交换机端口支招

vsfire

交换机端口支招。 <br /><br />我有一台3750的光口千兆交换机。白天工作正常。晚上每隔几秒钟端口就DOWN了，过几秒又好了。不知这怎么回事，请高IE专家支招。

rainy0929

把交换机端口的配置信息和日志发出来看看

ghktgtr46

spanning-tree mode pvst<br />no spanning-tree optimize bpdu transmission<br />spanning-tree etherchannel guard misconfig<br />spanning-tree extend system-id<br />!<br />vlan internal allocation policy ascending<br />!<br />!<br />!<br />!<br />interface GigabitEthernet1/0/1<br /> description to QZB_C3750G-12S<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br />interface GigabitEthernet1/0/2<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br />interface GigabitEthernet1/0/3<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br /> --More--<br /> <br /> <br />!<br />interface GigabitEthernet1/0/5<br /> description To YXB_M3750-24<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br />interface GigabitEthernet1/0/6<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br />interface GigabitEthernet1/0/7<br />!<br />interface GigabitEthernet1/0/8<br />!<br />interface GigabitEthernet1/0/9<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br />interface GigabitEthernet1/0/10<br /> description to syq-C3750G-24TS<br /> switchport trunk encapsulation dot1q<br /> switchport mode trunk<br />!<br /> --More--<br /><br /><br /><br />! <br />interface GigabitEthernet1/0/11           <br /> switchport access vlan 12        <br /> switchport mode access       <br />! <br />interface GigabitEthernet1/0/12           <br />! <br />interface Vlan1     <br /> ip address 10.233.32.149 255.255.255.192             <br /> no ip route-cache      <br /> no ip mroute-cache       <br />! <br />ip classless    <br />no ip http server     <br />ip http secure-server       <br />! <br />! <br />ip access-list extended telnet-access             <br /> permit ip host 10.233.33.2 any           <br /> permit ip host 10.233.33.7 any           <br /> permit ip host 10.233.33.37 any          <br /> permit ip host 10.233.33.81 any          <br />! <br />logging 10.233.33.2       <br />! <br />snmp-server community rocomm RO           <br />snmp-server community rwcomm RW           <br />snmp-server community 2525rocomm RO           <br />snmp-server community 2525rwcomm RO           <br />! <br />control-plane     <br />! <br />! <br />line con 0    <br /> password 7 083954441E0B0F5A405B5D547B79              <br />line vty 0 4    <br /> access-class telnet-access in          <br /> exec-timeout 0 0     <br /> password 7 1131212F000001        <br /> logging synchronous      <br /> login local    <br /> transport input ssh<br />line vty 5 15<br /> access-class telnet-access in<br /> password 7 033C6321111D2B<br /> login local<br /> transport input ssh<br />!<br />ntp clock-period 36028890<br />ntp server 10.232.1.91<br />end

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spanning-tree mode pvst<br />no spanning-tree optimize bpdu transmission<br />spanning-tree etherchannel guard misconfig<br />spanning-tree extend system-id<br />!<br />vlan internal allocation policy ascending<br />!<br />!<br />!<br />!<br />interface GigabitEthernet1/0/1<br />description to QZB_C3750G-12S<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />interface GigabitEthernet1/0/2<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />interface GigabitEthernet1/0/3<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />--More--<br /><br /><br />!<br />interface GigabitEthernet1/0/5<br />description To YXB_M3750-24<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />interface GigabitEthernet1/0/6<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />interface GigabitEthernet1/0/7<br />!<br />interface GigabitEthernet1/0/8<br />!<br />interface GigabitEthernet1/0/9<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />interface GigabitEthernet1/0/10<br />description to syq-C3750G-24TS<br />switchport trunk encapsulation dot1q<br />switchport mode trunk<br />!<br />--More--<br /><br /><br /><br />! <br />interface GigabitEthernet1/0/11           <br />switchport access vlan 12        <br />switchport mode access       <br />! <br />interface GigabitEthernet1/0/12           <br />! <br />interface Vlan1     <br />ip address 10.233.32.149 255.255.255.192             <br />no ip route-cache      <br />no ip mroute-cache       <br />! <br />ip classless    <br />no ip http server     <br />ip http secure-server       <br />! <br />! <br />ip access-list extended telnet-access             <br />permit ip host 10.233.33.2 any           <br />permit ip host 10.233.33.7 any           <br />permit ip host 10.233.33.37 any          <br />permit ip host 10.233.33.81 any          <br />! <br />logging 10.233.33.2       <br />! <br />snmp-server community rocomm RO           <br />snmp-server community rwcomm RW           <br />snmp-server community 2525rocomm RO           <br />snmp-server community 2525rwcomm RO           <br />! <br />control-plane     <br />! <br />! <br />line con 0    <br />password 7 083954441E0B0F5A405B5D547B79              <br />line vty 0 4    <br />access-class telnet-access in          <br />exec-timeout 0 0     <br />password 7 1131212F000001        <br />logging synchronous      <br />login local    <br />transport input ssh<br />line vty 5 15<br />access-class telnet-access in<br />password 7 033C6321111D2B<br />login local<br />transport input ssh<br />!<br />ntp clock-period 36028890<br />ntp server 10.232.1.91<br />end