Wan Health Check - peplink ONE 20 User Manual

USER MANUAL
Peplink Balance Series

12.3 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.
This setting specifies the health check method for the WAN connection. Thisvalue can be
configured as Disabled, PING,DNS Lookup, or HTTP. The default method is DNS
Method
Lookup.For mobile Internet connections, the value of Method can be configured as
Disabled or SmartCheck.
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.
ICMP pingpackets 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.
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
PING Hosts
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.
DNS lookups will be issued to test connectivity with target DNS servers. The connection will be treated as up if DNS
responses are received from one or both of the servers, regardless of whether the result was positive or negative.
http://www.peplink.com
Health Check Settings
Health Check Disabled
Health Check Method: PING
Health Check Method: DNS Lookup
-99 / 258 - Copyright © 2015 Peplink