Juniper JUNOS OS 10.3 - SOFTWARE Manual page 2931

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the switch drops the DCHP packets that request invalid IP addresses, preventing the
snooping of these packets. The invalid IP addresses are:
0.0.0.0
128.0.x.x
191.255.x.x
192.0.0.x
223.255.255.x
224.x.x.x
240.x.x.x to 255.255.255.255
Port Security for EX Series Switches Overview on page 2825
Understanding Trusted DHCP Servers for Port Security on EX Series Switches on
page 2840
Understanding DHCP Option 82 for Port Security on EX Series Switches on page 2840
DHCP Services for EX Series Switches Overview on page 547
DHCP/BOOTP Relay for EX Series Switches Overview on page 548
Example: Configuring Port Security, with DHCP Snooping, DAI, MAC Limiting, and MAC
Move Limiting, on an EX Series Switch on page 2849
Enabling DHCP Snooping (CLI Procedure) on page 2910 and Enabling DHCP Snooping
(J-Web Procedure) on page 2911
Troubleshooting Port Security on page 2945
Chapter 93: Port Security Overview
2835