必须配置 Cisco 的接口,才能接受和响应代理 ARP。默认情况下启用该接口。必no ip proxy-arp须在连接到ISP路由器的路由器接口上配置命令。可使用接口配置命令逐个禁用每个接口上的代理ARPno ip proxy-arp,如下所示: Router#configure terminalEnter configuration commands, one per line. End with CNTL/Z. Router(...
Router#configure terminalEnter configuration commands, one per line. End with CNTL/Z. Router(config)#interface ethernet 0Router(config-if)#no ip proxy-arpRouter(config-if)#^ZRouter# In order to enable proxy ARP on an interface, issue theip proxy-arpinterface configuration command. ...
CISCO官方配置手册Proxy+ARP
Command reference: Enabling Proxy ARP The Cisco IOS software uses proxy ARP (as defined in RFC 1027) to help hosts with no knowledge of routing determine the media addresses of hosts on other networks or subnets. For example, if the router receives an ARP request for a host that is not ...
1. router> 路由器处于用户命令状态,这时用户可以看路由器的连接状态,访问其它网络和主机,但不能看到和更改路由器的设置内容。 2. router# 在router>提示符下键入enable,路由器进入特权命令状态router#,这时不但可以执行所有的用户命令,还可以看到和更改路由器的设置内容。
Run this command to enter Configuration mode:config t STATIC ARP RESOLUTION Cisco Global command modeFor example:arp [ip] [cluster multicast mac] ARPAarp 192.168.1.100 ###.c0a8.### ARPA STATIC MAC RESOLUTION Cisco Global command modeFor example:mac-address-table static [cluster multicast...
To verify that the default gateway is correctly mapping the IP address to the MAC address correctly, use theshow arpcommand. Verify reachability: Ping the default gateway. Ping the Google DNS (8.8.8.8 or 8.8.4.4). If the ICMP service is allowed on the vEdge router, ping the vBo...
Ping Command Example Creat a Network from Separates Subnets Example 在下面例子中,subnet 1和subnet 2被主干网分开. Configuration for Router B interface ethernet 2 ip address 192.5.10.1 255.255.255.0 ip address 131.108.3.1 255.255.255.0 secondary ...
1、关闭Cisco不需要的服务这里假设路由器有Ethernet0和Ethernet1端口Router(config)# no cdp run/关闭CDP协议,CDP使用多播地址,能够发现对端路由器的Hostname,硬件设备类型,IOS版本,三层接口地址,发送CDP多播的地址Router(config)# no service tcp-small-serversRouter(config)# no service udp-small-servers/关闭TCP...
SMTP, FTP, TFTP, ICMP, ARPARE application layer or 7. Key piece of information on which routing decisionrouting decisions are based is destination network layer or layer 3 Hub, repeater, bridge and routerhub and repeater are layer 1, bridge is layer 2, router is layer 3. ...