交换机各类型日志举例

以下是交换机常见的几种日志类型及其示例：

1. 端口状态日志

2019-10-01 10:00:00:001  %LINK-I-Up: GigabitEthernet1/0/1 is UP.
2019-10-01 10:00:00:002  %LINEPROTO-I-Up: GigabitEthernet1/0/1 is UP.
2019-10-01 10:00:02:005  %LINK-I-Down: GigabitEthernet1/0/1 is DOWN.
2019-10-01 10:00:03:006  %LINK-I-Up: GigabitEthernet1/0/1 is UP.
2019-10-01 10:00:03:007  %LINEPROTO-I-Up: GigabitEthernet1/0/1 is UP.

2. 链路状态日志

2019-10-01 10:00:00:001  %LINK-I-Up: GigabitEthernet1/0/1 is UP.
2019-10-01 10:00:01:002  %LINK-I-Up: GigabitEthernet1/0/2 is UP.
2019-10-01 10:00:02:003  %LINK-I-Down: GigabitEthernet1/0/1 is DOWN.

3. VLAN日志

2019-10-01 10:00:00:001  %SW_VLAN-6-VTP_DOMAIN_NAME_CHANGED: VTP Domain Name changed to "example" 
2019-10-01 10:00:01:002  %SW_VLAN-6-VTP_MODE_CHANGE: VTP mode changed to client 
2019-10-01 10:00:02:003  %SW_VLAN-4-VLAN_CREATED: VLAN 10 created 
2019-10-01 10:00:03:004  %SW_VLAN-4-VLAN_DELETED: VLAN 20 deleted 

4. STP状态日志

2019-10-01 10:00:01:003  %SPANTREE-5-ROOTCHANGE: Root Changed for VLAN 10: New Root Port is GigabitEthernet2/0/1
2019-10-01 10:00:03:005  %SPANTREE-2-RECV_BPDU: Received BPDU on GigabitEthernet1/0/1 VLAN 10 from 0011.2233.4455
2019-10-01 10:00:05:007  %SPANTREE-2-BLOCK_PVID_PEER: Blocking GigabitEthernet1/0/2 on VLAN 10. Inconsistent peer vlan.

5. LACP状态日志

2019-10-01 10:00:00:002 %LINEPROTO-5-UPDOWN: Line protocol on Interface Port-channel1, changed state to up
2019-10-01 10:00:01:003 %EC-5-L3DONTBNDL2: Fa0/1 suspended: LACP currently not enabled on the remote port.

6. 安全日志

2019-10-01 10:00:00:002 %SECURITY-3-PORT_ATTACK_OCCUR: Host 0011.2233.4455 in vlan 10 is presenting a security threat to the network by causing port Fa0/1 to be shut down.
2019-10-01 10:00:02:004 %SECURITY-4-VLANMGR_VLAN_CONFIG_CHANGE: VLAN Manager changing VLAN configuration.

以上是一些常见的交换机日志类型及其示例，不同的交换机品牌和型号，日志格式和内容可能会有所不同。