97¹ú¼Ê

Àë±ðÔËάÄÚÚ§ È«ÓòЭͬÌáЧ Ø­ 97¹ú¼ÊÍøÂçÔËά°ü¹ÜÂÄÀú·ÖÏí»á
Ô¤Ô¼Ö±²¥
ÎÞ¸Ð×¼Èë ÈËÎïͳ¹Ü Ø­ RG-SAM+5.X ÐÂÒ»´ú¸ßУAIÈÏ֤ƽ̨Ðû²¼
Ô¤Ô¼Ö±²¥
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾
²úÆ·
< ·µ»ØÖ÷²Ëµ¥
²úÆ·ÖÐÐÄ
²úÆ·
½â¾ö¼Æ»®
< ·µ»ØÖ÷²Ëµ¥
½â¾ö¼Æ»®ÖÐÐÄ
ÐÐÒµ
ºÏ×÷»ï°é
·µ»ØÖ÷²Ëµ¥
Ñ¡ÔñÇøÓò/ÓïÑÔ
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÊÖÒÕÊ¢Ñç | 97¹ú¼ÊÊý¾ÝÖÐÐĽ»Á÷»úACLÓªÒµTCAM×ÊÔ´ÆÀ¹ÀÖ¸ÄÏ

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾ Ðû²¼Ê±¼ä£º2022-04-13
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

»¥ÁªÍø·þÎñÖÐÐÄ ÌïСÑî

ǰÑÔ

ÁÐλ¶ÁÕßÔÚ°²ÅÅÊý¾ÝÖÐÐÄÏîĿʱ £¬ÊÇ·ñÒ²Óöµ½¹ýÀàËÆÇéÐΣº

ÔÚ°²ÅÅÊý¾ÝÖÐÐĽ»Á÷»úµÄACLÏà¹ØÓªÒµÊ± £¬ACLÌõÄ¿½ö°²Åż¸Ìõ £¬µ«½»Á÷»úÕÕ¾ÉÌáÐÑTCAM×ÊԴȱ·¦ÉèÖÃÎÞ·¨ÉúЧ £»

Êý¾ÝÖÐÐĽ»Á÷»úµÄTCAMģʽÓÐÐí¶àÖÖ £¬²»ÇåÎú¾¿¾¹Ó¦¸ÃʹÓÃÄÄÖÖģʽ £¬²ÅÊʺÏÄ¿½ñµÄ°²ÅÅÇéÐÎ £»

ÔÚÍýÏë×°±¸ÓªÒµÊ± £¬²»ÇåÎúÓ¦¸Ã˼Á¿ÄÄЩÒòËØ £¬²Å»ª°ü¹Ü²»»á·ºÆðTCAM×ÊԴȱ·¦µÄÇéÐΡ£

±¾ÎÄÏ£ÍûÄܹ»×ÊÖúÁÐλ½â¾öÒÔÉÏÎÊÌâ £¬Í¬Ê±Ò²Ï£ÍûÖúÁ¦ÁÐλÉîÈëÃ÷È·×°±¸ÔÚ¸øACl·ÖÅÉTCAM×ÊԴʱµÄµ×²ãÂß¼­ £¬´Ó¶øÍýÏëºÃ×Ô¼ºÊý¾ÝÖÐÐÄÍøÂçµÄÓªÒµ £¬×èÖ¹·ºÆðTCAM×ÊԴȱ·¦µÄÇéÐΡ£

TCAM¼ò½é

TCAMÊÇÊý¾ÝÖÐÐĽ»Á÷»ú²úÆ·ÉÏÓÃÓÚ±£´æACL±íÏîµÄ´æ´¢Æ÷¡£Æ¾Ö¤ACLÓ¦ÓõÄλÖòî±ðͨ³£½«TCAM×ÊÔ´·ÖVFP ACL TCAM×ÊÔ´¡¢IFP ACL TCAM×ÊÔ´¡¢EFP ACL TCAM×ÊÔ´ÈýÖÖ¡£TCAMÉÏ´æ·ÅACL±íÏîµÄ×îСµ¥Î»ÊÇSlice £¬Ã¿¸öSliceƾ֤ÈÝÁ¿´æ·ÅÈô¸ÉµÄACLÌõÄ¿¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

Single Slice(µ¥¿í)ÓëDouble Slice(Ë«¿í)

һ̨Êý¾ÝÖÐÐĽ»Á÷»úÿ¸öSliceµÄλ¿í³¤¶ÈÊÇÀο¿µÄ£¨²î±ðÐͺŽ»Á÷»úSliceλ¿íÂÔÓвî±ð £¬ºÃ±ÈS6510-48VS8CQÿ¸öSliceλ¿íΪ160bit£©¡£ÈôÊÇÒ»¸öÓªÒµµÄλ¿íûÓÐÁè¼Ýµ¥¿íSliceµÄλ¿í £¬ÄÇô¸ÃӪҵʹÓÃÒ»¸öSlice¾ÙÐд洢¼´¿É £¬¼´Ëµ¸ÃӪҵʹÓÃSingle Slice£¨µ¥¿í£© £»ÈôÊÇÒ»¸öÓªÒµµÄλ¿íÁè¼ÝSliceµÄλ¿í £¬ÄÇô¸ÃÓªÒµÐèҪͨ¹ý½«Á½¸öÏàÁÚSlice£¨Å¼Êý×îÏÈ£©Æ´½ÓÐγÉλ¿í¸ü´óµÄDouble Slice£¨Ë«¿í£©Ê¹Óà £¬¼´Ëµ¸ÃӪҵʹÓÃDouble Slice£¨Ë«¿í£©¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÓªÒµµÄλ¿íÒÀ¾ÝACLÖÐACEÉæ¼°µ½Æ¥ÅäÓòÖ®ºÍ¾ÙÐÐÅÌËã £¬ËùÓÐACEÖÐÉæ¼°µÄÆ¥ÅäÓòÖ®ºÍÓëSliceµÄλ¿í¾ÙÐнÏÁ¿ £¬ÈôÊǸÃÓªÒµµÄλ¿íûÓÐÁè¼Ýµ¥¿íSliceµÄλ¿í £¬Ôò¸ÃӪҵʹÓÃSingle Slice£¨µ¥¿í£© £¬·´Ö®ÔòʹÓÃDouble Slice£¨Ë«¿í£©¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÆäÖÐEtype¡¢Port¡¢PortGroupÆ¥ÅäÓòƾ֤ӪҵӦÓÃÐèҪϷ¢ £¬ACLûÓÐÏÔʾ¸ÐÖª¡£

ºÐʽ½»Á÷»úºÍ¿òʽ½»Á÷»úTCAMÌØµãÏÈÈÝ

²î±ðÐͺÅÊý¾ÝÖÐÐĽ»Á÷»úTCAM×ÊÔ´ÌØÕ÷ÂÔÓвî±ð £¬´óÖ·ÖΪÁ½Àࣺ

ºÐʽ½»Á÷»úTCAM×ÊÔ´·ÖΪVFP ACL TCAM×ÊÔ´¡¢IFP ACL TCAM×ÊÔ´¡¢EFP ACL TCAM×ÊÔ´ÈýÖÖ £¬ÕâÈýÖÖ×ÊÔ´ÊÇ×ÔÁ¦·ÖÅɵIJ»¿É¹²ÏíʹÓá£ÔÚºÐʽ½»Á÷µÄIFP ACL TCAM×ÊÔ´ÖÐ £¬Slice´ÓʹÓÃÉϲî±ð·ÖΪͨË×SliceºÍÔ¤ÁôSliceÁ½ÖÖ¡£Í¨Ë×Slice¿ÉÒÔͨ¹ýÁ½¸öÏàÁÚSlice£¨Å¼Êý×îÏÈ£©Æ´½ÓÐγÉDouble SliceʹÓà £¬Öª×ã¸ü³¤Æ¥ÅäÓòµÄÓªÒµ £»Ô¤ÁôSlice²»Ö§³ÖÆ´½Ó £¬Ö»ÄÜÒÔSingle Slice·½·¨±£´æ £¬²¢ÇÒÖ»ÄÜÌṩӦ²¿·ÖÓªÒµ»ò²¿·ÖTCAMģʽÏÂÓоÙÐÐÍýÏëµÄӪҵʹÓà £¬Ê¹ÓÃÔ¤ÁôSliceµÄÓªÒµÖ»ÄÜÖ§³ÖSingle Slice£¨µ¥¿í£©¡£¹ØÓÚºÐʽ½»Á÷»úÒ»Ñùƽ³£Ç°N¸öSliceΪԤÁôSlice £¬N¼´ÊÇSlice×ÜÊý³ýÒÔ3£¨ÀýÈçºÐʽ½»Á÷»úRG-S6510-48VS8CQ½»Á÷»úµÄIFP ACLÒ»¹²12¸öSlice £¬Ô¤ÁôSliceÔòÒ»¹²4¸ö £¬Slice0-Slice3£©¡£VFP ACL TCAM×ÊÔ´ºÍEFP ACL TCAM×ÊÔ´Ä¿½ñûÓÐÔ¤ÁôSlice £¬ËùÓÐΪͨË×Slice¡£

¿òʽ½»Á÷»úTCAM×ÊÔ´·ÖΪIFP ACL TCAM×ÊÔ´¡¢EFP ACL TCAM×ÊÔ´Á½ÖÖ £¬ÓëºÐʽ½»Á÷»ú±£´æ²î±ðµÄÊÇ¿òʽ½»Á÷»úµÄIFP ACL TCAM×ÊÔ´¡¢EFP ACL TCAM×ÊÔ´Á½ÖÖ×ÊÔ´Êǹ²Ïí·ÖÅɵÄ¡£ÔÚ¿òʽ½»Á÷»úÖÐ £¬±£´æÁ½¸öСSlice£¨Ç°Á½¸öSlice£©ÎªÔ¤ÁôSlice £¬ÓëºÐʽ½»Á÷»ú²î±ð £¬¸ÃÔ¤ÁôSlice¿ÉÒÔ¾ÙÐÐÆ´½Ó £¬¼´¸ÃÔ¤ÁôSlice¿ÉÒÔÖ§³ÖSingle Slice£¨µ¥¿í£©ºÍDouble Slice£¨Ë«¿í£©ÓªÒµ £¬µ«Í¬Ñù±£´æÊ¹ÓÃÏÞÖÆ £¬¸ÃÔ¤ÁôSliceÖ»ÄܸøÌض¨µÄӪҵʹÓá£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ʹÓÃTCAM×ÊÔ´µÄÓªÒµÏÈÈÝ

Êý¾ÝÖÐÐĽ»Á÷»úÖ§³ÖÐí¶àʹÓÃACLµÄÓªÒµ £¬ÕâЩʹÓÃACLµÄÓªÒµ²¢²»ÊǶ¼Ê¹ÓÃTCAM×ÊÔ´ £¬ºÃ±ÈVTYÏÂŲÓõÄACLʵÏÖ×°±¸µÇ¼¿ØÖƹ¦Ð§¾Í²»»áʹÓÃTCAM×ÊÔ´ £¬Ï±íÁгöÁËʹÓÃTCAM×ÊÔ´µÄ³£ÓÃÓªÒµ¹©ÁÐλ¶ÁÕ߲ο¼¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

²î±ðµÄÓªÒµÔÚʹÓÃTCAM×ÊԴʱÊÇÒÔSliceΪά¶ÈµÄ¡£ÏàͬӪҵ¿ÉÒÔʹÓÃͳһSlice×ÊÔ´ £¬´ó²¿·Ö²î±ðÓªÒµ²»¿ÉʹÓÃͳһSlice×ÊÔ´ £¬¼´´ó´ó¶¼ÇéÐÎÏÂͳһ¸öSliceÖ»ÄÜ´æ·ÅÒ»¸öÀàÐ͵ÄÓªÒµ £¬ºÃ±ÈÒ»¸öSliceÒѾ­´æ·ÅSECURITYÓªÒµ£¨½Ó¿ÚÏÂʹÓÃACL£©µÄ×ÊÔ´ £¬ÄÇôËü¾Í²»¿ÉÔÚ´æ·ÅPBRÓªÒµ£¨Õ½ÂÔ·ÓÉÓªÒµ£©µÄ×ÊÔ´ £¬PBRÓªÒµ±ØÐè´æ·ÅÔÚÁíÒ»¸öSliceÖ®ÖÐ £¬×ÝÈ»´æ·ÅSECURITYÓªÒµµÄSliceÉÐÓпÕÓà¿Õ¼ä¡£(²¿·ÖÓªÒµÔÚÌØ¶¨µÄTCAMģʽϾÙÐÐÁËÕûºÏ £¬ÕûºÏºóµÄÓªÒµ¿ÉÒÔÕ¼ÓÃÏàͬµÄSlice×ÊÔ´ £¬µ«ÓªÒµÉϱ£´æÒ»¶¨µÄÓÅÏȼ¶ÏÞÖÆ)

ÒÔÉÏÓªÒµ³ýÁËCPPÓªÒµÍâÆäÓà¶¼ÊÇÔÚÉèÖøÃÓªÒµºó²Å»áʹÓÃTCAM×ÊÔ´¡£CPPӪҵͨ¹ý±ê×¼µÄQOS²î·Ö·þÎñÄ£×ÓʵÏÖ×°±¸CPUµÄ± £»¤ £¬ÔÚ×°±¸Æô¶¯ºóĬÈÏ¿ªÆôÇÒ²»Ö§³Ö¹Ø±Õ¡£¹ÊÔÚ¿ÕÉèÖÃÇéÐÎÏÂ×°±¸Æô¶¯ºó £¬Ä¬ÈÏCPPÓªÒµÒÑʹÓÃTCAM×ÊÔ´¡£

TCAMÔËάҪÁì

Êý¾ÝÖÐÐĽ»Á÷»úTCAMʹÓÃÇéÐÎÉó²éÓëÆÊÎö

ÔÚÊý¾ÝÖÐÐĽ»Á÷»úÉÏ¿ÉÒÔͨ¹ý“show acl res”ÏÂÁîÉó²éSlice×ÊԴʹÓÃÇéÐλã×Ü £¬°üÀ¨SliceµÄÊýÄ¿ £¬Ã¿¸öSliceµÄÈÝÁ¿ £¬Ã¿¸öSliceµÄʹÓÃÇéÐμ°Ê£ÓàÇéÐεÈ £»Í¨¹ý“show acl res detail”ÏÂÁî¿ÉÉó²éSlice×ÊÔ´µÄÏêϸʹÓÃÇéÐÎ £¬°üÀ¨Ã¿¸öSlice×ÊÔ´ÊÇÄĸöӪҵʹÓõġ¢Ê¹ÓõÄÊÇSingle SliceÕÕ¾ÉDouble Slice¡¢ÓªÒµÓÅÏȼ¶µÈÐÅÏ¢¡£

¾ÙÀý£ºÉó²éºÐʽ½»Á÷»ú(RG-S6510-48VS8CQ)TCAM×ÊԴʹÓÃÇéÐÎ

ͨ¹ý“show acl res”ÏÂÁîÉó²éºÐʽ½»Á÷»úRG-S6510-48VS8CQ TCAM×ÊÔ´ÇéÐÎÈçÏ£ºÆäÖÐVFP ACL TCAM×ÊÔ´ÉϹ²°üÀ¨4¸öSlice£¨Slice 0-Slice 3£© £¬Ã¿¸öSlice¹²256ÈÝÁ¿ £¬×ÜÈÝÁ¿1024 £»IFP ACL TCAM×ÊÔ´ÉϹ²°üÀ¨12¸öSlice£¨Slice 0-Slice 11£© £¬ÆäÖÐ4¸öÔ¤ÁôSlice£¨Slice 0-Slice 3£©ºÍ8¸öͨË×Slice£¨Slice 4-Slice 11£© £¬Ã¿¸öSlice¹²768ÈÝÁ¿ £¬×ÜÈÝÁ¿¹²9216 £»EFP ACL TCAM×ÊÔ´ÉϹ²°üÀ¨4¸öSlice£¨Slice 0-Slice 3£© £¬Ã¿¸öSlice¹²512ÈÝÁ¿ £¬×ÜÈÝÁ¿2048¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ͨ¹ý“show acl res detail”ÏÂÁîÉó²éºÐʽ½»Á÷»úRG-S6510-48VS8CQ TCAM×ÊÔ´ÏêϸʹÓÃÇéÐÎÈçÏ£ºÆäÖÐIFP ACL TCAM×ÊÔ´ÉÏ £¬CPPÓªÒµÕ¼ÓÃÒ»¸öDouble Slice×ÊÔ´ £¬Ê¹ÓÃSlice 10ºÍSlice 11 £¬SECURITYÓªÒµÕ¼ÓÃÒ»¸öSingle×ÊÔ´ £¬Ê¹ÓÃSlice 4 £»ÔÚEFP ACL TCAM×ÊÔ´ÉÏ £¬SECURITYÓªÒµÕ¼ÓÃÒ»¸öSingle×ÊÔ´ £¬Ê¹ÓÃSlice 0¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

¾ÙÀý£ºÉó²é¿òʽ½»Á÷»ú(RG-N18000-X)TCAMÇéÐÎ

ͨ¹ý“show acl res”ÏÂÁîÉó²é¿òʽ½»Á÷»úRG-N18000-X TCAM×ÊÔ´ÇéÐÎÈçÏ£ºÃ¿°å¿¨IFP ACL TCAMºÍEFP ACL TCAM×ÊÔ´¹²Óà £¬¹²°üÀ¨14¸öSlice£¨Slice 0-Slice 13£© £¬ÆäÖÐ2¸öÔ¤ÁôSlice£¨Slice 0-Slice 1£© £¬Ã¿¸öSlice¹²128ÈÝÁ¿ £¬12¸öͨË×Slice£¨Slice 2-Slice 13£© £¬Ã¿¸öSlice¹²2048ÈÝÁ¿ £¬×ÜÈÝÁ¿¹²24832¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ͨ¹ý“show acl res detail”ÏÂÁîÉó²é¿òʽ½»Á÷»úRG-N18000-X TCAM×ÊÔ´ÏêϸʹÓÃÇéÐÎÈçÏ£ºCPPÓªÒµÕ¼ÓÃÒ»¸öDouble Slice×ÊÔ´ £¬Ê¹ÓÃÔ¤ÁôSlice¿Õ¼äSlice 0ºÍSlice 1 £¬CPP(v6)ÓªÒµÕ¼ÓÃÒ»¸öDouble Slice×ÊÔ´ £¬Ê¹ÓÃSlice 10ºÍSlice 11 £¬SECURITY(v6)ÓªÒµÕ¼ÓÃÒ»¸öDouble Slice×ÊÔ´ £¬Ê¹ÓÃSlice 12ºÍSlice 13¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

Êý¾ÝÖÐÐĽ»Á÷»úTCAMģʽÉó²éÓëµ÷½â

ÉÏÎÄÖÐÌáµ½´ó²¿·Ö²î±ðÓªÒµ²»¿ÉʹÓÃͳһSlice×ÊÔ´ £¬Êý¾ÝÖÐÐĽ»Á÷»ú³ö³§TCAMģʽΪĬÈÏģʽ £¬ÔÚ¸ÃģʽÏÂTCAMÓªÒµÒ»Ñùƽ³£²»»á¾ÙÐÐÕûºÏ £¬²î±ðÓªÒµ²»¿ÉʹÓÃÔÚͳһSlice×ÊÔ´ £¬¸ÃģʽÏÂÒ»¸öÓªÒµ×îÉÙʹÓÃ1¸öµ½2¸öSlice×ÊÔ´¡£TCAMģʽÌṩÁËÒ»ÖÖ»úÖÆ¿ÉÒÔÆ¾Ö¤²î±ð³¡¾°Ñ¡ÔñÏìÓ¦µÄTCAMÊÂÇéģʽÀ´Èøó¡¾°ÏµIJ¿·ÖÓªÒµ¿ÉÒÔʹÓÃͳһSlice×ÊÔ´»òÕßʹÓÃÔ¤ÁôSlice×ÊÔ´ £¬ïÔÌ­²¿·Ö¹¦Ð§µÄSliceʹÓà £¬´Ó¶øÔöÌí¿ÉÓõÄSlice×ÊÔ´¡£ºÃ±È²¿·ÖÐͺŽ»Á÷»úACL-MAXģʽÏ £¬SECURITYÓªÒµºÍSECURITY-COUNTÓªÒµ¾ÙÐÐÁËÕûºÏ £¬¿ÉʹÓÃͳһSlice×ÊÔ´¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÔÚÊý¾ÝÖÐÐĽ»Á÷»úÉÏ¿ÉÒÔͨ¹ý“show tcam-mode status”ÏÂÁîÉó²é×°±¸ÔËÐеÄTCAMÊÂÇéģʽ £¬Éó²é°üÀ¨Ä¿½ñ×°±¸ÔËÐеÄTCAMģʽ¼°×°±¸ÖØÆôºóÏÂÒ»´ÎÔËÐÐʱTCAMģʽ¡£ÈôÊÇÐèÒªµ÷½â×°±¸µÄTCAMģʽ £¬¿ÉÒÔͨ¹ý“tcam-mode acl-max/acl-slices-all/vxlan/vxlan-hash/acl-default-vxlan-hash”ÏÂÁîµ÷½â £¬ÐèÒª×¢ÖØµ÷½âTCAMģʽºóÐèÒªÉúÑÄÉèÖÃÕû»úÖØÆôºó²Å»áÉúЧ¡£

TCAMÓ¦ÓÃÓëʵ¼ù

TCAM×ÊÔ´ÆÀ¹À½¨Òé

Êý¾ÝÖÐÐĽ»Á÷»úTCAM×ÊÔ´ÆÀ¹ÀÒòËØ£º

Slice×ÊÔ´ÆÀ¹À£ºÔÚÆÀ¹ÀSlice×ÊԴʱ £¬³ýÁËÐèÒªÆÀ¹ÀSliceÈÝÁ¿ÊÇ·ñÖª×ãACLÌõÄ¿ £¬¸üÐèÒª¹Ø×¢µÄÊÇSliceµÄÊýÄ¿ÄÜ·ñÖª×ãÓªÒµµÄÊýÄ¿¡£ÉÏÎÄÌáµ½´ó´ó¶¼ÇéÐÎÏÂͳһ¸öSliceÖ»ÄÜ´æ·ÅÒ»¸öÀàÐ͵ÄÓªÒµ £¬ÏÖʵʹÓÃÀú³ÌÖÐSliceÈÝÁ¿ÉÐÓпÕÓ൫ûÓÐеÄÍêÕûµÄSlice¸øÐµÄӪҵʹÓà £¬ÕâÖÖÇéÐÎÊÇ×îÈÝÒ×Ôì³ÉTCAM×ÊԴȱ·¦µÄÇéÐÎ £¬ÇëÁÐλ¶ÁÕßÖØµã¹Ø×¢¡£

KEY×ÊÔ´ÆÀ¹À£ºKEYÊÇ×°±¸ÄÚ²¿µÄÒ»¸ö´¦Öóͷ£ÒýÇæ £¬ÓÃÓÚ¸øÐèÒªTCAM×ÊÔ´µÄÓªÒµ·ÖÅÉTCAM×ÊÔ´¡£ºÐʽ½»Á÷»úÎÞÐèµ¥¶ÀÆÀ¹ÀKEY×ÊÔ´ £¬Ö»ÐèÒªÆÀ¹ÀSlice×ÊÔ´¼´¿É £¬Slice×ÊÔ´Öª×ãKEY×ÊÔ´Ò²Öª×ã¡£¿òʽ½»Á÷»úÔÚÆÀ¹ÀSlice×ÊÔ´ºó £¬ÐèÒªµ¥¶ÀÆÀ¹ÀKEY×ÊÔ´¡££¨DUNEϵÁÐоƬµÄ½»Á÷»úÐèÒªÆÀ¹ÀKEY×ÊÔ´ £¬12.X±£´æDUNEϵÁÐоƬµÄºÐʽ½»Á÷»ú)

Êý¾ÝÖÐÐĽ»Á÷»úTCAM×ÊÔ´ÆÀ¹ÀÒªÁ죺

ÆÀ¹ÀSliceÈÝÁ¿ÊÇ·ñÖª×ãACLÌõÄ¿Êý£º

ÒòACLÖÐACEÉèÖõĶàÑùÐÔ £¬²î±ðACEËùʹÓõÄSliceÈÝÁ¿²î±ð £¬ÎÞ·¨Í¨¹ýÅÌËãµÃ³ö £¬ÈôÊÇʹÓõÄACLµÄACEÊýÄ¿½Ï¶à £¬½¨Ò齫°²ÅŵÄÓªÒµÉèÖõ½ÏÖʵʹÓõÄÊý¾ÝÖÐÐĽ»Á÷»úÐͺÅÖоÙÐÐÑéÖ¤ £¬ÅжÏSliceÈÝÁ¿ÊÇ·ñÖª×ãACLÌõÄ¿Êý¡£

ÆÀ¹ÀSliceµÄÊýÄ¿ÄÜ·ñÖª×ãÓªÒµËùÐèµÄÊýÄ¿£º

Ê×ÏÈͨ¹ýÉÏС½ÚËùÊöÓªÒµµÄλ¿íÓëSliceµÄλ¿í¾ÙÐбÈÕÕµÄÒªÁì £¬ÆÀ¹ÀʹÓõÄÿÏîÓªÒµÐèҪʹÓÃSingle SliceÕÕ¾ÉDouble Slice £»Æä´Î½«ËùÓÐӪҵʹÓõÄSliceÏà¼Ó»ñµÃ“ÓªÒµÐèҪʹÓõÄSlice×ÜÊýÄ¿” £»×îºóƾ֤Èçϱí¸ñÆÀ¹ÀSliceµÄÊýÄ¿ÄÜ·ñÖª×ãÓªÒµËùÐèµÄÊýÄ¿¡£

ÔÚÅÌËã“ÓªÒµÐèҪʹÓõÄ×ÜSliceÊýÄ¿”ʱÐèÒª×¢ÖØ £¬IPv4³¡¾°ÏÂ×°±¸Ä¬ÈÏCPPӪҵʹÓÃSlice×ÊÔ´ÐèÒªÅÌËã½øÈ¥ £»IPv4ºÍIPv6˫ջ³¡¾°Ï £¬×°±¸Ä¬ÈÏCPPÓªÒµºÍCPP(v6)ӪҵʹÓÃSlice×ÊÔ´ÐèÒªÅÌËã½øÈ¥¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÆÀ¹ÀKEY×ÊÔ´ÊÇ·ñÖª×ãÐèÇó£º

ºÐʽ½»Á÷»úÎÞÐèµ¥¶ÀÆÀ¹ÀKEY×ÊÔ´ £¬Ö»ÐèÒªÆÀ¹ÀSlice×ÊÔ´¼´¿É¡£±¾Ð¡½ÚÖ»Õë¶Ô¿òʽ½»Á÷»ú £¬ÔÚÆÀ¹ÀKEY×ÊԴʱ £¬²ÎÕÕϱíKEY×ÊÔ´ÊýÄ¿ £¬½«Ò»¸öKEY×ÊÔ´¿´³ÉÒ»¸öSliceƾ֤ÉÏС½Ú“ÆÀ¹ÀSliceµÄÊýÄ¿ÄÜ·ñÖª×ãÓªÒµËùÐèµÄÊýÄ¿”µÄÒªÁì¾ÙÐÐÆÀ¹À¡£Ò»Ñùƽ³£ÔÚIPv4/IPv6˫ջµÄ³¡¾° £¬ÈôÊÇ·ºÆðKEY×ÊԴȱ·¦µÄÇéÐÎ £¬¿Éµ÷½âTCAMģʽΪACL-MAXģʽ £¬ACL-MAXģʽÏÂIPv4 KEY×ÊÔ´ºÍIPv6 KEY×ÊÔ´µ¥¶À·ÖÅÉ £¬¿ÉÔö´ó¿ÉÓÃKEY×ÊÔ´¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

TCAM×ÊԴȱ·¦°¸Àý·ÖÏí

±¾Ð¡½Ú½«ÍŽáÒÔÉϵÄÄÚÈݸø¸÷ÈË·ÖÏíÁ½¸ö“TCAM×ÊԴȱ·¦µÄÕæÊµ°¸Àý”×ÊÖú¸÷È˸üºÃµÄÃ÷È·×°±¸ÔÚ¸øACL·ÖÅÉTCAM×ÊԴʱµÄµ×²ãÂß¼­¡£ÔÚ·ºÆðTCAM×ÊԴȱ·¦Ê± £¬½¨Òé¶ÁÕßÏÈÆ¾Ö¤ÓªÒµ³¡¾°ÊµÑéµ÷½âTCAMģʽ £¬µ÷½âTCAMģʽºó×°±¸½«×Ô¶¯ÕûºÏ¸Ã³¡¾°Ï³£ÓÃÓªÒµµÄTCAM×ÊÔ´ £¬µ÷½âºóÊÓ²ìÄÜ·ñÖª×ãÐÂÓªÒµTCAM×ÊÔ´µÄÐèÇó¡£ÈôÊǵ÷½âTCAMģʽºóÈÔÈ»±£´æTCAM×ÊԴȱ·¦µÄÇéÐÎ £¬½¨ÒéÕûºÏÏÖÔÚʹÓõÄTCAMÓªÒµ £¬¾ÙÐÐÒ»¶¨µÄµ÷½â»òÕßɾ³ý¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾


¾ÙÀý£ººÐʽ½»Á÷»ú(RG-S6510-48VS8CQ)Slice×ÊԴȱ·¦°¸Àý

ÔÚIPv4³¡¾°ÏµÄһ̨RG-S6510-48VS8CQÉϰ²ÅÅÁËÈçÏÂͼËùʾµÄTCAMÓªÒµ£º

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÓªÒµ°²ÅÅÍê³ÉºóÔÚ×°±¸ÉÏÉó²éTCAM×ÊÔ´µÄʹÓÃÇéÐÎÈçÏ £¬IFP ACL TCAM×ÊÔ´¹²12¸öSlice°üÀ¨4¸öÔ¤ÁôSliceºÍ8¸öͨË×Slice £¬ÏÖÔÚÒÑʹÓÃ1¸öÔ¤ÁôSliceºÍ6¸öͨË×Slice¡£EFP ACL TCAM×ÊÔ´¹²4¸öSlice £¬ÏÖÔÚÒÑʹÓÃ3¸öSlice¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ӪҵʹÓÃSliceÏêϸÇéÐÎÈçÏÂͼËùʾ £¬¹ØÓÚIFP ACL TCAM×ÊÔ´£ºQOSÓªÒµ¡¢PBRÓªÒµ¡¢PBMÓªÒµ¡¢SECURITY-COUNTÓªÒµ¾ùΪSingle Slice»®·ÖʹÓÃÒ»¸öSlice £»SECURITYÓªÒµºÍSECURITY-GBLÓªÒµ¹²ÓÃÒ»¸öSliceÒ»¹²Ê¹ÓÃÒ»¸öSlice £»CPPӪҵΪDouble SliceʹÓÃÁ½¸öSlice¡£¹ØÓÚEFP ACL TCAM×ÊÔ´£ºSECURITYÓªÒµ¡¢SECURITY-COUNTÓªÒµ¡¢QOS-CARÓªÒµ¾ùΪSingle Slice»®·ÖʹÓÃÒ»¸öSlice¡£97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÔÚÒÔÉÏÓªÒµ»ù´¡ÉÏ £¬ÒòÓªÒµÐèÒª¸Ã×°±¸ÐèÒª¿ªÆôIPv6¹¦Ð§²¢°²ÅÅIPv6µÄ½Ó¿ÚACL¹¦Ð§ £¬Ïêϸ°²ÅŹ¦Ð§ÈçÏ£º

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÔÚ¿ªÆôIPv6¹¦Ð§ºóĬÈÏCPP(v6)ÓªÒµ½«Ê¹ÓÃDouble Slice IFP ACL TCAM×ÊÔ´ £¬Ô¤¼Æ½«Ê¹ÓÃͨË×Slice 8ºÍSlice 9 £¬½ÓÏÂÀ´ÉèÖÃIPv6½Ó¿ÚACLÓªÒµ £¬ÔÚ½Ó¿ÚÏÂŲÓÃINÆ«ÏòºÍOUTÆ«ÏòµÄACLʱ £¬×°±¸¶¼½«·ºÆðTCAM×ÊԴȱ·¦ÇéÐΡ£ÓÉÓÚ´ËʱIFP ACL TCAM»¹Ê£Óà3¸öÔ¤ÁôSlice×ÊÔ´ £¬SECURITY(v6)ӪҵΪDouble SliceÎÞ·¨Ê¹ÓÃÔ¤ÁôSlice×ÊÔ´ £»EFP ACL TCAMÏÖÔÚÊ£Óà1¸öSlice×ÊÔ´ £¬SECURITY(v6)ӪҵΪDouble SliceÐèҪʹÓÃ2¸öSlice×ÊÔ´ £¬ÒÔÊÇIFP ACL TCAMºÍEFP ACL TCAM¶¼½«Slice×ÊԴȱ·¦¡£

±¾×°±¸Ô­±¾Ê¹ÓÃIPv4µ¥Õ» £¬ÔÚ¿ªÆôIPv6¹¦Ð§°²ÅÅ˫ջºó·ºÆðTCAM×ÊԴȱ·¦µÄÇéÐÎ £¬Éó²éÉÏÎÄÖÐÕûÀíµÄ¸÷³¡¾°ÍƼö°²ÅŵÄTCAMģʽ £¬ÔÚIPv4/IPv6˫ջ³¡¾°ÏÂÍÆ¼öʹÓÃACL-MAXģʽ £¬ÐÞ¸Ä×°±¸TCAMģʽºó¾ÙÐÐÖØÆô¡£ÖØÆôºó×°±¸ÒÑÔËÐÐÔÚACL-MAXģʽÏ £¬´ËʱÔٴοªÆôIPv6¹¦Ð§²¢°²ÅÅIPv6µÄ½Ó¿ÚACL¹¦Ð§ £¬Î´ÔÚ·ºÆðTCAM×ÊԴȱ·¦µÄÇéÐÎ £¬´ËʱÉó²é×°±¸µÄTCAM×ÊÔ´ÇéÐÎÈçͼËùʾ £¬CPP(v6)ÓªÒµºÍSECURITY(v6)ÓªÒµÒÑÕý³£Ê¹ÓÃTCAM×ÊÔ´¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

´ËʱӪҵʹÓÃSliceÏêϸÇéÐÎÈçÏÂͼËùʾ £¬¹ØÓÚIFP ACL TCAM×ÊÔ´£ºQOSÓªÒµ¡¢CPP(v6)ÓªÒµ¡¢PBMÓªÒµ¡¢PBRÓªÒµ¾ùΪSingle Slice»®·ÖʹÓÃÒ»¸öSlice £»SECURITYÓªÒµ¡¢SECURITY-GBLÓªÒµºÍSECURITY-COUNTÓªÒµ¹²ÓÃÒ»¸öSliceÒ»¹²Ê¹ÓÃÒ»¸öSlice £»SECURITY(v6)ÓªÒµºÍCPPӪҵΪDouble Slice»®·ÖʹÓÃÁ½¸öSlice¡£¹ØÓÚEFP ACL TCAM×ÊÔ´£ºQOS-CARӪҵΪSingle SliceʹÓÃÒ»¸öSlice £»SECURITYÓªÒµºÍSECURITY-COUNTÓªÒµ¹²ÓÃÒ»¸öSliceÒ»¹²Ê¹ÓÃÒ»¸öSlice £»SECURITY(v6)ӪҵΪDouble SliceʹÓÃÁ½¸öSlice¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

¾ÙÀý£º¿òʽ½»Á÷»ú(RG-N18000-X)KEY×ÊԴȱ·¦°¸Àý

ÔÚIPv4/IPv6˫ջ³¡¾°ÏµÄһ̨RG-N18000-XÉϰ²ÅÅÁËÈçÏÂTCAMÓªÒµ£º

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÓªÒµ°²ÅÅÍê³ÉºóÔÚ×°±¸ÉÏÉó²éTCAM×ÊÔ´µÄʹÓÃÇéÐÎÈçÏ £¬IFP ACL TCAMºÍEFP ACL TCAM×ÊÔ´¹²ÓÃ14¸öSlice×ÊÔ´ £¬°üÀ¨2¸öÔ¤ÁôSliceºÍ12¸öͨË×Slice £¬ÏÖÔÚÒÑʹÓÃ2¸öÔ¤ÁôSliceºÍ5¸öͨË×Slice¡£¿òʽ½»Á÷»ú³ýÁËÆÀ¹ÀSlice×ÊÔ´»¹ÐèÒªÆÀ¹ÀKEY×ÊԴʹÓÃÇéÐÎ £¬´ËʱIFP ACL TCAM KEY×ÊÔ´¹²7¸ö £¬ÒÑʹÓÃ7¸ö £»EFP ACL TCAM KEY×ÊÔ´¹²2¸ö £¬ÒÑʹÓÃ0¸ö¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÔÚÒÔÉÏÓªÒµ»ù´¡ÉÏ £¬¸Ã×°±¸ÐÂÔöIPv4µÄERSPANµÄ¹¦Ð§ £¬Ïêϸ°²ÅŹ¦Ð§ÈçÏ£º

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

ÔÚÉèÖÃIPv4µÄERSPANµÄ¹¦Ð§Ê± £¬×°±¸½«·ºÆðTCAM×ÊԴȱ·¦µÄÇéÐΡ£ÓÉÓÚ´Ëʱװ±¸µÄSlice×ÊÔ´ÊǸ»×ãµÄ £¬µ«ÔÚDEFAULTģʽÏÂIFP ACL TCAMµÄKEYÒ»¹²7¸ö £¬ÔÚÐÂÔöERSPANÉèÖÃʱÎÞ¶àÓàµÄKEY×ÊÔ´¿ÉÓà £¬ÒÔÊÇIFP ACL TCAM·ºÆðKEY×ÊԴȱ·¦µÄÇéÐΡ£

Ò»Ñùƽ³£ÔÚIPv4/IPv6˫ջµÄ³¡¾° £¬ÈôÊÇ·ºÆðKEY×ÊԴȱ·¦µÄÇéÐÎ £¬¿Éµ÷½âTCAMģʽΪACL-MAXģʽ £¬ACL-MAXģʽÏÂIFP ACL TCAMµÄKEY×ÊÔ´IPv4 ºÍIPv6Êǵ¥¶À·ÖÅÉ £¬¿ÉÔö´ó¿ÉÓÃKEY×ÊÔ´¡£ÐÞ¸ÄTCAMģʽ²¢ÖØÆôºó×°±¸ÒÑÔËÐÐÔÚACL-MAXģʽÏ £¬´ËʱÔÚ¿ªÆôIPv4µÄERSPANµÄÓªÒµºó £¬Î´ÔÚ·ºÆðTCAMȱ·¦µÄÇéÐÎ £¬´ËʱÉó²é×°±¸µÄTCAM×ÊÔ´ÇéÐÎÈçÏÂͼËùʾ £¬PBMÓªÒµÒÑÕý³£Ê¹ÓÃTCAM×ÊÔ´¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

×ܽá

±¾ÎĹ²ÈýƪÕÂÆß¸öС½Ú £¬´ÓTCAM¼ò½é¡¢TCAMÔËάҪÁìºÍTCAMÓ¦ÓÃÓëʵ¼ùÈý¸ö·½ÃæÎª¶ÁÕßÏÈÈÝÁË97¹ú¼ÊÊý¾ÝÖÐÐĽ»Á÷»úACLÓªÒµTCAM×ÊÔ´µÄÆÀ¹ÀÒªÁì¡£±¾ÎÄÏÈÈÝÀíÂÛÊÊÓÃÓڴ󲿷ÖÊý¾ÝÖÐÐĽ»Á÷»ú £¬²î±ðÐͺÅ×°±¸±£´æÒ»¶¨²î±ð £¬Òòƪ·ùÔµ¹ÊÔ­Óɲ»¿É̾̾¾ãµ½ÇëÁÐλ¶ÁÕßÌåÌù¡£¹ÊÔÚÆÀ¹ÀTCAM×ÊԴʹÓÃÇéÐÎʱ £¬×÷ÕßÇ¿ÁÒ½¨ÒéÒ»¶¨Òª½«°²ÅŵÄÓªÒµÉèÖõ½ÏÖʵʹÓõÄÊý¾ÝÖÐÐĽ»Á÷»úÐͺÅÖоÙÐÐÑéÖ¤ £¬ÒÔ×îÖÕÑé֤Ч¹ûΪ׼¡£

¹Ø×¢97¹ú¼Ê
¹Ø×¢97¹ú¼Ê¹ÙÍøÎ¢ÐÅ
ËæÊ±Ïàʶ¹«Ë¾×îж¯Ì¬
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

·µ»Ø¶¥²¿

ÊÕÆð
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾ ÎĵµAIÖúÊÖ
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾ ÎĵµÆÀ¼Û
¸Ã×ÊÁÏÊÇ·ñ½â¾öÁËÄúµÄÎÊÌ⣿
Äú¶ÔÄ¿½ñÒ³ÃæµÄÖª×ã¶ÈÔõÑù£¿
²»Õ¦µÎ
ºÜÊǺÃ
ÄúÖª×ãµÄÔµ¹ÊÔ­ÓÉÊÇ£¨¶àÑ¡£©£¿
Äú²»Öª×ãµÄÔµ¹ÊÔ­ÓÉÊÇ£¨¶àÑ¡£©£¿
ÄúÊÇ·ñÉÐÓÐÆäËûÎÊÌâ»ò½¨Ò飿
ΪÁË¿ìËÙ½â¾ö²¢»Ø¸´ÄúµÄÎÊÌâ £¬Äú¿ÉÒÔÁôÏÂÁªÏµ·½·¨
ÓÊÏä
ÊÖ»úºÅ
ллÄúµÄ·´À¡£¡
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾
97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾
ÇëÑ¡Ôñ·þÎñÏîÄ¿
¹Ø±Õ×Éѯҳ
ÊÛǰ×Éѯ ÊÛǰ×Éѯ
ÊÛǰ×Éѯ
ÊÛºó·þÎñ ÊÛºó·þÎñ
ÊÛºó·þÎñ
Òâ¼û·´Ïì Òâ¼û·´Ïì
Òâ¼û·´Ïì
¸ü¶àÁªÏµ·½·¨
ÍøÕ¾µØÍ¼