S7503

核心交换机下面挂了一些傻瓜交换机，现在有部份能获取IP有部分不能获取iP谁能帮我分析下deb信息

​[H3C]*Mar 10 17:30:43:801 2021 H3C DHCPS/7/PACKET: From 0.0.0.0 port 68, interface Vlan-interface20 Message type: REQUEST (1) Hardware type: 1, Hardware address length: 6 Hops: 0, Transaction ID: 2089991914 Seconds: 0, Broadcast flag: 0 Client IP address: 0.0.0.0 Your IP address: 0.0.0.0 Server IP address: 0.0.0.0 Relay agent IP address: 0.0.0.0 Client hardware address: c80a-a99c-0eb1 Server host name: not configured Boot file name: not configured DHCP message type: DHCPDISCOVER (1) *Mar 10 17:30:43:801 2021 H3C DHCPS/7/EVENT: Receive a DHCPDISCOVER message from Vlan-interface20. *Mar 10 17:30:43:801 2021 H3C DHCPS/7/ERROR: No free IP in the network 172.16.17.0. *Mar 10 17:30:43:801 2021 H3C DHCPS/7/EVENT: Failed to allocate a lease to client. *Mar 10 17:30:47:017 2021 H3C DHCPS/7/PACKET: From 0.0.0.0 port 68, interface Vlan-interface20 Message type: REQUEST (1) Hardware type: 1, Hardware address length: 6 Hops: 0, Transaction ID: 1041007024 Seconds: 0, Broadcast flag: 0 Client IP address: 0.0.0.0 Your IP address: 0.0.0.0 Server IP address: 0.0.0.0 Relay agent IP address: 0.0.0.0 Client hardware address: 20da-2271-f69f Server host name: not configured Boot file name: not configured