1.2.12 dhcp server always-broadcast dhcp server always-broadcast命令用来开启DHCP服务器的广播回应报文功能。 undo dhcp server always-broadcast命令用来恢复缺省情况。 【命令】 dhcp server always-broadcast undo dhcp server always-broadcast 【缺省情况】 DHCP服务器的广播回应报文功能处于关闭状态。DHCP服务器根据...
1.2.12 dhcp server always-broadcast dhcp server always-broadcast命令用来开启DHCP服务器的广播回应报文功能。 undo dhcp server always-broadcast命令用来恢复缺省情况。 【命令】 dhcp server always-broadcast undo dhcp server always-broadcast 【缺省情况】 DHCP服务器的广播回应报文功能处于关闭状态。DHCP服务器根据...
执行命令client-option60 option60-text,配置server地址池下的option60选项信息。 当server地址池下配置的option60-text和客户端报文携带的option60内容相匹配时,则服务器从该地址池分配地址,否则仍然按照网关分配地址。 (可选)执行命令dhcp reply { unicast-always | broadcast-always },配置DHCP服务器回复的报文类型...
(可选)执行命令dhcp relay reply broadcast-always,在中继接口上配置DHCP中继回复客户端请求报文时发送广播报文。 (可选)请求DHCP服务器释放客户端的IP地址 通过DHCP Relay向DHCP服务器发送Release请求报文,请求DHCP服务器释放客户端的IP地址。 背景信息 当DHCP客户端不需要某个IP地址或网络管理员想要强制某用户下线时,...
option broadcast-address 192.168.177.255; default-lease-time 600; max-lease-time 7200; } 全部的配置文件如下: # dhcpd.conf # # Sample configuration file for ISC dhcpd # # option definitions common to all supported networks... option domain-name "example.org"; ...
4.4.4 Use of broadcast and unicast The DHCP client broadcasts DHCPDISCOVER, DHCPREQUEST and DHCPINFORM messages, unless the client knows the address of a DHCP server. The client unicasts DHCPRELEASE messages to the server. Because the client is declining the use of the IP address supplied by...
Broadcast by a DHCP client to a DHCP server, informing the server that the offered IP address is declined because it appears to be in use by another computer. DHCPRelease Sent by a DHCP client to a DHCP server, relinquishing an IP address and canceling the remaining lease. This is unicast...
Broadcast by a DHCP client to a DHCP server, informing the server that the offered IP address is declined because it appears to be in use by another computer. DHCPRelease Sent by a DHCP client to a DHCP server, relinquishing an IP address and canceling the remaining lease. This is unicast...
By default, dnsmasq sends some standard options to DHCP clients, the netmask and broadcast address are set to the same as the host running dnsmasq, and the DNS server and default route are set to the address of the machine running dnsmasq. ...
Normally, ASA would drop the broadcast, but because it is configured to act as a DHCP relay, it forwards the DHCPDISCOVER message as a unicast packet to the DHCP server's IP sourcing from the interface IP that faces the server. In this case, it is the outside interfac...