Cisco ASA Series User Manual

1-6
Cisco ASA Series CLI Configuration Guide
Chapter 1 Using Protection Tools
Configuring IP Audit for Basic IPS Support
2008 400018 ICMP Timestamp Reply Informational Triggers when a IP datagram is received with
the protocol field of the IP header set to 1
(ICMP) and the type field in the ICMP header
set to 14 (Timestamp Reply).
2009 400019 ICMP Information Request Informational Triggers when a IP datagram is received with
the protocol field of the IP header set to 1
(ICMP) and the type field in the ICMP header
set to 15 (Information Request).
2010 400020 ICMP Information Reply Informational Triggers when a IP datagram is received with
the protocol field of the IP header set to 1
(ICMP) and the type field in the ICMP header
set to 16 (ICMP Information Reply).
2011 400021 ICMP Address Mask Request Informational Triggers when a IP datagram is received with
the protocol field of the IP header set to 1
(ICMP) and the type field in the ICMP header
set to 17 (Address Mask Request).
2012 400022 ICMP Address Mask Reply Informational Triggers when a IP datagram is received with
the protocol field of the IP header set to 1
(ICMP) and the type field in the ICMP header
set to 18 (Address Mask Reply).
2150 400023 Fragmented ICMP Traffic Attack Triggers when a IP datagram is received with
the protocol field of the IP header set to 1
(ICMP) and either the more fragments flag is
set to 1 (ICMP) or there is an offset indicated
in the offset field.
2151 400024 Large ICMP Traffic Attack Triggers when a IP datagram is received with
the protocol field of the IP header set to
1(ICMP) and the IP length > 1024.
2154 400025 Ping of Death Attack Attack Triggers when a IP datagram is received with
the protocol field of the IP header set to
1(ICMP), the Last Fragment bit is set, and (IP
offset * 8) + (IP data length) > 65535 that is
to say, the IP offset (which represents the
starting position of this fragment in the
original packet, and which is in 8 byte units)
plus the rest of the packet is greater than the
maximum size for an IP packet.
3040 400026 TCP NULL flags Attack Triggers when a single TCP packet with none
of the SYN, FIN, ACK, or RST flags set has
been sent to a specific host.
3041 400027 TCP SYN+FIN flags Attack Triggers when a single TCP packet with the
SYN and FIN flags are set and is sent to a
specific host.
Table 1-1 Signature IDs and System Message Numbers (continued)
Signature
ID
Message
Number Signature Title
Signature
Type Description

Cisco ASA Series Specifications

General

Model	ASA 5505
Interfaces	Varies by model (Fast Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet, etc.)
High Availability	Active/Standby or Active/Active (varies by model)
Power Supply	Varies by model
Form Factor	Varies by model
Operating System	Cisco ASA Software
IPsec VPN	Supported
SSL VPN	Supported
IPS Throughput	Varies by model