Web Management Guide-R02

Table Of Contents
Chapter 12
| Security Measures
IPv4 Source Guard
– 387 –
This parameter sets the maximum number of address entries that can be
mapped to an interface in the binding table, including both dynamic entries
discovered by DHCP snooping (see “DHCP Snooping” on page 362) and static
entries set by IP source guard (see Configuring Static Bindings for IPv4 Source
Guard” on page 387).
Web Interface
To set the IP Source Guard filter for ports:
1. Click Security, IP Source Guard, General.
2. Set the required filtering type, set the table type to use ACL or MAC address
binding, and then set the maximum binding entries for each port.
3. Click Apply.
Figure 243: Setting the Filter Type for IPv4 Source Guard
Configuring
Static Bindings
forIPv4Source Guard
Use the Security > IP Source Guard > Static Binding (Configure ACL Table and
Configure MAC Table) pages to bind a static address to a port. Table entries include
a MAC address, IP address, lease time, entry type (Static, Dynamic), VLAN identifier,
and port identifier. All static entries are configured with an infinite lease time,
which is indicated with a value of zero in the table.
Command Usage
Table entries include a MAC address, IP address, lease time, entry type (Static-IP-
SG-Binding, Dynamic-DHCP-Binding), VLAN identifier, and port identifier.
Static addresses entered in the source guard binding table are automatically
configured with an infinite lease time.