F3726, F3211, F3174, R5135, R3816-HP Firewalls and UTM Devices Attack Protection Configuration Guide-6PW100

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Configuring user validity check ··························································································································· 58
Configuring ARP packet validity check ··············································································································· 59
Configuring ARP restricted forwarding ··············································································································· 59
Displaying and maintaining ARP detection ········································································································ 60
Configuring ARP automatic scanning and fixed ARP ································································································· 60
Configuring the ARP automatic scanning and fixed ARP in the Web interface ······················································ 60
Configuring the ARP automatic scanning and fixed ARP at the CLI ································································ 63
Configuring TCP attack protection ···························································································································· 64
Overview ········································································································································································· 64
Enabling the SYN Cookie feature ································································································································ 64
Enabling protection against Naptha attacks ··············································································································· 65
Displaying and maintaining TCP attack protection ···································································································· 65
Configuring ND attack defense ································································································································ 66
Feature and hardware compatibility ···························································································································· 66
Overview ········································································································································································· 66
Enabling source MAC consistency check for ND packets ························································································· 67
Configuring firewall ··················································································································································· 68
Overview ········································································································································································· 68
ACL based packet filter········································································································································· 68
ASPF ········································································································································································ 69
Configuring an IPv6 packet-filter firewall ···················································································································· 71
IPv6 packet-filter firewall configuration task list ································································································· 71
Enabling the IPv6 firewall function ······················································································································ 71
Configuring the default filtering action of the IPv6 firewall ·············································································· 71
Configuring packet filtering on an interface ······································································································ 72
Configuring an ASPF ····················································································································································· 73
ASPF configuration task list ·································································································································· 73
Configuring port mapping ···································································································································· 73
Enabling ASPF for an interzone instance············································································································ 73
Displaying ASPF ···················································································································································· 74
ASPF configuration example ································································································································ 74
Configuring content filtering ······································································································································ 75
Overview ········································································································································································· 75
HTTP packet content filtering ································································································································ 75
SMTP packet content filtering ······························································································································· 76
POP3 packet content filtering ······························································································································· 76
FTP packet content filtering ··································································································································· 76
Telnet packet content filtering······························································································································· 77
Configuration guidelines ··············································································································································· 77
Configuring content filtering in the Web interface ····································································································· 78
Recommended configuration procedure ············································································································· 78
Configuring a keyword filtering policy ··············································································································· 78
Configuring a content filtering policy ·················································································································· 85
Configuring a content filtering policy template ·································································································· 92
Displaying content filtering statistics ···················································································································· 94
Content filtering configuration example ·············································································································· 94
Configuring content filtering at the CLI ······················································································································ 235H105
95HContent filtering configuration task list ·············································································································· 236H105
96HDisplaying and maintaining content filtering ··································································································· 237H114
97HInterzone content filtering configuration example ···························································································· 238H114
98HConfiguring URPF ···················································································································································· 239H118
99HOverview ······································································································································································· 240H118