交换机输入用户名就秒退，密码都输入不上去

telnet远程连接上去输入账号就报连接已被远程主机关闭，密码都输入不上去，但是并没有配置任何策略，配置如下

#

 version 7.1.070, Release 6325

#

 sysname JJY-JN-0531-0856-02

#

 clock timezone beijing add 08:00:00

#

 telnet server enable

#

 irf mac-address persistent timer

 irf auto-update enable

 undo irf link-delay

 irf member 1 priority 1

#

 lldp global enable

#

 password-recovery enable

#

vlan 1

#

 stp global enable

#

interface NULL0

#

interface Vlan-interface1

 ip address 10.24.13.240 255.255.255.0

 dhcp client identifier ascii dcda80e3d7c2-VLAN0001

#

interface GigabitEthernet1/0/1

#

interface GigabitEthernet1/0/2

#

interface GigabitEthernet1/0/3

#

interface GigabitEthernet1/0/4

#

interface GigabitEthernet1/0/5

#

interface GigabitEthernet1/0/6

#

interface GigabitEthernet1/0/7

#

interface GigabitEthernet1/0/8

#

interface GigabitEthernet1/0/9

#

interface GigabitEthernet1/0/10

#

interface GigabitEthernet1/0/11

#

interface GigabitEthernet1/0/12

#

interface GigabitEthernet1/0/13

#

interface GigabitEthernet1/0/14

#

interface GigabitEthernet1/0/15

#

interface GigabitEthernet1/0/16

#

interface GigabitEthernet1/0/17

#

interface GigabitEthernet1/0/18

#

interface GigabitEthernet1/0/19

#

interface GigabitEthernet1/0/20

#

interface GigabitEthernet1/0/21

#

interface GigabitEthernet1/0/22

#

interface GigabitEthernet1/0/23

#

interface GigabitEthernet1/0/24

#

interface GigabitEthernet1/0/25

#

interface GigabitEthernet1/0/26

#

interface GigabitEthernet1/0/27

#

interface GigabitEthernet1/0/28

#

 scheduler logfile size 16

#

line class aux

 authentication-mode scheme

 user-role network-admin

#

line class vty

 authentication-mode scheme

 user-role network-operator

#

line aux 0

 user-role network-admin

#

line vty 0 4

 authentication-mode scheme

 user-role network-operator

#

line vty 5 63

 user-role network-operator

#

 ip route-static 0.0.0.0 0 10.24.13.1

#

 undo info-center enable

#

 snmp-agent

 snmp-agent local-engineid 800063A280DCDA80E3D7CD00000001

 snmp-agent community write jjyprivate

 snmp-agent community read jjypublic

 snmp-agent community write private

 snmp-agent community read public

 snmp-agent sys-info version all 

 snmp-agent target-host trap address udp-domain 192.168.203.18 params securityname jjypublic v2c

#

 ntp-service unicast-server 192.168.99.254

#

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 $h$6$SayIsV0HHFluhhi0$p2Hx/uuIsT37Q4JJWpWGj5JvoqVWUjDBwLICAaYH2PExZynsOMkySZU3141z05khkkaranHH4+Tqt4EoDDhhag==

 service-type telnet http https terminal

 authorization-attribute user-role network-admin

 authorization-attribute user-role network-operator

#

local-user itjjy class manage

 password hash $h$6$6qmTfEKgcw/Lfdc9$MfRxvkWPJrdIEqq0t/YjFU56U2W670pR8Gmzmyf3uoPP0MXDyJD7PA7W/oUDWiY3EVdKln1WBf6zHO4F3299Gw==

 service-type telnet ssh terminal

 authorization-attribute user-role level-15

 authorization-attribute user-role network-operator

#

local-user jjy class manage

 service-type telnet terminal

 authorization-attribute user-role level-15

 authorization-attribute user-role network-operator

#

 ip http enable

 ip https enable

#

 cloud-management server domain cloudnet.h3c.com

#

return