Command Manual (For Soliton) – DHCPH3C S3100 Series Ethernet Switches Chapter 3 DHCP/BOOTP Client Configuration3-3Note:To improve security and avoid malicious attacks to the unused sockets, S3100Ethernet switches provide the following functions:z UDP ports 67 and 68 used by DHCP are enabled/disabled only when DHCP isenabled/disabled.The implementation is as follows:z After the DHCP client is enabled by executing the ip address dhcp-alloc command,UDP port 68 is enabled.z After the DHCP client is disabled by executing the undo ip address dhcp-alloccommand, UDP port 68 is disabled.Examples# Configure VLAN-interface 1 to obtain an IP address through DHCP. system-viewSystem View: return to User View with Ctrl+Z.[Sysname] interface Vlan-interface 1[Sysname-Vlan-interface1] ip address dhcp-alloc3.2 BOOTP Client Configuration Commands3.2.1 display bootp clientSyntaxdisplay bootp client [ interface Vlan-interface vlan-id ]ViewAny viewParametersvlan-id: ID of the VLAN interface.DescriptionUse the display bootp client command to display BOOTP client-related information,including the MAC address of the BOOTP client and the IP address obtained.Examples# Display the BOOTP client-related information. display bootp client interface Vlan-interface 1Vlan-interface1:
