h3c s5500v2-28c-el 交换机 web设置了不能登录，也ping不通

h3c s5500v2-28c-el交换机配置web登录，配置完pc机设置成了跟web地址的同一网段，不能登录，也ping不通

h3c s5500v2-28c-el 配置的ip和用户权限也没发现问题 display ip interface vlan-interface 1 Vlan-interface1 current state: DOWN Line protocol current state: DOWN Internet Address is 192.168.10.88/24 Primary Broadcast address: 192.168.10.255 The Maximum Transmit Unit: 1500 bytes input packets : 0, bytes : 0, multicasts : 0 output packets : 0, bytes : 0, multicasts : 0 TTL invalid packet number: 0 ICMP packet input number: 0 Echo reply: 0 Unreachable: 0 Source quench: 0 Routing redirect: 0 Echo request: 0 Router advert: 0 Router solicit: 0 Time exceed: 0 IP header bad: 0 Timestamp request: 0 Timestamp reply: 0 Information request: 0 Information reply: 0 Netmask request: 0 Netmask reply: 0 Unknown type: 0 dis local-user Device management user admin111: State: Active Service type: Telnet/HTTP/HTTPS User group: system Bind attributes: Authorization attributes: Work directory: flash: User role list: network-admin, network-operator