--MSTP Line--

Journal：
Jul 22 10:13:51 1.1.1.13 37304: Jul 22 02:13:01.983: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error
Jul 22 10:14:01 1.1.1.13 37305: Jul 22 02:13:07.595: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error
Jul 22 10:14:11 1.1.1.13 37306: Jul 22 02:13:07.975: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error
Jul 22 10:14:21 1.1.1.13 37307: Jul 22 02:13:12.447: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error
Jul 22 10:14:32 1.1.1.13 37308: Jul 22 02:13:23.527: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error
Jul 22 10:14:42 1.1.1.13 37309: Jul 22 02:14:02.935: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error
Jul 22 10:14:52 1.1.1.13 37310: Jul 22 02:14:05.443: %MV64340_ETHERNET-5-LATECOLLISION: FastEthernet0/1, late collision error


Original configuration：
#sh running-config interface fastEthernet 0/1
Building configuration...

Current configuration : 179 bytes
!
interface FastEthernet0/1
description <M1030131-ShiJiDaDao.1600>
ip address 10.255.255.181 255.255.255.252
ip nat inside
ip virtual-reassembly
duplex auto
speed auto
end


Modified configuration：
#sh running-config interface fastEthernet 0/1
Building configuration...

Current configuration : 178 bytes
!
interface FastEthernet0/1
description <M1030131-ShiJiDaDao.1600>
ip address 10.255.255.181 255.255.255.252
ip nat inside
ip virtual-reassembly
duplex full
speed 100
end