Fault phenomenon Problem description: It takes some minutes for a newly connected user to connect to AP. After checking logs and find there are a lot of dos attacks logon AP. The more users connected to AP, the more logs there are. Requirements: After functions such as arp-guard and ip-guard are enabled in NFPP, log information is printed according to the corresponding configuration. If certain attacks are received, users may be unable to access the Internet. Therefore, you can disable the nfpp protection mechanism. Configuration command: Ruijie#conf Ruijie(config)#nfpp Ruijie(config-nfpp)#no arp-guard enable ------>Disable the ARP-guard function Ruijie(config-nfpp)#no dhcp-guard enable ------>Disable the dhcp-guard function Ruijie(config-nfpp)#no dhcpv6-guard enable------> Disable the dhcpv6-guard function Ruijie(config-nfpp)#no icmp-guard enable ------>Disable the icmp-guard function Ruijie(config-nfpp)#no ip-guard enable ------>Disable the ip-guard function Ruijie(config-nfpp)#no nd-guard enable ------>Disable the nd-guard function Ruijie(config-nfpp)#end ------> Exit Ruijie#wr ------> Save the configuration Ruijie#clear nfpp arp-guard scan Ruijie#clear nfpp log If you are many APs in your networks, you can configure batch delivery according to this guide: https://community.ruijienetworks.com/forum.php?mod=viewthread&tid=1760 Verification: After disable it and clear nfpp logs, there are no more NFPP logs on device and user can access internet as normal. |
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