3Com 3CRWDR200A-75 - Manual (Page 85)

Advanced 85
decrease bandwidth consumption on slow-speed WAN links and allows a
site to use a single IP address for two physical networks.
To use proxy ARP, you must have a range of static IP addresses assigned
by your ISP.
Figure 57 The Proxy ARP Screen
To configure Proxy ARP:
1 On the menu, click Advanced.
2 Click the Proxy ARP tab.
3 Select the Enable Proxy ARP check box.
4 Enter the static IP addresses that your ISP has given to you.
5 Click Save to save your changes.
IPSec Internet Protocol Security (IPSec) is a standards-based VPN that offers
flexible solutions for secure data communications across a public network
like the Internet. The Virtual Private Network (VPN) is a popular
technology used for communications between two networking sites
without the expense of leased site-to-site lines.