In the nfpp configuration mode, use the no form of this command to delete a
trusted host entry and use the all form of this command to delete all trusted
hosts.
For example:
The following example shows how to delete all trusted hosts:
Ruijie(config-nfpp)# no icmp-guard trusted-host all
The following example shows how to delete a trusted host entry:
Ruijie(config-nfpp)# no icmp-guard trusted-host 1.1.1.1 255.255.255.255