Cisco 350 Series Administration Guide

Security
Denial of Service Prevention
Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4 375
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To configure fragmented IP blocking:
STEP 1 Click Security > Denial of Service Prevention > IP Fragments Filtering.
STEP 2 Click Add.
STEP 3 Enter the parameters.
• Interface—Select the interface on which the IP fragmentation is being defined.
• IP Address—Enter an IP network from which the fragmented IP packets is filtered or
select All Addresses to block IP fragmented packets from all addresses. If you enter the
IP address, enter either the mask or prefix length.
• Network Mask—Select the format for the subnet mask for the source IP address, and
enter a value in one of the field:
- Mask—Select the subnet to which the source IP address belongs and enter the
subnet mask in dotted decimal format.
- Prefix Length—Select the Prefix Length and enter the number of bits that comprise
the source IP address prefix.
STEP 4 Click Apply. The IP fragmentation is defined, and the Running Configuration file is updated.

Cisco 350 Series Specifications

General

Model	Cisco 350 Series
Category	Switch
Ports	8, 24, 48
PoE	Available on some models
Layer	Layer 2
Switching Capacity	Up to 104 Gbps
VLAN Support	Yes (up to 256 VLANs)
QoS	Yes
Management	Web, CLI, SNMP
Security Features	ACLs, 802.1X, Port Security
Jumbo Frame Support	Yes
Power Supply	Internal
Dimensions	Varies by model
Weight	Varies by model
Operating Temperature	0°C to 45°C (32°F to 113°F)
Storage Temperature	-20°C to 70°C (-4°F to 158°F)
Humidity	10% to 90% non-condensing
Port Type	Gigabit Ethernet, Fast Ethernet (depending on model)