Cisco SGE2000 - Cisco - Gigabit Switch Administration Guide

Configuring Device Security
Defining DHCP Snooping
Cisco Small Business SFE/SGE Managed Switches Administration Guide 137
4
• IPv4 traffic — Only IPv4 traffic with a source IP address that is associated
with the specific port is permitted.
• Non IPv4 traffic — All non-IPv4 traffic is permitted.
NOTE: IP Source Guard must be enabled globally in the
IP Source Guard
Properties Page
before it can be enabled on the device interfaces.
If a port is trusted, filtering of static IP addresses can be configured, although IP
Source Guard is not active in that condition.
If a port’s status changes from untrusted to trusted, the static IP address filtering
entries remain but become inactive.
STEP 1 Click Security Suite > DHCP Snooping > IP Source Guard > Interface Settings. The
IP Source Guard Interface Settings Page opens:
IP Source Guard Interface Settings Page
The
IP Source Guard Interface Settings Page contains the following fields:
• Ports of Unit — Displays the stacking unit’s port number on which the IP source
guard is enabled.
• LAGs — Displays the stacking unit’s LAG number on which the IP source guard
is enabled.
• Interface — Indicates the port’s or LAG’s number.

Cisco SGE2000 - Cisco - Gigabit Switch Specifications

General

Form Factor	Rack-mountable
Switching Capacity	48 Gbps
Forwarding Rate	35.7 Mpps
Layer	Layer 2
Power Supply	Internal
Management	Web-based, SNMP, CLI
MAC Address Table Size	8000 entries
VLANs	256
Features	Quality of Service (QoS), IGMP snooping, Port mirroring
Dimensions (W x D x H)	440 x 257 x 44 mm (17.3 x 10.1 x 1.73 in)
Operating Temperature	0°C to 40°C (32°F to 104°F)
Storage Temperature	-20 to 70°C (-4 to 158°F)
Relative Humidity	10% to 90% non-condensing
Standards Compliance	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3x