IP Options, NetBIOS Name, Server over IP | Cisco Systems ASA 5545-X

Chapter 10 Getting Started with Application Layer Protocol Inspection

Default Settings and NAT Limitations

Table 10-1	Supported Application Inspection Engines (continued)

Application1		Default Port	NAT Limitations	Standards2	Comments
ICMP ERROR		—	—	—	—

ILS (LDAP)		TCP/389	No extended PAT.	—	—
			No NAT64.

Instant		Varies by	No extended PAT.	RFC 3860	—
Messaging (IM)		client	No NAT64.
			No NAT64.

IP Options		—	No NAT64.	RFC 791, RFC	—
				2113

IPsec Pass		UDP/500	No PAT.	—	—
Through			No NAT64.
			No NAT64.

IPv6		—	No NAT64.	RFC 2460	—

MGCP		UDP/2427,	No extended PAT.	RFC 2705bis-05	—
		2727	No NAT64.
			No NAT64.
			(Clustering) No static PAT.

MMP		TCP 5443	No extended PAT.	—	—
			No NAT64.

NetBIOS Name		UDP/137,	No extended PAT.	—	NetBIOS is supported by performing
Server over IP		138 (Source	No NAT64.		NAT of the packets for NBNS UDP port
		ports)			137 and NBDS UDP port 138.

PPTP		TCP/1723	No NAT64.	RFC 2637	—
			(Clustering) No static PAT.

RADIUS		1646	No NAT64.	RFC 2865	—
Accounting

RSH		TCP/514	No PAT.	Berkeley UNIX	—
			No NAT64.
			(Clustering) No static PAT.

RTSP		TCP/554	No extended PAT.	RFC 2326, 2327,	No handling for HTTP cloaking.
			No outside NAT.	1889
			No outside NAT.
			No NAT64.
			(Clustering) No static PAT.

ScanSafe (Cloud		TCP/80	—	—	These ports are not included in the
Web Security)		TCP/413			default-inspection-traffic class for the
					ScanSafe inspection.

Cisco ASA Series Firewall ASDM Configuration Guide

10-5

ASA Services Module, ASA 5555-X, ASA 5545-X, ASA 5585-X, ASA 5580 specifications

Cisco Systems has long been a leader in the field of network security, and its Adaptive Security Appliance (ASA) series is a testament to this expertise. Within the ASA lineup, models such as the ASA 5505, ASA 5580, ASA 5585-X, ASA 5545-X, and ASA 5555-X stand out for their unique features, capabilities, and technological advancements.

The Cisco ASA 5505 is designed for small businesses or branch offices. It provides essential security features such as firewall protection, flexible VPN capabilities, and intrusion prevention. The ASA 5505 supports a user-friendly interface, allowing for straightforward management. Its built-in threat detection and prevention tools provide a layered defense, and with scalability in mind, it can accommodate various expansion options as organizational needs grow.

Moving up the line, the ASA 5580 delivers greater throughput and advanced security features. This model is suited for medium to large enterprises that require robust protection against increasingly sophisticated threats. Its multi-core architecture allows it to manage high volumes of traffic seamlessly while maintaining excellent performance levels. The ASA 5580 also supports application-layer security and customizable access policies, making it highly adaptable to diverse security environments.

The ASA 5585-X further enhances Cisco's security offerings with advanced malware protection and extensive security intelligence capabilities. It incorporates next-generation firewall features, including context-aware security, and supports advanced threat detection technologies. This model is ideal for large enterprises or data centers that prioritize security while ensuring uninterrupted network performance and availability.

For enterprises requiring a balance of performance and security, the ASA 5545-X presents a compelling option. This model features scalable performance metrics, high availability, and integrated advanced threat protection. Coupled with advanced endpoint protection and detailed monitoring capabilities, the ASA 5545-X enables organizations to manage their security posture effectively.

Lastly, the ASA 5555-X blends cutting-edge technologies with strong security infrastructures. It boasts high throughput and the ability to execute deep packet inspections. Its sophisticated architecture supports threat intelligence feeds that provide real-time security updates, making it a powerful tool against modern threats.

Each of these Cisco ASA models brings specific advantages to varied environments. Their integrative capabilities enable businesses to enhance their security postures while benefiting from seamless scalability and management. As cybersecurity threats evolve, these advanced appliances play a vital role in protecting valuable digital assets.

Cisco Systems ASA 5545-X, ASA 5505, ASA 5555-X manual IP Options, NetBIOS Name, Server over IP, 10-5

Models: ASA Services Module ASA 5555-X ASA 5545-X ASA 5585-X ASA 5580 ASA 5505

IP Options

NetBIOS Name

Server over IP

RSH

Cisco ASA Series Firewall ASDM Configuration Guide

10-5

ASA Services Module, ASA 5555-X, ASA 5545-X, ASA 5585-X, ASA 5580 specifications