2008-01-13

简单配置CISCO设备的syslog

ROUTER

Router(config)#logging 192.168.0.30
!---配置syslog服务器地址,可以定义多个

Router(config)#service timestamps debug datetime localtime show-timezone msec

Router(config)#service timestamps log datetime localtime show-timezone msec syslog

!---信息包含时间戳

Router(config)#logging facility local3

!---定义facility级别,不同设备不同参数,目前还不明白是什么意思!

Router(config)#logging trap warning

!---定义severity级别缺省为infor级别,一共8个级别,可以用数字表示


Router#show logging

Syslog logging: enabled (0 messages dropped, 0 flushes, 0 overruns)

Console logging: level debugging, 79 messages logged

Monitor logging: level debugging, 0 messages logged

Buffer logging: disabled

Trap logging: level warnings, 80 message lines logged

Logging to 192.168.0.30, 57 message lines logged

SWITCH(CATOS)


Console> (enable) set logging timestamp enable

!---定义信息包含日期戳

Console> (enable) set logging server 192.168.0.30

!---指定服务器地址,最多可以指定3个

Console> (enable) set logging server facility local4

!---定义facility级别,同上,没有搞定这个具体是干什么的。

Console> (enable) set logging server severity 4

!---定义severity级别除了前面提到的路由器上的severity级别以外还有一些交换机特有的

Console> (enable) set logging server enable

!---启用syslog服务


Console> (enable) show logging

Logging buffered size: 500

timestamp option: enabled

Logging history size: 1

Logging console: enabled

Logging server: enabled

{192.168.0.30}

server facility: LOCAL4

server severity: warnings(4

Current Logging Session: enabled

Facility Default Severity Current Session Severity

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

cdp 3 4

drip 2 4

PIX


Firewall(config)# loggin timestamp

!---定义信息包含日期戳

Firewall(config)# logging host 192.168.0.30

!---服务器地址,可以指定以udp或者tcp来发送信息,具体看相关文档

Firewall(config)# logging facility 21

!---定义facility级别,防火墙使用两位字符,local0对应16,依次类推,缺省为20也就是local4,具体含义没弄清楚。

Firewall(config)# logging trap 7

!---定义severity级别,7为debug,0为emer,1为alert.

Firewall(config)# logging on

!---启用syslog

Firewall(config)# no logging message 111005

!--抑制特定的syslog信息,111005具体代表什么,请查看相关文档


Firewall(config)# exit

Firewall# show logging

Syslog logging: enabled

Facility: 21

Timestamp logging: enabled

Standby logging: disabled

Console logging: disabled

Monitor logging: disabled

Buffer logging: disabled

Trap logging: level debugging, 6 messages logged

Logging to inside 192.168.0.30

History logging: disabled

Device ID: disabled


根据相关的版本和不同的设备,可能设置会有些不同,请上Cisco Documentation上查找相关文档。

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