HP 6120XG HP ProCurve Series 6120 Blade Switches Access Security Guide - Page 461
Dynamic Configuration Arbiter DCA, DHCP Option 82
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bpdu protection, none ... 1-8 SSH, disabled ... 1-4, 6-2 SSL, disabled ... 1-5, 7-2 TACACS+ authentication configuration ... 4-9 authentication, disabled ... 1-5, 4-2 login attempts, 3 ... 4-6 tacacs-server-timeout, 5 seconds ... 4-23 TCP port number for SSH connections, 22 ... 6-18 TCP port number for SSL connections, 443 ... 7-19 Telnet access, enabled ... 1-4 traffic filters, none ... 9-2 traffic/security filters, none ... 1-7 UDP destination port for accounting, 1813 ... 5-7 UDP destination port for authentication, 1812 ... 5-7 user authentication, disabled ... 6-2 virus throttling, none ... 1-8 Web and MAC authentication ... 3-3-3-54 Web authentication, disabled ... 1-6 Web-browser access, enabled ... 1-4 denial-of-service avoid attacks using DHCP snooping ... 8-4 monitoring system resources ... 8-33 DES ... 7-3 DHCP Option 82 IP-to-MAC binding database ... 8-20, 8-28 DHCP protection See DHCP snooping. DHCP snooping ... 8-4 authorized server ... 8-5 binding database ... 8-12 changing remote-id ... 8-11 configuring authorized server address ... 8-9 database ... 8-5 denial-of-service attack ... 8-4 DHCPACK ... 8-5 DHCPDECLINE ... 8-5 DHCPNACK ... 8-5 DHCPOFFER ... 8-5 DHCPRELEASE ... 8-5 disable MAC check ... 8-11 disabling ... 8-5 dropping packets ... 8-5 enabling ... 8-5 debug logging ... 8-13 on trusted ports ... 8-8 on VLANs ... 8-6, 8-7 IP-to-MAC binding database ... 8-20, 8-28 log messages ... 8-14 Option 82 ... 8-9 option parameter ... 8-6 remote-id ... 8-10 show configuration ... 8-6 stats ... 8-6 trust ... 8-6 untrusted-policy ... 8-10 verify ... 8-6 documentation feature matrix ... -xviii latest versions ... -xvii printed in-box publication ... -xvii release notes ... -xvii duplicate IP address effect on authorized IP managers ... 12-13 dynamic ARP protection additional validation checks on ARP packets ... 8-21 ARP packet debugging ... 8-23 displaying ARP statistics ... 8-22 enabling ... 8-16 IP-to-MAC binding, adding to DHCP database ... 8-20, 8-28 trusted ports, configuring ... 8-18 verifying configuration ... 8-21 Dynamic Configuration Arbiter (DCA) applying settings to non-authenticated clients ... 1-18 hierarchy of precedence in authentication sessions ... 1-19 overview ... 1-17 dynamic IP lockdown debugging ... 8-31 DHCP binding database ... 8-25 DHCP leases ... 8-25 DHCP snooping ... 8-24 enabling ... 8-26 filtering IP addresses ... 8-25 overview ... 8-23 spoofing protection ... 8-24 verifying configuration ... 8-29 VLAN binding ... 8-25 Index - 5