Feature
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Description
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Changed in release
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Where Documented
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UUFB
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You can block unknown unicast packets from flooding the forwarding path.
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4.2(1)SV1(4a)
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Chapter 16, "Blocking Unknown Unicast Flooding"
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DHCP Snooping Relay Agent (Option 82)
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You can configure DHCP to relay VSM MAC and port information in DHCP packets.
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4.2(1)SV1(4)
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Chapter 12, "Configuring DHCP Snooping"
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DHCP Snooping binding table
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You can clear DHCP snooping binding table entries for an interface.
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4.2(1)SV1(4)
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Chapter 12, "Configuring DHCP Snooping"
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Enable DHCP
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You can enable or disable DHCP globally using the feature DHCP command.
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4.2(1)SV1(4)
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Chapter 12, "Configuring DHCP Snooping"
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Enable SSH server
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You can enable or disable the SSH server using the feature DHCP command.
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4.2(1)SV1(4)
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Chapter 7, "Configuring SSH"
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Enable Telnet server
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You can enable or disable the Telnet server using the feature DHCP command.
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4.2(1)SV1(4)
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Chapter 8, "Configuring Telnet"
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Disable HTTP Server
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Disabling the HTTP server for security purposes.
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4.2(1)SV1(4)
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Chapter 15, "Disabling HTTP Server"
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VSD
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Virtual service domains (VSDs) allow you to classify and separate traffic for network services.
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4.0(4)SV1(2)
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Chapter 3, "Configuring VSD"
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DHCP Snooping
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Dynamic Host Configuration Protocol (DHCP) snooping acts like a firewall between untrusted hosts and trusted DHCP servers.
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4.0(4)SV1(2)
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Chapter 12, "Configuring DHCP Snooping"
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Dynamic ARP Inspection (DAI)
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Dynamic ARP inspection (DAI) provides IP communication within a Layer 2 broadcast domain by mapping an IP address to a MAC address.
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4.0(4)SV1(2)
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Chapter 13, "Configuring Dynamic ARP Inspection"
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IP Source Guard
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IP Source Guard is a per-interface traffic permit filter for IP and MAC addresses.
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4.0(4)SV1(2)
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Chapter 14, "Configuring IP Source Guard"
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