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Pedro_FTNT
Staff
Staff
Apr 1, 2024 7:33 AM UTC

Technical Tip: How to validate ICMP reply package using 'validate-reply' option

Description

This article describes how to use 'ping-options validate-reply'. This option helps to validate ICMP reply packages and use 'adaptive-ping enable' to do a 'Fast PING'.

Scope FortiGate.
Solution

Example to use 'validate-reply yes' and 'adaptive-ping enable' to send 20 ICMP packages, fast PING with reply validation:

 

exe ping-options validate-reply yes

exe ping-options adaptive-ping enable
exe ping-options repeat-count 20
exe ping 8.8.8.8

 

PING 8.8.8.8 (8.8.8.8): 56 data bytes
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=0 ttl=117 time=4.9 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=2 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=3 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=4 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=5 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=6 ttl=117 time=4.9 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=7 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=8 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=9 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=10 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=11 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=12 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=13 ttl=117 time=4.9 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=14 ttl=117 time=5.0 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=15 ttl=117 time=4.9 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=16 ttl=117 time=4.9 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=17 ttl=117 time=4.8 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=18 ttl=117 time=4.9 ms
data reply validate correct.
64 bytes from 8.8.8.8: icmp_seq=19 ttl=117 time=4.9 ms

--- 8.8.8.8 ping statistics ---


20 packets transmitted, 20 packets received, 0% packet loss
round-trip min/avg/max = 4.8/4.8/5.0 ms

 

Related documents:

Technical Tip: How to run a 'Fast PING' using 'adaptive-ping enable' option

Troubleshooting Tip: Using PING options from CLI 

Troubleshooting Tip: Using PING options from the FortiGate CLI

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