Cisco Nexus 3548 User Manual

281
Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference
OL-27852-01
Chapter Unicast Routing Commands
platform ip verify length
platform ip verify length
To configure IPv4 packet verification based on packet length, use the platform ip verify length
command. To return to the default setting, use the no form of this command.
platform ip verify length {consistent | maximum {max-frag | max-tcp | udp} | minimum}
no platform ip verify length {consistent | maximum {max-frag | max-tcp | udp} | minimum}
Syntax Description
Command Default All address tests are enabled.
Command Modes Global configuration mode
Command History
Usage Guidelines This command does not require a license.
Examples This example shows how to drop minimum-length IPv4 packets:
switch# configure terminal
switch(config)# platform ip verify length minimum
switch(config)#
Related Commands
consistent Drops IPv4 packets where the Ethernet frame size is greater than or equal
to the IP packet length plus the Ethernet header.
maximum Specifies maximum IP packets.
max-frag Specifies the IP packets if the maximum fragment offset is greater than
65536.
max-tcp Specifies the IP packets if the TCP length is greater than the IP payload
length.
udp Specifies the IP packets if the IP payload length is less than the UDP packet
length.
minimum Specifies the IP packets if the Ethernet frame length is less than the IP
packet length plus four octets (the CRC length).
Release Modification
5.0(3)A1(1) This command was introduced.
Command Description
platform ip verify Configures IPv4 packet verification checks based on checksum or
fragments.

Cisco Nexus 3548 Specifications

General

Rack Units	1RU
Product Type	Switch
Form Factor	Rack-mountable
Jumbo Frame Support	9216 bytes
Input Voltage	100-240 VAC
Product Series	Nexus 3000
Model	Nexus 3548
Operating System	Cisco NX-OS
Ports	48 x 10GE SFP+
Latency	190 ns
Airflow	Front-to-back