Hongdian H7921/H7920 Basic 3G/4G Router - Manual (Page 50)

7 FAQ H792x 3G/4G Router
7 -16 (2014-05-28)
Figure 5-26 ICMP adding page
2. Configure the ICMP check parameter.
Table 5-9 ICMP check rules Parameter instruction
Parameter Details Operation
ICMP check
service To enable or disable ICMP check
rules, multiple rules can be used
simultaneously, and one specific rule
can be disabled Button
 Enable
 Disable
Basic Config
Rule Name ICMP Check rule name, just to
distinguish different rules WORD type, max 12 bytes
Destination
address Destination address of ICMP check,
can be domain name and also can be IP
address. If domaine name, DNS of the
router shall be configured correctly WORD type, max 64 bytes
Destination
backup A backup destination address of ICMP
check, if “destination address” cannot
be linked by ICMP check, the
“destination backup” address will be
checked, if still cannot linked, the
router will recognize ICMP check fails WORD type, max 64 bytes