User's Manual

USER MANUAL

Peplink Balance Series

11.3 WAN Health Check

To ensure traffic is routed to healthy WAN connections only, the Peplink Balance canperiodically check

the health of each WAN connection.

Health Check settings for each WAN connection can be independently configured via Network >

Interfaces > WAN>Health Check Settings.

Enable Health Check by selecting PING, DNS Lookup, or HTTPfrom the Health Check Method drop-

down menu.

Health Check Settings

Method

This setting specifies the health check method for the WAN connection. Thisvalue can be

configured as Disabled, PING,or DNS Lookup. The default method is DNS Lookup.For

mobile Internet connections, the value of Method can be configured as Disabled or

SmartCheck.

Health Check Disabled

When

Disabled is chosen in the Method field, the WAN connection will always be considered as

up.The connection

will NOTbe treated as down in the event of IP routing errors.

Health Check Method: PING

ICMP

ping

packets will be issued to test the connectivity with a configurable target IP address or hostname. A WAN

connection is considered as up if pingresponses are received from either one or both of the pinghosts.

PING Hosts

This setting specifies IP addresses or hostnames with which connectivity is to be tested via

ICMP ping.If Use first two DNS servers as Ping Hosts is checked, the target pinghost will

be the first DNS server for the corresponding WAN connection.Reliable pinghosts with a

high uptime should be considered.By default, the first two DNS servers of the WAN

connection are used as the pinghosts.

Health Check Method: DNS Lookup