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µä·¶µÄÓ¦Óó¡¾°Èçͼ1-7Ëùʾ£¬¹ØÓÚ½ÓÈë¿ÉÓÃÐÔÒªÇó¸ßµÄ·þÎñÆ÷£¬Ò»Ñùƽ³£Ê¹ÓÓµ¥·þÎñÆ÷¶àÍø¿¨°ó¶¨Îª¾ÛºÏ¿Ú”ÊÖÒÕÀ´Óë½ÓÈë²ã×°±¸ÏàÁ¬ ¡£ÓÉÓھۺϿÚÒªÇóÖ»ÄܽÓÈëÔÚͳһ̨½ÓÈë×°±¸ÉÏ£¬ÒÔÊǵ¥Ì¨×°±¸¹ÊÕϵÄΣº¦ÔöÌíÁË ¡£ÔÚÕâÖÖÇéÐÎÏ£¬Í¨¹ý×齨VSU£¬·þÎñÆ÷¶Ëͨ¹ý¾ÛºÏ¿ÚÓëVSU×éÄÚ²î±ðµÄ³ÉÔ±×°±¸ÏàÁ¬£¬ÕâÑù¿ÉÒÔ±ÜÃâ½ÓÈë×°±¸µÄµ¥µã¹ÊÕÏ»òµ¥ÌõÁ´Â·Ê§Ð§µ¼ÖµÄÍøÂçÖÐÖ¹£¬ÌáÉý·þÎñÆ÷³ÐÔØÓªÒµµÄÍøÂç¿É¿¿ÐÔ ¡£

ͼ1-7     ·þÎñÆ÷½ÓÈëÁ´Â·ÈßÓà

µä·¶ÉèÖþÙÀý

1  ×齨VSU

1.    ×éÍøÐèÇó

Èçͼ1-16Ëùʾ£¬Device AºÍDevice B×°±¸Í¨¹ý2ÌõÍòÕ×Ïß·»¥Áª£¬Í¨¹ý»ù´¡ÉèÖÃÒÔ×齨2̨װ±¸VSUϵͳ ¡£

2.    ×éÍøÍ¼

ͼ1-16   ×齨VSU×éÍøÍ¼

 

3.    ÉèÖÃÒªµã

l  »®·ÖÉèÖÃVSUÓò±àºÅ¡¢×°±¸±àºÅ¡¢×°±¸ÓÅÏȼ¶¡¢×°±¸Ãû³Æ¡¢VSL¿Ú ¡£

l  »®·ÖÉèÖÃÇл»VSUģʽ ¡£

4.    ÉèÖð취

(1)   ÉèÖÃDevice A ¡£

ÉèÖÃDevice AµÄVSUÓòIDΪ100¡¢×°±¸IDΪ1¡¢×°±¸ÓÅÏȼ¶Îª200¡¢VSU×°±¸Ãû³ÆÎªDeviceA ¡£

DeviceA> enable

DeviceA# configure terminal

DeviceA(config)# switch virtual domain 100

DeviceA(config-vs-domain)# switch 1

DeviceA(config-vs-domain)# switch 1 priority 200

DeviceA(config-vs-domain)# switch 1 description DeviceA

DeviceA(config-vs-domain)# switch crc errors 10 times 20

DeviceA(config-vs-domain))# exit

ÉèÖÃDevice AµÄVSL¶Ë¿ÚΪtenGigabitEthernet 1/1ºÍtenGigabitEthernet 1/2 ¡£

DeviceA(config)# vsl-port

DeviceA(config-vsl-port)# port-member interface tengigabitethernet 1/1

DeviceA(config-vsl-port)# port-member interface tengigabitethernet 1/2

DeviceA(config)# exit

ÉèÖÃDevice AΪVSUģʽ ¡£

DeviceA# switch convert mode virtual

(2)   ÉèÖÃDevice B ¡£

ÉèÖÃDevice BµÄVSUÓòIDΪ100¡¢×°±¸IDΪ2¡¢×°±¸ÓÅÏȼ¶Îª100¡¢VSU×°±¸Ãû³ÆÎªDeviceB ¡£

DeviceB> enable

DeviceB# configure terminal

DeviceB(config)# switch virtual domain 100

DeviceB(config-vs-domain)# switch 2

DeviceB(config-vs-domain)# switch 2 priority 100

DeviceB(config-vs-domain)# switch 2 description DeviceB

DeviceB(config-vs-domain)# switch crc errors 10 times 20

DeviceB(config-vs-domain))# exit

ÉèÖÃDevice BµÄVSL¶Ë¿ÚΪtenGigabitEthernet 1/1ºÍtenGigabitEthernet 1/2 ¡£

DeviceB(config)# vsl-port

DeviceB(config-vsl-port)# port-member interface Tengigabitethernet 1/1

DeviceB(config-vsl-port)# port-member interface Tengigabitethernet 1/2

DeviceB(config-vsl-port)# exit

ÉèÖÃDevice BΪVSUģʽ ¡£

DeviceB# switch convert mode virtual

5.    ÑéÖ¤ÉèÖÃЧ¹û

ͨ¹ýshow switch virtual roleÏÂÁîÉó²éDevice A×°±¸½ÇɫΪ“ACTIVE”£¬ÇÒDevice B×°±¸½ÇɫΪ“STANDBY ¡£ÔòÌåÏÖVSU×齨Àֳɣ¬²»È»VSU×齨ʧ°Ü ¡£

DeviceA# show switch virtual role

Switch_id¡¡¡¡ Domain_id¡¡¡¡ Priority¡¡¡¡ Position¡¡¡¡ Status¡¡¡¡ Role¡¡¡¡¡¡¡¡¡¡Description

1(1)¡¡¡¡¡¡¡¡¡¡ 100(100)¡¡¡¡¡¡200(200)¡¡¡¡ LOCAL¡¡¡¡¡¡¡¡OK¡¡¡¡¡¡¡¡ ACTIVE¡¡¡¡¡¡¡¡DeviceA

2(2)¡¡¡¡¡¡¡¡¡¡ 100(100)¡¡¡¡¡¡100(100)¡¡¡¡ REMOTE¡¡¡¡¡¡ OK¡¡¡¡¡¡¡¡ STANDBY¡¡¡¡¡¡ DeviceB

6.    ÉèÖÃÎļþ

l  Device AµÄÉèÖÃÎļþ ¡£

hostname DeviceA

!

switch virtual domain 100

!

switch 1

switch 1 priority 200

switch 1 description DeviceA

switch crc errors 10 times 20

!

port-member interface TenGigabitEthernet 0/1

port-member interface TenGigabitEthernet 0/2

!

switch convert mode virtual

!

end

l  Device BµÄÉèÖÃÎļþ ¡£

hostname DeviceB

!

switch virtual domain 100

!

switch 2

switch 2 priority 100

switch 2 description DeviceB

switch crc errors 10 times 20

!

port-member interface TenGigabitEthernet 0/1

port-member interface TenGigabitEthernet 0/2

!

switch convert mode virtual

!

end

7.    ³£¼û¹ýʧ

l  Î´ÉèÖÃͳһ¸öVSUÓò±àºÅ£¨domain-id£© ¡£

l  VSL¿ÚδUP ¡£

2  BFDË«Ö÷¼ì²â

1.    ×éÍøÐèÇó

Èçͼ1-17Ëùʾ£¬Device AºÍDevice B×°±¸×é³ÉVSUϵͳ£¬µ±VSLÁ´Â·¶Ï¿ªÊ±£¬±£´æÁ½Ì¨ÉèÖÃÍêÈ«ÏàͬµÄÖ÷×°±¸£¬µ¼Ö¾ÖÓòÍøÄÚIPµØÖ·³åÍ»µÈÎÊÌâ ¡£Í¨¹ýÉèÖÃBFD·½·¨¼ì²â»úÖÆ£¬ÒÔ¿ìËÙ¼ì²âË«Ö÷ÇéÐΣ¬Ö®ºó½«ÆäÖÐһ̨Ö÷×°±¸½øÈë´ý»Ö¸´£¨Recovery£©×´Ì¬£¬¸Ã״̬ϵÄ×°±¸¶Ë¿ÚեȡӪҵת·¢¹¦Ð§£¬´Ó¶øÈ·±£VSUϵͳ¼ì²âµ½Ë«Ö÷״̬ºóÍøÂçÕý³£ÔËÐÐ ¡£

2.    ×éÍøÍ¼

ͼ1-17   BFDË«Ö÷¼ì²â×éÍøÍ¼

 

3.    ÉèÖÃÒªµã

l  ¿ªÆôBFDË«Ö÷¼ì²â ¡£

l  Ö¸¶¨BFD¼ì²â¿Ú£¬ÇҸüì²â¿Ú±ØÐèÉèÖÃΪÈý²ãÒÔÌ«Íø½Ó¿Ú ¡£

*     ËµÃ÷

ÓÉÓÚDevice AºÍDevice B×é³ÉÐéÄâ×°±¸VSU£¬Òò´ËÒÔÉÏÉèÖÿÉÔÚDevice A»òDevice BÖÐí§Òâһ̨װ±¸ÉÏÉèÖà ¡£´Ë´¦ÒÔÔÚDevice AÉÏÉèÖÃΪÀý ¡£

 

4.    ÉèÖð취

ÔÚDevice AÉÏÉèÖÃGigabitEthernet 1/1/2ºÍGigabitEthernet 2/1/2ΪÈý²ã½Ó¿Ú ¡£

DeviceA> enable

DeviceA# configure terminal

DeviceA(config)# interface GigabitEthernet 1/1/2

DeviceA(config-if-GigabitEthernet 1/1/2)# no switchport

DeviceA(config)# interface GigabitEthernet 2/1/2

DeviceA(config-if-GigabitEthernet 2/1/2)# no switchport

¿ªÆôBFDË«Ö÷¼ì²â£¬²¢Ö¸¶¨BFDµÄ¼ì²â¶Ë¿ÚΪGigabitEthernet 1/1/2ºÍGigabitEthernet 2/1/2 ¡£

DeviceA(config-if)# switch virtual domain 1

DeviceA(c config-vs-domain)# dual-active detection bfd

DeviceA(config-vs-domain)# dual-active bfd interface GigabitEthernet 1/1/2

DeviceA(config-vs-domain)# dual-active bfd interface GigabitEthernet 2/1/2

5.    ÑéÖ¤ÉèÖÃЧ¹û

¶Ï¿ªËùÓÐVSLÁ´Â·£¬µÇ¼DeviceA¿ØÖÆÌ¨£¬Í¨¹ýshow switch virtualÏÂÁîÉó²é“Status”Ϊ“OK£¬¼´DeviceAÔÚ¼ì²âµ½Ë«Ö÷ºóÕý³£Ê¹Óà ¡£

VSU# show switch virtual

Switch_id¡¡¡¡ Domain_id¡¡¡¡ Priority¡¡¡¡ Position¡¡¡¡ Status¡¡¡¡ Role¡¡¡¡¡¡¡¡¡¡Description

------------------------------------------------------------------------------------------

1(1)¡¡¡¡¡¡¡¡¡¡1(1)¡¡¡¡¡¡¡¡¡¡100(100)¡¡¡¡¡¡LOCAL¡¡¡¡¡¡¡¡ OK¡¡¡¡¡¡¡¡ ACTIVE¡¡¡¡¡¡¡¡DeviceA

µÇ¼DeviceA¿ØÖÆÌ¨£¬Í¨¹ýshow switch virtual dual-active bfdÏÂÁîÉó²ébfd¿ªÆô״̬Ϊ“Yes”£¬ÅþÁ¬DeviceBµÄBFD¼ì²â½Ó¿ÚGigabitEthernet 2/1/2״̬Ϊ“DOWN” ¡£

VSU-RECOVERY-2# show switch virtual dual-active bfd

BFD dual-active detection enabled: Yes

BFD dual-active interface configured:

  GigabitEthernet 1/1/2: UP

  GigabitEthernet 2/1/2: DOWN

µÇ¼DeviceB¿ØÖÆÌ¨£¬Í¨¹ýshow switch virtualÏÂÁîÉó²é“Status”±ä»»Îª“Recovery”£¬ÇÒ×°±¸Ãû³ÆÔöÌíÁË“-RECOVERY-2”ºó׺ ¡£

VSU-RECOVERY-2# show switch virtual

Switch_id¡¡¡¡ Domain_id¡¡¡¡ Priority¡¡¡¡ Position¡¡¡¡ Status¡¡¡¡ Role¡¡¡¡¡¡¡¡¡¡Description

-------------------------------------------------------------------------------------------

2(2)¡¡¡¡¡¡¡¡¡¡1(1)¡¡¡¡¡¡¡¡¡¡¡¡90(90)¡¡¡¡¡¡LOCAL¡¡¡¡¡¡¡¡ Recovery¡¡ ACTIVE¡¡¡¡¡¡¡¡DeviceB

µÇ¼DeviceB¿ØÖÆÌ¨£¬Í¨¹ýshow switch virtual dual-active summaryÏÂÁîÉó²é“In dual-active recovery mode”ÏîÏÔʾΪ“Yes”£¬¼´ÌåÏÖDeviceB´¦ÓÚ“Recovery”״̬ ¡£

VSU-RECOVERY-2# show switch virtual dual-active summary

BFD dual-active detection enabled: Yes

Aggregateport dual-active detection enabled: No

Interfaces excluded from shutdown in recovery mode:

In dual-active recovery mode: Yes

6.    ÉèÖÃÎļþ

l  Device AµÄÉèÖÃÎļþ ¡£

hostname DeviceA

!

interface GigabitEthernet 1/1/2

 no switchport

!

interface GigabitEthernet 2/1/2

 no switchport

!

switch virtual domain 1

dual-active detection bfd

dual-active bfd interface GigabitEthernet 1/1/2

dual-active bfd interface GigabitEthernet 2/1/2

!

switch 1

switch 1 priority 100

switch 1 description DeviceA

switch crc errors 10 times 20

!

port-member interface TenGigabitEthernet 0/1

port-member interface TenGigabitEthernet 0/2

!

switch convert mode virtual

!

 

end

l  Device BµÄÉèÖÃÎļþ ¡£

hostname DeviceB

!

interface GigabitEthernet 1/1/2

 no switchport

!

interface GigabitEthernet 2/1/2

 no switchport

!

switch virtual domain 1

dual-active detection bfd

dual-active bfd interface GigabitEthernet 1/1/2

dual-active bfd interface GigabitEthernet 2/1/2

!

switch 2

switch 2 priority 90

switch 2 description DeviceB

switch crc errors 10 times 20

!

port-member interface TenGigabitEthernet 0/1

port-member interface TenGigabitEthernet 0/2

!

switch convert mode virtual

!

 

end

7.    ³£¼û¹ýʧ

l  BFD¼ì²â¿ÚδÉèÖÃΪÈý²ãÒÔÌ«Íø½Ó¿Ú ¡£

l  BFD¼ì²âºÍAP¼ì²âÖ»ÄÜÑ¡ÔñÆäÖÐÒ»ÖÖ·½·¨ ¡£

3  APË«Ö÷¼ì²â

1.    ×éÍøÐèÇó

Èçͼ1-18Ëùʾ£¬Device AºÍDevice B×°±¸×é³ÉVSUϵͳ£¬Device C»®·Öͨ¹ý¾ÛºÏ¿ÚÅþÁ¬Device AºÍDevice B ¡£µ±VSLÁ´Â·¶Ï¿ªÊ±£¬±£´æÁ½Ì¨ÉèÖÃÍêÈ«ÏàͬµÄÖ÷×°±¸£¬µ¼Ö¾ÖÓòÍøÄÚIPµØÖ·³åÍ»µÈÎÊÌâ ¡£Í¨¹ýÉèÖÃAPË«Ö÷¼ì²â»úÖÆ£¬ÒÔ¿ìËÙ¼ì²âË«Ö÷ÇéÐΣ¬Ö®ºó½«ÆäÖÐһ̨Ö÷×°±¸½øÈë´ý»Ö¸´£¨Recovery£©×´Ì¬£¬¸Ã״̬ϵÄ×°±¸¶Ë¿ÚեȡӪҵת·¢¹¦Ð§£¬´Ó¶øÈ·±£VSUϵͳ¼ì²âµ½Ë«Ö÷״̬ºóÍøÂçÕý³£ÔËÐÐ ¡£

2.    ×éÍøÍ¼

ͼ1-18   APË«Ö÷¼ì²â×éÍøÍ¼

 

3.    ÉèÖÃÒªµã

l  ½«Device CÓëDevice A ¡¢Device CÓëDevice B»¥ÁªµÄ¶Ë¿ÚÉèÖÃΪͳһ¸ö¾ÛºÏ¶Ë¿Ú×é ¡£

l  ¿ªÆôAPË«Ö÷¼ì²â¹¦Ð§ ¡£

l  ÉèÖÃAP¼ì²â¿Ú ¡£

l  ½«Device CÓëDevice A/Device B»¥Áª¶Ë¿ÚÉèÖÃΪͳһ¸ö¾ÛºÏ¶Ë¿Ú×é ¡£Í¬Ê±¿ªÆô¸Ã¶Ë¿Ú×éµÄAPË«Ö÷¼ì²â±¨ÎĵÄת·¢¹¦Ð§ ¡£

*     ËµÃ÷

ÓÉÓÚDevice AºÍDevice B×é³ÉÐéÄâ×°±¸VSU£¬ÒÔÊÇÒÔÉÏÉèÖÿÉÔÚDevice A»òDevice BÖÐí§Òâһ̨װ±¸ÉÏÉèÖà ¡£´Ë´¦ÒÔÔÚDevice AÉÏÉèÖÃΪÀý ¡£

 

4.    ÉèÖð취

ÔÚDevice AÉÏÃæÒÀ´Î½«GigabitEthernet 1/1/1¡¢GigabitEthernet 1/2/1¡¢GigabitEthernet 2/1/1ºÍGigabitEthernet 2/2/1¼ÓÈë¾ÛºÏ¶Ë¿Ú×éAP1 ¡£

DeviceA> enable

DeviceA# configure

DeviceA(config)# interface range GigabitEthernet 1/1/1-2

DeviceA(config-if-range)# port-group 1

DeviceA(config-if-range)# interface range GigabitEthernet 2/1/1-2

DeviceA(config-if-range)# port-group 1

ÔÚDevice AÉÏÃæ¿ªÆôAPË«Ö÷¼ì²â£¬ÇÒÖ¸¶¨¼ì²â¿ÚΪAP 1 ¡£

DeviceA> enable

DeviceA# configure

DeviceA(config)# switch virtual domain 1

DeviceA(config-vs-domain)# dual-active detection aggregateport

DeviceA(config-vs-domain)# dual-active interface aggregatePort 1

ÔÚDevice CÉÏÃæÒÀ´Î½«GigabitEthernet 0/1¡¢GigabitEthernet 0/2¡¢GigabitEthernet 0/3ºÍGigabitEthernet 0/4¼ÓÈë¾ÛºÏ¶Ë¿Ú×é ¡£

DeviceC> enable

DeviceC# configure

DeviceC(config)# interface range GigabitEthernet 0/1-4

DeviceC(config-if-range)# port-group 1

ÔÚDevice CÉÏÃæÉèÖÃAPË«Ö÷¼ì²â±¨ÎÄת·¢¹¦Ð§ ¡£

DeviceC> enable

DeviceC# interface aggregatePort 1

DeviceC(config-if-AggregatePort 1)# dad relay enable

5.    ÑéÖ¤ÉèÖÃЧ¹û

ÔÚDevice A¿ØÖÆÌ¨ÉÏ£¬Í¨¹ýshow switch virtual dual-active summaryºÍshow switch virtual dual-active aggregateportÏÂÁî²é¿´ÉèÖü°×´Ì¬ ¡£

DeviceA# show switch virtual dual-active summary

Aggregateport dual-active detection enabled: Yes

Interfaces excluded from shutdown in recovery mode:

In dual-active recovery mode: NO

DeviceA# show switch virtual dual-active aggregateport

Aggregateport dual-active detection enabled: Yes

Aggregateport dual-active interface configured:

  AggregatePort 1: UP

  ¡¡GigabitEthernet 1/1/1: UP

  ¡¡GigabitEthernet 1/2/1: UP

  ¡¡GigabitEthernet 2/1/1: UP

  ¡¡GigabitEthernet 2/2/1: UP

ÔÚDevice B¿ØÖÆÌ¨ÉÏ£¬Í¨¹ýshow switch virtual dual-active summaryÏÂÁîÉó²é“In dual-active recovery mode±ä»»Îª“Yes” ¡£

DeviceB-RECOVERY-2# show switch virtual dual-active summary

BFD dual-active detection enabled: No

Aggregateport dual-active detection enabled: Yes

Interfaces excluded from shutdown in recovery mode:

In dual-active recovery mode: Yes

ÔÚDevice B¿ØÖÆÌ¨ÉÏ£¬Í¨¹ýshow switch virtualÏÂÁîÉó²é“Status”±ä»»Îª“Recovery”£¬ÇÒ×°±¸Ãû³ÆÔöÌíÁË“-RECOVERY-”ÐÎò ¡£

DeviceB-RECOVERY-2# show switch virtual

Switch_id¡¡¡¡ Domain_id¡¡¡¡ Priority¡¡¡¡ Position¡¡¡¡ Status¡¡¡¡ Role¡¡¡¡¡¡¡¡¡¡Description

------------------------------------------------------------------------------------------

2(2)¡¡¡¡¡¡¡¡¡¡100(100)¡¡¡¡¡¡100(100)¡¡¡¡ LOCAL¡¡¡¡¡¡¡¡Recovery¡¡ ACTIVE¡¡¡¡¡¡¡¡S57H4-207

ÔÚDevice B¿ØÖÆÌ¨ÉÏ£¬Í¨¹ýshow switch virtual dual-active aggregateportÏÂÁî²é¿´ÉèÖü°×´Ì¬ ¡£

DeviceB-RECOVERY-2# show switch virtual dual-active aggregateport

Aggregateport dual-active detection enabled: Yes

Aggregateport dual-active interface configured:

¡¡AggregatePort 7: DOWN

¡¡¡¡GigabitEthernet 1/0/1: DOWN

¡¡¡¡GigabitEthernet 2/0/1: DOWN

6.    ÉèÖÃÎļþ

l  Device AµÄÉèÖÃÎļþ ¡£

hostname DeviceA

!

interface GigabitEthernet 1/1/1

 port-group 1

!

interface GigabitEthernet 1/1/2

 port-group 1

!

interface GigabitEthernet 2/1/1

 port-group 1

!

interface GigabitEthernet 2/1/2

 port-group 1

!

switch virtual domain 1

dual-active detection aggregateport

dual-active interface aggregatePort 1

!

switch 1

switch 1 priority 100

switch 1 description DeviceA

switch crc errors 10 times 20

!

port-member interface TenGigabitEthernet 0/1

port-member interface TenGigabitEthernet 0/2

!

switch convert mode virtual

!

 

end

l  Device BµÄÉèÖÃÎļþ ¡£

hostname DeviceB

!

interface GigabitEthernet 1/1/1

 port-group 1

!

interface GigabitEthernet 1/1/2

 port-group 1

!

interface GigabitEthernet 2/1/1

 port-group 1

!

interface GigabitEthernet 2/1/2

 port-group 1

!

switch virtual domain 1

dual-active detection aggregateport

dual-active interface aggregatePort 1

!

switch 2

switch 2 priority 90

switch 2 description DeviceB

switch crc errors 10 times 20

!

port-member interface TenGigabitEthernet 0/1

port-member interface TenGigabitEthernet 0/2

!

switch convert mode virtual

!

 

end

l  Device CµÄÉèÖÃÎļþ ¡£

hostname DeviceC

!

interface GigabitEthernet 0/1

 port-group 1

!

interface GigabitEthernet 0/2

 port-group 1

!

interface GigabitEthernet 0/3

 port-group 1

!

interface GigabitEthernet 0/4

 port-group 1

!

interface AggregatePort 1

 dad relay enable

!

 

end

7.    ³£¼û¹ýʧ

l  ×÷ΪAP¼ì²â¿Ú£¬±ØÐèΪ¾ÛºÏ½Ó¿Ú ¡£

l  AP¼ì²âºÍBFD¼ì²âÖ»ÄÜÑ¡ÔñÆäÖеÄÒ»ÖÖ·½·¨ ¡£

97¹ú¼Ê¡¤(ÖйúÇø)¼¯ÍŹٷ½ÍøÕ¾

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