Maximum DHCP message size:最大DHCP报文长度,选项57,用于表明可以接收的DHCP报文的最大长度。 Renewal(T1) time value:更新时间值,选项58,用于指定更新时间。 Rebinding(T2) time value:重绑定时间值,选项59,用于指定重绑定时间值。 Client identifier:客户端标识,选项61,用于唯一标识客户端,CISCO用此作为服务器地...
确认(Acknowledge):DHCP服务器收到DHCP请求消息后,会向设备发送一个DHCP确认消息,其中包含分配给设备的IP地址、子网掩码、默认网关、DNS服务器等配置信息。 续约(Renewal):在IP地址租期到期之前,设备会周期性地向DHCP服务器发送DHCP续约消息,以延长租期。 释放(Release):设备不再需要IP地址时,会向DHCP服务器发送DHCP...
Line 24449: 04-20 07:28:04.306 2564 4584 D DhcpClient: Scheduling renewal in 3599s Line 24450: 04-20 07:28:04.306 2564 4584 D DhcpClient: Scheduling rebind in 6299s Line 24451: 04-20 07:28:04.306 2564 4584 D DhcpClient: Scheduling expiry in 7199s Line 25634: 04-20 07:28:09.342 ...
option dhcp-renewal-time 40305; option classless-static-routes 32.169.254.169.254 172.16.0.2,0 172.16.0.1; option broadcast-address 172.16.255.255; option dhcp-rebinding-time 72705; option host-name "host-172-16-2-231"; option domain-name "openstacklocal"; renew 6 2022/07/09 09:49:26; r...
主机信息的必要元素有:IP地址、子网掩码、DNS服务器IP地址 TCP/IP协议配置主机信息主要有三种方法: 1. 手动配置 2. 动态获取 3. 根据特定算法计算。 在网络中,我们把主机分为两大类,服务器主机和客户端主机, + 服务器主机: 一般采用手动配置 + 客户端主机: 一般采用动态获取 服务器一般采用手动配置,而客户端...
(options) DHCP: DHCP Message Type = DHCP ACK DHCP: Renewal Time Value (T1) = 8 Days, 0:00:00 DHCP: Rebinding Time Value (T2) = 14 Days, 0:00:00 DHCP: IP Address Lease Time = 16 Days, 0:00:00 DHCP: Server Identifier = 157.54.48.151 DHCP: Subnet Mask = 255.255.240.0 DHCP:...
Renewal (T1) Time Value 4 RFC 2132 59 Rebinding (T2) Time Value 4 RFC 2132 60 Vendor class identifier n RFC 2132 61 Client-identifier n RFC 2132 62 NetWare/IP Domain N (1<=N<=255) RFC 2242 63 NetWare/IP Option N (1<=N<=255) ...
| Renewal Time Value: 15m00s #更新时间值 |_ Rebinding Time Value: 26m15s #第二次选择时间值 WARNING: No targets were specified, so 0 hosts scanned. Nmap done: 0 IP addresses (0 hosts up) scanned in 1.32 seconds 从以上输出信息中可以看到,可以...
The IP pool will answer only renewal requests of online users but will not assign addresses to new users. Continue? [Y/N]: # 锁定DHCP地址池1,既不会应答已在线用户的续约请求,也不会为新用户分配地址。 <Sysname> system-view [Sysname] dhcp server ip-pool 1 [Sysname-dhcp-pool-1] lock stric...
(options) DHCP: DHCP Message Type = DHCP Offer DHCP: Subnet Mask = 255.255.240.0 DHCP: Renewal Time Value (T1) = 8 Days, 0:00:00 DHCP: Rebinding Time Value (T2) = 14 Days, 0:00:00 DHCP: IP Address Lease Time = 16 Days, 0:00:00 DHCP: Server Identifier = 157.54.48.151 DHCP...