The value of the object identifies the items of static ARP table,
such as IP address of ARP items, VPN instance name of ARP items,
MAC address of ARP items, VLAN information of ARP items.
hwArpDynEntryIpAdd: indicates the IP address.
hwArpDynEntryVrf: indicates the VPN instance name.
hwArpDynEntryMacAdd: indicates the MAC address.
hwArpDynEntryVlanId: indicates the VLAN of ARP item.
hwArpDynEntryCeVlanId: indicates the CE VLAN of ARP item.
hwArpDynEntryOutIfIndex: indicates the forwarding interface.