SnapGear 1.7.8 manual Following figure shows the failover configuration screen

Page 38

The following figure shows the failover configuration screen:

Figure 3.4 Failover configuration screen

The following fields can be configured for the failover connection.

Field

Description

 

IP Address to ping

IP address the SnapGear appliance will ping to determine if the

 

Internet connection is up or down.

 

 

 

Ping Interval

How often to ping the remote machine to determine if the Internet

 

connection is up or down.

 

 

 

Number of times to

Number of times to attempt the connection before the SnapGear

 

attempt this connection

appliance moves to the failover connection.

 

 

The Internet connection fails immediately when the password is

 

Time to wait between re-

wrong, or if the SnapGear appliance is unable to contact an ADSL

 

trying connections

modem to make a connection. Specify the time to wait between

 

 

retrying this connection after detecting the initial failure.

 

Fall forward. This option

Allow the SnapGear appliance to continue trying the main Internet

 

is only available after

connection until the connection is established. At this point the

 

configuring the failover

SnapGear appliance disconnects the backup Internet connection

 

connection.

and continues using the main Internet connection.

 

Enable failover. This

Checking this box indicates you want the SnapGear appliance to

 

option is only available

use the backup Internet connection if the SnapGear appliance

 

after configuring the

detects that the main Internet connection has failed.

 

failover connection.

 

 

 

 

 

 

35

Connecting to the Internet

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Contents Rev May 2nd Table of contents Virtual Private Networking Introduction Terminology Term MeaningLAN Document conventions TCP/IPInstalling and configuring your SnapGear appliance Step ChapterLabel Activity Description Your SnapGear applianceLEDs SnapGear appliance back panels Network interconnections SnapGear appliance features Software featuresDial-in connection features Internet link featuresLAN link features Environmental features Static IP reset Getting startedNew Networks 10.0.0.0 10.255.255.255 10/8 prefix192.168.0.0 192.168.0.255 192.168.0/24 prefix Configuring the SnapGear appliance on your network Page Set up IP addresses Your SnapGear appliance was found on the network Multiple SnapGear appliances were found on the networkYour SnapGear appliance needs an IP address Administrative password SnapGear Management Console web administration pagesInitial setup using Linux Using linsetipUsing an existing local Dhcp or Bootp server Ping -b subnet broadcast address Arp -aConfiguring a new local Dhcp or Bootp server Edit the /etc/inetd.conf fileSnapGear Quick Setup LAN port quick setup LAN port quick setupISP connection quick setup ISP connection quick setupGetting started Configuring the PCs on your network TCP/IP properties Connecting to the Internet Physically connect modem deviceConnect to Internet Adsl Select Internet connectionConnect to Internet cable modem Connect to Internet direct Connect to Internet modemISP. The Password and Confirm Password fields must Field DescriptionAdvanced configuration option Internet failoverFollowing figure shows the failover configuration screen Failed connection Configure PCs to use SnapGear appliance Internet gateway Establishing the connectionDial-in server configuration Dial-in server configuration Dial-in setup Dial-in setupField Description Dial-in user accounts Dial-in user account creationFollowing figure shows the user maintenance screen Dial-in password error Account listRemote user configuration For Windows 95 and WindowsServer types Windows Connect to dialogue boxClick Next to continue 11 Connection availability 13 Remote access login screen Network configuration IP configurationNetwork configuration Advanced IP configuration Advanced IP configurationNetwork configuration Dhcp server configuration Dhcp serverNetwork configuration Additional routes Advanced networkingTraffic shaping Incoming access FirewallIncoming access administration services Incoming access configurationExternal access to services Configure external access to servicesPort forwarding configuration Port forwardingOutgoing access Security group classes configurationOutgoing access settings Firewall rulesIntrusion detection and blocking configuration Intrusion detection and blockingPage Content filtering Content filtering Filtering levels and reporting Filtering Level Description1VPN tunneling using the Pptp server Virtual Private NetworkingPptp client setup Pptp client configuration Pptp server setup Enable and configure the Pptp VPN server Pptp server setupField Description Configuring user accounts for VPN server 4PPTP VPN server accounts screenVirtual Private Networking Configuring the remote VPN client VPN Pptp IP addressVirtual Private Networking VPN client setup Windows 95 and WindowsYour VPN client is now set up correctly Windows NT Network and dial-up connections This displays the Destination Address window Connecting the remote VPN client IPSec setup 12 IPSec setup13 Add new IPSec connection Virtual Private Networking 14 Automatic keying setup Aggressive mode phase 1 settings Technique DescriptionIPSec interoperability Time server PasswordSystem Diagnostics AdvancedFlash upgrade Reset buttonTechnical support Technical supportAppendix a LED status patterns LED Pattern Status ActionAccess Logging Appendix B System LogEth1 Default DenyEth0 PppCreating Custom Log Rules Forward Iptables -I Forward -j LOG -i eth+ -o eth+ -p tcp Administrative Access Logging Rate LimitingBoot Log Messages
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