ZyXEL ZyWALL ATP700 User Guide - Page 432
Check Method, Create, Object, Source, Create Object
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Chapter 19 IPSec VPN Table 164 Configuration > VPN > IPSec VPN > VPN Connection > Add/Edit (continued) LABEL DESCRIPTION Check Port This field displays when you set the Check Method to tcp. Specify the port number to use for a TCP connectivity check. Check Period Enter the number of seconds between connection check attempts. Check Timeout Enter the number of seconds to wait for a response before the attempt is a failure. Check Fail Tolerance Enter the number of consecutive failures allowed before the Zyxel Device disconnects the VPN tunnel. The Zyxel Device resumes using the first peer gateway address when the VPN connection passes the connectivity check. Check this Address Select this to specify a domain name or IP address for the connectivity check. Enter that domain name or IP address in the field next to it. Check the First and Last IP Address in the Remote Policy Select this to have the Zyxel Device check the connection to the first and last IP addresses in the connection's remote policy. Make sure one of these is the peer gateway's LAN IP address. Log Select this to have the Zyxel Device generate a log every time it checks this VPN connection. Inbound/Outbound traffic NAT Outbound Traffic Source NAT This translation hides the source address of computers in the local network. It may also be necessary if you want the Zyxel Device to route packets from computers outside the local network through the IPSec SA. Source Select the address object that represents the original source address (or select Create Object to configure a new one). This is the address object for the computer or network outside the local network. The size of the original source address range (Source) must be equal to the size of the translated source address range (SNAT). Destination Select the address object that represents the original destination address (or select Create Object to configure a new one). This is the address object for the remote network. SNAT Select the address object that represents the translated source address (or select Create Object to configure a new one). This is the address object for the local network. The size of the original source address range (Source) must be equal to the size of the translated source address range (SNAT). Inbound Traffic Source NAT This translation hides the source address of computers in the remote network. Source Select the address object that represents the original source address (or select Create Object to configure a new one). This is the address object for the remote network. The size of the original source address range (Source) must be equal to the size of the translated source address range (SNAT). Destination Select the address object that represents the original destination address (or select Create Object to configure a new one). This is the address object for the local network. SNAT Select the address object that represents the translated source address (or select Create Object to configure a new one). This is the address that hides the original source address. The size of the original source address range (Source) must be equal to the size of the translated source address range (SNAT). Destination NAT This translation forwards packets (for example, mail) from the remote network to a specific computer (for example, the mail server) in the local network. Add Click this to create a new entry. Select an entry and click Add to create a new entry after the selected entry. Edit Select an entry and click this to be able to modify it. Remove Select an entry and click this to delete it. ZyWALL ATP Series User's Guide 432