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VLAN Flapping between port and port

分类：

2012-06-23 00:02:50

Host in VLAN Flapping between port and port

http://hi.baidu.com/justforfun/blog/item/dca36c81b1c56dc2bd3e1e61.html

故障现象:

3110g*2 外网 3110g*2内网

内网突然不通,接交换机console有报错,

3F-R3C5-buzz-NW-blade#show logging

Syslog logging: enabled (0 messages dropped, 0 messages rate-limited, 0 flushes, 0 overruns, xml disabled, filtering disabled)

No Active Message Discriminator.

No Inactive Message Discriminator.

Console logging: level debugging, 257 messages logged, xml disabled,

filtering disabled

Monitor logging: level debugging, 1 messages logged, xml disabled,

filtering disabled

Buffer logging: level debugging, 269 messages logged, xml disabled,

filtering disabled

Exception Logging: size (4096 bytes)

Count and timestamp logging messages: disabled

File logging: disabled

Persistent logging: disabled

No active filter modules.

Trap logging: level informational, 274 message lines logged

Log Buffer (4096 bytes):

ith 3F_R3C5-BGP-buzz-blade GigabitEthernet1/0/1 (549).

*May 22 17:44:47.087: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:45:02.312: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:45:17.345: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:45:32.310: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:45:46.545: %CDP-4-NATIVE_VLAN_MISMATCH: Native VLAN mismatch discovered on GigabitEthernet1/0/1 (600), with 3F_R3C5-BGP-buzz-blade GigabitEthernet1/0/1 (549).

*May 22 17:45:47.577: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:46:02.727: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:46:17.558: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:46:32.951: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:46:46.650: %CDP-4-NATIVE_VLAN_MISMATCH: Native VLAN mismatch discovered on GigabitEthernet1/0/1 (600), with 3F_R3C5-BGP-buzz-blade GigabitEthernet1/0/1 (549).

*May 22 17:46:48.118: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:47:03.309: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:47:18.417: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:47:33.567: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:47:46.746: %CDP-4-NATIVE_VLAN_MISMATCH: Native VLAN mismatch discovered on GigabitEthernet1/0/1 (600), with 3F_R3C5-BGP-buzz-blade GigabitEthernet1/0/1 (549).

*May 22 17:47:48.331: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:48:03.405: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:48:18.555: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:48:33.999: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:48:46.850: %CDP-4-NATIVE_VLAN_MISMATCH: Native VLAN mismatch discovered on GigabitEthernet1/0/1 (600), with 3F_R3C5-BGP-buzz-blade GigabitEthernet1/0/1 (549).

*May 22 17:48:49.174: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:49:04.374: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:49:19.180: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/20 and port Gi1/0/1

*May 22 17:49:34.388: %SW_MATM-4-MACFLAP_NOTIF: Host e41f.1396.ed03 in vlan 4095 is flapping between port Gi1/0/1 and port Gi1/0/20

*May 22 17:51:46.450: %SYS-5-CONFIG_I: Configured from console by console

*May 22 17:53:07.157: %SYS-5-CONFIG_I: Configured from console by vty0 (115.238.119.12)

*May 22 17:53:37.775: %SYS-5-CONFIG_I: Configured from console by vty0 (115.238.119.12)

*May 22 17:53:50.593: %LINK-5-CHANGED: Interface GigabitEthernet1/0/1, changed state to administratively down

*May 22 17:53:51.600: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/1, changed state to down

*May 22 17:57:35.592: %SYS-5-CONFIG_I: Configured from console by console

*May 22 17:59:22.866: %SYS-5-CONFIG_I: Configured from console by vty1 (10.163.86.250)

*May 22 18:03:19.659: %SYS-5-CONFIG_I: Configured from console by vty1 (10.163.86.250)

3F-R3C5-buzz-NW-blade# show mac address-table

Mac Address Table

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

Vlan Mac Address Type Ports

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

All 0100.0ccc.cccc STATIC CPU

All 0100.0ccc.cccd STATIC CPU

All 0180.c200.0000 STATIC CPU

All 0180.c200.0001 STATIC CPU

All 0180.c200.0002 STATIC CPU

All 0180.c200.0003 STATIC CPU

All 0180.c200.0004 STATIC CPU

All 0180.c200.0005 STATIC CPU

All 0180.c200.0006 STATIC CPU

All 0180.c200.0007 STATIC CPU

All 0180.c200.0008 STATIC CPU

All 0180.c200.0009 STATIC CPU

All 0180.c200.000a STATIC CPU

All 0180.c200.000b STATIC CPU

All 0180.c200.000c STATIC CPU

All 0180.c200.000d STATIC CPU

All 0180.c200.000e STATIC CPU

All 0180.c200.000f STATIC CPU

All 0180.c200.0010 STATIC CPU

All ffff.ffff.ffff STATIC CPU

1002 8cb6.4f7e.f79d STATIC Gi1/0/19 Gi2/0/19

4095 e41f.1396.ed03 DYNAMIC Gi1/0/20

1 d0d0.fdd5.12fc DYNAMIC Po1

1 d0d0.fdd5.135c DYNAMIC Po1

9 d0d0.fdd5.12fc DYNAMIC Po1

2 0024.81fc.47cf DYNAMIC Po1

2 68ef.bdec.0a40 DYNAMIC Po1

2 d0d0.fdd5.12fc DYNAMIC Po1

600 0011.0ae9.0a8e DYNAMIC Po1

600 0011.4337.dd10 DYNAMIC Po1

600 0011.43d2.4517 DYNAMIC Po1

600 0011.43d3.2793 DYNAMIC Po1

600 0011.43d3.d33c DYNAMIC Po1

600 0011.43d3.d3c6 DYNAMIC Po1

600 0011.43d3.d3d2 DYNAMIC Po1

600 0011.43d6.c462 DYNAMIC Po1

600 0011.43d9.b3fb DYNAMIC Po1

600 0011.43d9.b42c DYNAMIC Po1

600 0011.43de.8334 DYNAMIC Po1

600 0011.43e7.081a DYNAMIC Po1

600 0011.85d4.2f07 DYNAMIC Po1

600 0011.85d4.7f2f DYNAMIC Po1

600 0013.7256.f698 DYNAMIC Po1

600 0013.72fc.a585 DYNAMIC Po1

600 0014.221c.a5f7 DYNAMIC Po1

600 0014.221c.da13 DYNAMIC Po1

600 0014.2220.9e43 DYNAMIC Po1

600 0016.355c.55db DYNAMIC Po1

600 0016.3e76.a488 DYNAMIC Po1

600 0016.3e88.5a87 DYNAMIC Po1

600 0016.3e92.a6ef DYNAMIC Po1

600 0016.3ea8.bc85 DYNAMIC Po1

600 0016.3ec9.9322 DYNAMIC Po1

600 0016.3ecd.d474 DYNAMIC Po1

600 0016.3eeb.fd82 DYNAMIC Po1

600 0016.3ef1.a6f8 DYNAMIC Po1

600 0016.3ef2.636f DYNAMIC Po1

600 0016.3efc.ded9 DYNAMIC Po1

600 0017.a43a.49fd DYNAMIC Po1

600 0017.a43f.a495 DYNAMIC Po1

600 0017.a43f.a5b3 DYNAMIC Po1

600 0017.a43f.a627 DYNAMIC Po1

600 0017.a43f.a661 DYNAMIC Po1

600 0017.a4a7.9177 DYNAMIC Po1

600 0018.fefa.7283 DYNAMIC Po1

600 001a.4ba4.271d DYNAMIC Po1

600 0021.5ef0.3583 DYNAMIC Po1

600 0021.5ef0.35e3 DYNAMIC Po1

600 0021.5ef0.91c8 DYNAMIC Po1

600 5254.007f.50eb DYNAMIC Gi1/0/5

600 5254.00d2.6e37 DYNAMIC Gi1/0/5

600 5254.00e6.58d6 DYNAMIC Gi1/0/5

600 5cf3.fc20.0a4e DYNAMIC Po1

600 5cf3.fc20.0f86 DYNAMIC Po1

600 5cf3.fc20.a6ce DYNAMIC Gi2/0/7

600 5cf3.fc20.df4a DYNAMIC Gi2/0/1

600 5cf3.fc20.e4fa DYNAMIC Gi2/0/10

600 5cf3.fc20.fbae DYNAMIC Gi2/0/12

600 5cf3.fc20.fdde DYNAMIC Gi1/0/11

600 5cf3.fc20.fdea DYNAMIC Gi2/0/4

600 5cf3.fc21.0b06 DYNAMIC Gi2/0/5

600 5cf3.fc21.1756 DYNAMIC Gi1/0/7

600 5cf3.fc21.17aa DYNAMIC Gi2/0/6

600 5cf3.fc21.1c86 DYNAMIC Gi2/0/13

600 5cf3.fc21.1d1e DYNAMIC Gi1/0/10

600 5cf3.fc21.28ea DYNAMIC Gi2/0/8

600 5cf3.fc21.29ea DYNAMIC Gi2/0/11

600 5cf3.fc21.2a1a DYNAMIC Gi2/0/3

600 5cf3.fc21.2b1a DYNAMIC Gi1/0/13

600 5cf3.fc21.2b4a DYNAMIC Gi1/0/8

600 5cf3.fc21.2dbe DYNAMIC Gi2/0/2

600 5cf3.fc21.2e12 DYNAMIC Gi2/0/9

600 5cf3.fc21.2e82 DYNAMIC Gi1/0/12

600 5cf3.fc21.2e86 DYNAMIC Gi1/0/9

600 5cf3.fc21.36fa DYNAMIC Gi1/0/3

600 5cf3.fc21.37ca DYNAMIC Gi1/0/5

600 782b.cb18.f50c DYNAMIC Po1

600 782b.cb1a.c6d5 DYNAMIC Po1

600 782b.cb1c.e1c8 DYNAMIC Po1

600 782b.cb1c.e3ce DYNAMIC Po1

600 782b.cb1c.e90d DYNAMIC Po1

600 782b.cb1c.eee3 DYNAMIC Po1

600 782b.cb1d.a763 DYNAMIC Po1

600 782b.cb1d.b430 DYNAMIC Po1

600 782b.cb23.ef39 DYNAMIC Po1

600 782b.cb23.f140 DYNAMIC Po1

600 782b.cb23.f758 DYNAMIC Po1

600 782b.cb23.f8b4 DYNAMIC Po1

600 a4ba.db2c.2874 DYNAMIC Po1

600 a4ba.db2c.32ad DYNAMIC Po1

600 a4ba.db42.6704 DYNAMIC Po1

600 d0d0.fdd5.12fc DYNAMIC Po1

600 e41f.131a.73ca DYNAMIC Po1

600 e41f.131a.7862 DYNAMIC Po1

600 e41f.131a.7b06 DYNAMIC Po1

600 e41f.131a.82c6 DYNAMIC Po1

600 e41f.131a.82f2 DYNAMIC Po1

600 e41f.131a.83c6 DYNAMIC Po1

600 e41f.131a.83f2 DYNAMIC Po1

600 e41f.131a.840a DYNAMIC Po1

600 e41f.131a.8436 DYNAMIC Po1

600 e41f.131a.843e DYNAMIC Po1

600 e41f.131a.8446 DYNAMIC Po1

600 e41f.131a.844a DYNAMIC Po1

600 e41f.131a.844e DYNAMIC Po1

600 e41f.131a.8462 DYNAMIC Po1

600 e41f.131a.846a DYNAMIC Po1

600 e41f.131a.8476 DYNAMIC Po1

600 e41f.131a.847a DYNAMIC Po1

600 e41f.131a.84d6 DYNAMIC Po1

600 e41f.131a.858a DYNAMIC Po1

600 e41f.131a.8592 DYNAMIC Po1

600 e41f.131a.859a DYNAMIC Po1

600 e41f.131a.85de DYNAMIC Po1

600 e41f.131a.85ee DYNAMIC Po1

600 e41f.131a.85fe DYNAMIC Po1

600 e41f.131a.8646 DYNAMIC Po1

600 e41f.131a.866a DYNAMIC Po1

600 e41f.131a.8692 DYNAMIC Po1

600 e41f.131a.86ae DYNAMIC Po1

600 e41f.131a.8706 DYNAMIC Po1

600 e41f.131a.870a DYNAMIC Po1

600 e41f.131a.871e DYNAMIC Po1

600 e41f.131a.8822 DYNAMIC Po1

600 e41f.1338.d0f2 DYNAMIC Po1

Total Mac Addresses for this criterion: 145

3F-R3C5-buzz-NW-blade#show run

Building configuration...

Current configuration : 4070 bytes

version 12.2

no service pad

service timestamps debug datetime msec

service timestamps log datetime msec

no service password-encryption

hostname 3F-R3C5-buzz-NW-blade

boot-start-marker

boot-end-marker

enable password ***

username hzroot password 0 ***

no aaa new-model

switch 1 provision ws-cbs3110g-s-i

switch 2 provision ws-cbs3110g-s-i

system mtu routing 1500

authentication mac-move permit

ip routing

spanning-tree mode pvst

spanning-tree extend system-id

no spanning-tree vlan 1-4094

vlan internal allocation policy ascending

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