记录一段配置信息

（忽略IP地址的定义，因于实际环境有关）

Proxy Arp configuration

interface proxy-arp 1
interface proxy-arp 1 ha member switch-d2ad1a
interface proxy-arp 1 ha member switch-d2ad1a ip address 1.1.1.254
interface proxy-arp 1 ip netmask /20
interface proxy-arp 1 ip pkey 0x7FFF
interface proxy-arp 1 ip route default 1.1.1.253
interface proxy-arp 1 ip vlan 9
no interface proxy-arp 1 shutdown
ip proxy-arp