s5500 端口突然降速到百兆，突然无服务。

1.s5500有一个端口直连电脑是千兆，经过一百米左右的网线就只能检测到百兆速率了。换了端口后远端也是千兆。

2.接交换机的线路有时候会突然变成网络无服务的状态。

配置文件如下：

#

 version 7.1.070, Release 6530P02

#

 sysname zhibosw2

#

 clock timezone Beijing add 08:00:00

 clock protocol ntp

#

 irf mac-address persistent timer

 irf auto-update enable

 undo irf link-delay

 irf member 1 priority 1

#

 dhcp enable

#

 lldp global enable

#

 password-recovery enable

#

vlan 1

#

vlan 100 to 144

#

 stp global enable

#

dhcp server ip-pool 123

 gateway-list 172.17.23.254

 network 172.17.23.0 mask 255.255.255.0

 address range 172.17.23.1 172.17.23.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 124

 gateway-list 172.17.24.254

 network 172.17.24.0 mask 255.255.255.0

 address range 172.17.24.1 172.17.24.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 125

 gateway-list 172.17.25.254

 network 172.17.25.0 mask 255.255.255.0

 address range 172.17.25.1 172.17.25.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 126

 gateway-list 172.17.26.254

 network 172.17.26.0 mask 255.255.255.0

 address range 172.17.26.1 172.17.26.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 127

 gateway-list 172.17.27.254

 network 172.17.27.0 mask 255.255.255.0

 address range 172.17.27.1 172.17.27.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 128

 gateway-list 172.17.28.254

 network 172.17.28.0 mask 255.255.255.0

 address range 172.17.28.1 172.17.28.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 129

 gateway-list 172.17.29.254

 network 172.17.29.0 mask 255.255.255.0

 address range 172.17.29.1 172.17.29.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 130

 gateway-list 172.17.30.254

 network 172.17.30.0 mask 255.255.255.0

 address range 172.17.30.1 172.17.30.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 131

 gateway-list 172.17.31.254

 network 172.17.31.0 mask 255.255.255.0

 address range 172.17.31.1 172.17.31.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 132

 gateway-list 172.17.32.254

 network 172.17.32.0 mask 255.255.255.0

 address range 172.17.32.1 172.17.32.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 133

 gateway-list 172.17.33.254

 network 172.17.33.0 mask 255.255.255.0

 address range 172.17.33.1 172.17.33.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 134

 gateway-list 172.17.34.254

 network 172.17.34.0 mask 255.255.255.0

 address range 172.17.34.1 172.17.34.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 135

 gateway-list 172.17.35.254

 network 172.17.35.0 mask 255.255.255.0

 address range 172.17.35.1 172.17.35.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 136

 gateway-list 172.17.36.254

 network 172.17.36.0 mask 255.255.255.0

 address range 172.17.36.1 172.17.36.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 137

 gateway-list 172.17.37.254

 network 172.17.37.0 mask 255.255.255.0

 address range 172.17.37.1 172.17.37.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 138

 gateway-list 172.17.38.254

 network 172.17.38.0 mask 255.255.255.0

 address range 172.17.38.1 172.17.38.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 139

 gateway-list 172.17.39.254

 network 172.17.39.0 mask 255.255.255.0

 address range 172.17.39.1 172.17.39.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 140

 gateway-list 172.17.40.254

 network 172.17.40.0 mask 255.255.255.0

 address range 172.17.40.1 172.17.40.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 141

 gateway-list 172.17.41.254

 network 172.17.41.0 mask 255.255.255.0

 address range 172.17.41.1 172.17.41.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 142

 gateway-list 172.17.42.254

 network 172.17.42.0 mask 255.255.255.0

 address range 172.17.42.1 172.17.42.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 143

 gateway-list 172.17.43.254

 network 172.17.43.0 mask 255.255.255.0

 address range 172.17.43.1 172.17.43.240

 dns-list 114.114.114.114 211.136.192.6

#

dhcp server ip-pool 144

 gateway-list 172.17.44.254

 network 172.17.44.0 mask 255.255.255.0

 address range 172.17.44.1 172.17.44.240

 dns-list 114.114.114.114 211.136.192.6

#

interface Route-Aggregation2

 ip address 172.17.104.2 255.255.255.0

#

interface NULL0

#

interface Vlan-interface1

 ip address dhcp-alloc

 dhcp client identifier ascii 14962dae5aa4-VLAN0001

#

interface Vlan-interface123

 ip address 172.17.23.254 255.255.255.0

#

interface Vlan-interface124

 ip address 172.17.24.254 255.255.255.0

#

interface Vlan-interface125

 ip address 172.17.25.254 255.255.255.0

#

interface Vlan-interface126

 ip address 172.17.26.254 255.255.255.0

#

interface Vlan-interface127

 ip address 172.17.27.254 255.255.255.0

#

interface Vlan-interface128

 ip address 172.17.28.254 255.255.255.0

#

interface Vlan-interface129

 ip address 172.17.29.254 255.255.255.0

#

interface Vlan-interface130

 ip address 172.17.30.254 255.255.255.0

#

interface Vlan-interface131

 ip address 172.17.31.254 255.255.255.0

#

interface Vlan-interface132

 ip address 172.17.32.254 255.255.255.0

#

interface Vlan-interface133

 ip address 172.17.33.254 255.255.255.0

#

interface Vlan-interface134

 ip address 172.17.34.254 255.255.255.0

#

interface Vlan-interface135

 ip address 172.17.35.254 255.255.255.0

#

interface Vlan-interface136

 ip address 172.17.36.254 255.255.255.0

#

interface Vlan-interface137

 ip address 172.17.37.254 255.255.255.0

#

interface Vlan-interface138

 ip address 172.17.38.254 255.255.255.0

#

interface Vlan-interface139

 ip address 172.17.39.254 255.255.255.0

#

interface Vlan-interface140

 ip address 172.17.40.254 255.255.255.0

#

interface Vlan-interface141

 ip address 172.17.41.254 255.255.255.0

#

interface Vlan-interface142

 ip address 172.17.42.254 255.255.255.0

#

interface Vlan-interface143

 ip address 172.17.43.254 255.255.255.0

#

interface Vlan-interface144

 ip address 172.17.44.254 255.255.255.0

#

interface GigabitEthernet1/0/23

 port link-mode route

 combo enable auto

 port link-aggregation group 2

#

interface GigabitEthernet1/0/24

 port link-mode route

 combo enable auto

 port link-aggregation group 2

#

interface GigabitEthernet1/0/1

 port link-mode bridge

 port access vlan 123

 stp edged-port

#

interface GigabitEthernet1/0/2

 port link-mode bridge

 port access vlan 124

 stp edged-port

#

interface GigabitEthernet1/0/3

 port link-mode bridge

 port access vlan 125

 stp edged-port

#

interface GigabitEthernet1/0/4

 port link-mode bridge

 port access vlan 126

 stp edged-port

#

interface GigabitEthernet1/0/5

 port link-mode bridge

 port access vlan 127

 stp edged-port

#

interface GigabitEthernet1/0/6

 port link-mode bridge

 port access vlan 128

 stp edged-port

#

interface GigabitEthernet1/0/7

 port link-mode bridge

 port access vlan 129

 stp edged-port

#

interface GigabitEthernet1/0/8

 port link-mode bridge

 port access vlan 130

 stp edged-port

#

interface GigabitEthernet1/0/9

 port link-mode bridge

 port access vlan 131

 stp edged-port

#

interface GigabitEthernet1/0/10

 port link-mode bridge

 port access vlan 132

 stp edged-port

#

interface GigabitEthernet1/0/11

 port link-mode bridge

 port access vlan 133

 stp edged-port

#

interface GigabitEthernet1/0/12

 port link-mode bridge

 port access vlan 134

 stp edged-port

#

interface GigabitEthernet1/0/13

 port link-mode bridge

 port access vlan 135

 stp edged-port

#

interface GigabitEthernet1/0/14

 port link-mode bridge

 port access vlan 136

 stp edged-port

#

interface GigabitEthernet1/0/15

 port link-mode bridge

 port access vlan 137

 stp edged-port

#

interface GigabitEthernet1/0/16

 port link-mode bridge

 port access vlan 138

 stp edged-port

#

interface GigabitEthernet1/0/17

 port link-mode bridge

 port access vlan 139

 combo enable auto

 stp edged-port

#

interface GigabitEthernet1/0/18

 port link-mode bridge

 port access vlan 140

 combo enable auto

 stp edged-port

#

interface GigabitEthernet1/0/19

 port link-mode bridge

 port access vlan 141

 combo enable auto

 stp edged-port

#

interface GigabitEthernet1/0/20

 port link-mode bridge

 port access vlan 142

 combo enable auto

 stp edged-port

#

interface GigabitEthernet1/0/21

 port link-mode bridge

 port access vlan 143

 combo enable auto

 stp edged-port

#

interface GigabitEthernet1/0/22

 port link-mode bridge

 port access vlan 144

 combo enable auto

 stp edged-port

#

interface M-GigabitEthernet0/0/0

#

interface Ten-GigabitEthernet1/0/25

 port link-mode route

 ip address 172.17.102.2 255.255.255.0

#

interface Ten-GigabitEthernet1/0/26

 port link-mode bridge

#

interface Ten-GigabitEthernet1/0/27

 port link-mode bridge

#

interface Ten-GigabitEthernet1/0/28

 port link-mode bridge

#

 scheduler logfile size 16

#

line class aux

 user-role network-admin

#

line class usb

 user-role network-admin

#

line class vty

 user-role network-operator

#

line aux 0

 user-role network-admin

#

line vty 0 63

 user-role network-operator

#

 ip route-static 0.0.0.0 0 172.17.102.1

#

 info-center logbuffer size 1024

#

 snmp-agent

 snmp-agent local-engineid 800063A28014962DAE5AA800000001

 snmp-agent community read 1234567

 snmp-agent sys-info version v2c 

#

radius scheme system

 user-name-format without-domain

#

domain system

#

 domain default enable system

#

role name level-0

 description Predefined level-0 role

#

role name level-1

 description Predefined level-1 role

#

role name level-2

 description Predefined level-2 role

#

role name level-3

 description Predefined level-3 role

#

role name level-4

 description Predefined level-4 role

#

role name level-5

 description Predefined level-5 role

#

role name level-6

 description Predefined level-6 role

#

role name level-7

 description Predefined level-7 role

#

role name level-8

 description Predefined level-8 role

#

role name level-9

 description Predefined level-9 role

#

role name level-10

 description Predefined level-10 role

#

role name level-11

 description Predefined level-11 role

#

role name level-12

 description Predefined level-12 role

#

role name level-13

 description Predefined level-13 role

#

role name level-14

 description Predefined level-14 role

#

user-group system

#

local-user admin class manage

 password hash 

 service-type telnet http https ssh terminal

 authorization-attribute user-role network-admin

 authorization-attribute user-role network-operator

#

 ip http enable

#

return