(b脿o)鏂囩殑铏曠悊鏂瑰紡銆傜敱浜嶦VB寰炵墿鐞嗙恫(w菐ng)鍗′笂鏀跺埌鐨勫牨(b脿o)鏂囧彲鑳芥槸渚嗚嚜澶栭儴浜ゆ彌姗�(j墨)鐨勭櫦(f膩)鍗″綆鍫�(b脿o)鏂�锛屼篃灏辨槸瑾牨(b脿o)鏂囨簮MAC鏄櫅鎿寲鏈嶅嫏(w霉)鍣ㄤ笂鐨勮櫅鎿(j墨)鐨凪AC锛岄€欑ó鍫�(b脿o)鏂囧繀闋堥€�(j矛n)琛岄亷婵捐檿鐞�锛屼互閬垮厤鐧�(f膩)閫佽┎鍫�(b脿o)鏂囩殑铏涙摤姗�(j墨)鍐嶆寰炵恫(w菐ng)绲�(lu貌)涓婃敹鍒拌嚜宸辩櫦(f膩)鍑虹殑绲勬挱鎴栧唬鎾牨(b脿o)鏂�銆傚洜姝わ紝鐣�(d膩ng)鍓嶇殑鎿嶄綔绯荤当(t菕ng)鎴栫恫(w菐ng)鍗￠﹨(q奴)鍕�(d貌ng)閮介渶瑕佸仛鐩告噳(y墨ng)鐨勪慨鏀�銆�

EVB妯�(bi膩o)婧�(zh菙n)鍏锋湁濡備笅鐨勬妧琛�(sh霉)鐗归粸(di菐n)锛�

l         鍊熷姪鐧�(f膩)鍗″綆杞�(zhu菐n)鐧�(f膩)姗�(j墨)鍒跺皣澶栫恫(w菐ng)浜ゆ彌姗�(j墨)涓婄殑鐪惧缍�(w菐ng)绲�(lu貌)鎺у埗绛栫暐鍜屾祦閲忕洠(ji膩n)绠＄壒鎬у紩鍏ュ埌铏涙摤姗�(j墨)缍�(w菐ng)绲�(lu貌)鎺ュ叆灞�锛岀啊(ji菐n)鍖栦簡缍�(w菐ng)鍗＄殑瑷�(sh猫)瑷�(j矛)锛屾笡灏戜簡铏涙摤缍�(w菐ng)绲�(lu貌)杞�(zhu菐n)鐧�(f膩)灏�(du矛)CPU鐨勯枊閵�锛�

l         浣跨敤澶栭儴浜ゆ彌姗�(j墨)涓婄殑鎺у埗绛栫暐鐗规€э紙ACL銆丵OS銆佺鍙ｅ畨鍏ㄧ瓑锛夊(sh铆)鐝�(xi脿n)鏁寸恫(w菐ng)绔埌绔殑绛栫暐绲�(t菕ng)涓€閮ㄧ讲锛�

l         浣跨敤澶栭儴浜ゆ彌姗�(j墨)澧炲挤(qi谩ng)浜嗚櫅鎿(j墨)娴侀噺鐩�(ji膩n)绠¤兘鍔涳紝濡傚悇绋鍙ｆ祦閲忕当(t菕ng)瑷�(j矛)锛孨etstream銆佺鍙ｉ彙鍍忕瓑銆�

      鍓嶆枃鍍呮弿杩颁簡EVB鐨勮ō(sh猫)瑷�(j矛)鎬濊矾浠ュ強瀵�(sh铆)鐝�(xi脿n)EVB鏂规甯朵締鐨勫ソ铏�銆傚(sh铆)闅涗笂EVB瀹氱京浜嗗叐绋牨(b脿o)鏂囪綁(zhu菐n)鐧�(f膩)鏂规锛歏EPA锛圴irtual Ethernet Port Aggregator锛夊拰澶氶€氶亾锛圡ultichannel Technology锛夈€俈EPA鏄疎VB妯�(bi膩o)婧�(zh菙n)瀹氱京鐨勫熀鏈(sh铆)鐝�(xi脿n)鏂规锛孷EPA鏂规涓嶉渶瑕佸皪(du矛)铏涙摤姗�(j墨)鐧�(f膩)鍑虹殑浠ュお缍�(w菐ng)鍫�(b脿o)鏂囧仛鏀瑰嫊(d貌ng)鍗冲彲瀵�(sh铆)鐝�(xi脿n)鐧�(f膩)鍗″綆杞�(zhu菐n)鐧�(f膩)銆傚閫氶亾鎶€琛�(sh霉)鍓囧畾缇╀簡閫氶亷妯�(bi膩o)绨芥(j墨)鍒跺(sh铆)鐝�(xi脿n)VEB銆丏irector IO锛堢‖浠禫EB锛夊拰VEPA娣峰拰鏂规銆傚閫氶亾鎶€琛�(sh霉)鐐虹鐞嗗摗鎻愪緵浜嗕竴绋伕鎿囧(sh铆)鐝�(xi脿n)铏涙摤姗�(j墨)鑸囧閮ㄧ恫(w菐ng)绲�(lu貌)閫ｆ帴鐨勬妧琛�(sh霉)鎵嬫銆�

2.         EVB鐨勫熀鏈(sh铆)鐝�(xi脿n)鏂规鈥斺€擵EPA

      IEEE 802.1宸ヤ綔绲勫湪VEPA鎶€琛�(sh霉)鍩虹(ch菙)瀵�(sh铆)鐝�(xi脿n)IEEE 802.1Qbg EVB妯�(bi膩o)婧�(zh菙n)锛屾槸鍥�?y脿n)闁侲PA鎶€琛�(sh霉)灏�(du矛)鐣�(d膩ng)鍓嶇恫(w菐ng)鍗�銆佷氦鎻涙(j墨)銆佺従(xi脿n)鏈変互澶恫(w菐ng)鍫�(b脿o)鏂囨牸寮忓拰妯�(bi膩o)婧�(zh菙n)褰遍熆鏈€?銆傘剤閻朌3鎵€绀猴級銆�

      VEPA鐨勫(sh铆)鐝�(xi脿n)鏄熀浜庣従(xi脿n)鍦ㄧ殑IEEE妯�(bi膩o)婧�(zh菙n)锛屼笉蹇呯偤鍫�(b脿o)鏂囧鍔犳柊鐨勪簩灞ゆ(bi膩o)绨�锛屽彧瑕佸皪(du矛)VMM杌熶欢鍜屼氦鎻涙(j墨)鐨勮粺浠跺崌绱�(j铆)灏卞彲鏀寔VEPA鐨勭櫦(f膩)鍗″綆杞�(zhu菐n)鐧�(f膩)銆傜偤浜嗚⿻(p铆ng)浼伴枊鐧�(f膩)VEPA鐗规€х殑宸ヤ綔閲�锛孒P鍏徃鐨勬煇鏂版妧琛�(sh霉)瀵�(sh铆)椹�(y脿n)瀹ら枊鐧�(f膩)浜嗕竴绋敮鎸乂EPA鍔熻兘鐨勫師鍨嬭粺浠讹紝鍜屼竴鍊�(g猫)鏀寔鐧�(f膩)鍗″綆杞�(zhu菐n)鐧�(f膩)鐨勫閮ㄤ互澶恫(w菐ng)浜ゆ彌姗�(j墨)鍘熷瀷銆俈EPA杌熶欢鍘熷瀷鏄湪Linux鍏�(n猫i)鏍哥殑姗嬫ā濉婂熀绀�(ch菙)涓�锛屽彧鍋氫簡寰堝皯浠ｇ⒓淇敼鍗冲(sh铆)鐝�(xi脿n)浜嗙櫦(f膩)鍗″綆鐗规€�锛屽嵆浣垮湪鏈皪(du矛)浠ｇ⒓鍋氬劒(y艒u)鍖栫殑鎯呮硜涓�锛孷EPA鏂规灏�(du矛)鍫�(b脿o)鏂囩殑杞�(zhu菐n)鐧�(f膩)鎬ц兘涔熸瘮鍌崇当(t菕ng)VSwitch鎻愰珮浜�12%銆�

      鑸嘨EB鏂规椤炰技锛孷EPA鏂规鍙互閲囩敤绱旇粺浠舵柟寮忓(sh铆)鐝�(xi脿n)锛屼篃鑳藉閫氶亷鏀寔SR-IOV鐨勭恫(w菐ng)鍗″(sh铆)鐝�(xi脿n)纭欢VEPA銆傚叾瀵�(sh铆)锛屽彧瑕佹槸VEB鑳藉畨瑁濆拰閮ㄧ讲鐨勫湴鏂�锛屽氨閮借兘鐢╒EPA渚嗗(sh铆)鐝�(xi脿n)锛屼絾VEB鑸嘨EPA鍚勬湁鎵€闀�(zh菐ng)锛屽苟涓嶅瓨鍦ㄦ浛浠ｉ棞(gu膩n)绯�銆�

VEPA鐨勫劒(y艒u)榛�(di菐n)锛�

l         瀹屽叏鍩轰簬IEEE妯�(bi膩o)婧�(zh菙n)锛屾矑鏈夊皥鐢ㄥ牨(b脿o)鏂囨牸寮�锛�

l         瀹规槗瀵�(sh铆)鐝�(xi脿n)銆傞€氬父鍙渶瑕佸皪(du矛)缍�(w菐ng)鍗￠﹨(q奴)鍕�(d貌ng)銆乂MM姗嬫ā濉婂拰澶栭儴浜ゆ彌姗�(j墨)鐨勮粺浠跺仛寰堝皬鐨勬敼鍕�(d貌ng)锛屽緸鑰屽(sh铆)鐝�(xi脿n)浣庢垚鏈柟妗堢洰妯�(bi膩o)銆�

3.         灏�(du矛)VEPA鐨勫寮�(qi谩ng)鈥斺€旈€氶亾鎶€琛�(sh霉)锛圡ultichannel Technology锛�

      澶氶€氶亾鎶€琛�(sh霉)鏄€氶亷绲﹁櫅鎿(j墨)鍫�(b脿o)鏂囧鍔營EEE妯�(bi膩o)婧�(zh菙n)鍫�(b脿o)鏂囨(bi膩o)绨�锛屼互澧炲挤(qi谩ng)VEPA鍔熻兘鐨勪竴绋柟妗堬紝鐢盚P鍏徃鎻愬嚭锛屾渶绲傝IEEE 802.1宸ヤ綔绲勬帴绱嶇偤EVB妯�(bi膩o)婧�(zh菙n)鐨勪竴绋彲閬告柟妗�銆�

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