Chapter 25 IPSec VPN
ZyWALL USG 100/200 Series User’s Guide
489
Check Method
Select how the ZyWALL checks the connection. The peer must be
configured to respond to the method you select.
Select
icmp
to have the ZyWALL regularly ping the address you
specify to make sure traffic can still go through the connection. You
may need to configure the peer to respond to pings.
Select
tcp
to have the ZyWALL regularly perform a TCP handshake
with the address you specify to make sure traffic can still go through
the connection. You may need to configure the peer to accept the TCP
connection.
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 ZyWALL
disconnects the VPN tunnel. The ZyWALL 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 ZyWALL 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 ZyWALL 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 ZyWALL 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
).
Table 129
Configuration > VPN > IPSec VPN > VPN Connection > Edit (continued)
LABEL
DESCRIPTION
Summary of Contents for ZyWALL USG 100 Series
Page 2: ......
Page 30: ...Table of Contents ZyWALL USG 100 200 Series User s Guide 30 ...
Page 31: ...31 PART I User s Guide ...
Page 32: ...32 ...
Page 46: ...Chapter 2 Features and Applications ZyWALL USG 100 200 Series User s Guide 46 ...
Page 64: ...Chapter 3 Web Configurator ZyWALL USG 100 200 Series User s Guide 64 ...
Page 186: ...Chapter 7 Tutorials ZyWALL USG 100 200 Series User s Guide 186 ...
Page 223: ...Chapter 8 L2TP VPN Example ZyWALL USG 100 200 Series User s Guide 223 ...
Page 224: ...Chapter 8 L2TP VPN Example ZyWALL USG 100 200 Series User s Guide 224 ...
Page 225: ...225 PART II Technical Reference ...
Page 226: ...226 ...
Page 240: ...Chapter 9 Dashboard ZyWALL USG 100 200 Series User s Guide 240 ...
Page 284: ...Chapter 10 Monitor ZyWALL USG 100 200 Series User s Guide 284 ...
Page 372: ...Chapter 13 Interfaces ZyWALL USG 100 200 Series User s Guide 372 ...
Page 382: ...Chapter 14 Trunks ZyWALL USG 100 200 Series User s Guide 382 ...
Page 398: ...Chapter 15 Policy and Static Routes ZyWALL USG 100 200 Series User s Guide 398 ...
Page 412: ...Chapter 16 Routing Protocols ZyWALL USG 100 200 Series User s Guide 412 ...
Page 432: ...Chapter 19 NAT ZyWALL USG 100 200 Series User s Guide 432 ...
Page 437: ...Chapter 20 HTTP Redirect ZyWALL USG 100 200 Series User s Guide 437 ...
Page 438: ...Chapter 20 HTTP Redirect ZyWALL USG 100 200 Series User s Guide 438 ...
Page 460: ...Chapter 23 Authentication Policy ZyWALL USG 100 200 Series User s Guide 460 ...
Page 478: ...Chapter 24 Firewall ZyWALL USG 100 200 Series User s Guide 478 ...
Page 519: ...Chapter 25 IPSec VPN ZyWALL USG 100 200 Series User s Guide 519 ...
Page 520: ...Chapter 25 IPSec VPN ZyWALL USG 100 200 Series User s Guide 520 ...
Page 534: ...Chapter 26 SSL VPN ZyWALL USG 100 200 Series User s Guide 534 ...
Page 544: ...Chapter 27 SSL User Screens ZyWALL USG 100 200 Series User s Guide 544 ...
Page 546: ...Chapter 28 SSL User Application Screens ZyWALL USG 100 200 Series User s Guide 546 ...
Page 554: ...Chapter 29 SSL User File Sharing ZyWALL USG 100 200 Series User s Guide 554 ...
Page 639: ...Chapter 34 IDP ZyWALL USG 100 200 Series User s Guide 639 ...
Page 640: ...Chapter 34 IDP ZyWALL USG 100 200 Series User s Guide 640 ...
Page 661: ...Chapter 35 ADP ZyWALL USG 100 200 Series User s Guide 661 ...
Page 662: ...Chapter 35 ADP ZyWALL USG 100 200 Series User s Guide 662 ...
Page 694: ...Chapter 37 Content Filter Reports ZyWALL USG 100 200 Series User s Guide 694 ...
Page 712: ...Chapter 38 Anti Spam ZyWALL USG 100 200 Series User s Guide 712 ...
Page 734: ...Chapter 39 Device HA ZyWALL USG 100 200 Series User s Guide 734 ...
Page 750: ...Chapter 40 User Group ZyWALL USG 100 200 Series User s Guide 750 ...
Page 756: ...Chapter 41 Addresses ZyWALL USG 100 200 Series User s Guide 756 ...
Page 768: ...Chapter 43 Schedules ZyWALL USG 100 200 Series User s Guide 768 ...
Page 784: ...Chapter 45 Authentication Method ZyWALL USG 100 200 Series User s Guide 784 ...
Page 806: ...Chapter 46 Certificates ZyWALL USG 100 200 Series User s Guide 806 ...
Page 818: ...Chapter 48 SSL Application ZyWALL USG 100 200 Series User s Guide 818 ...
Page 828: ...Chapter 49 Endpoint Security ZyWALL USG 100 200 Series User s Guide 828 ...
Page 880: ...Chapter 50 System ZyWALL USG 100 200 Series User s Guide 880 ...
Page 920: ...Chapter 54 Reboot ZyWALL USG 100 200 Series User s Guide 920 ...
Page 922: ...Chapter 55 Shutdown ZyWALL USG 100 200 Series User s Guide 922 ...
Page 942: ...Chapter 56 Troubleshooting ZyWALL USG 100 200 Series User s Guide 942 ...
Page 954: ...Chapter 57 Product Specifications ZyWALL USG 100 200 Series User s Guide 954 ...
Page 1126: ...Appendix F Open Software Announcements ZyWALL USG 100 200 Series User s Guide 1126 ...