Chapter 3 Installing Optional SSMs

Cisco 4GE SSM

SFP Module

The adaptive security appliance uses a field-replaceable SFP module to establish Gigabit connections.

Note If you install an SFP module after the switch has powered on, you must reload the adaptive security appliance to enable the SFP module.

Table 3-2lists the SFP modules that are supported by the adaptive security appliance.

Table 3-2

Supported SFP Modules

 

 

 

 

 

SFP Module

 

Type of Connection

Cisco Part Number

 

 

 

1000BASE-LX/LH

Fiber-optic

GLC-LH-SM=

 

 

 

 

1000BASE-SX

 

Fiber-optic

GLC-SX-MM=

 

 

 

 

The 1000BASE-LX/LH and 1000BASE-SX SFP modules are used to establish fiber-optic connections. Use fiber-optic cables with LC connectors to connect to an SFP module. The SFP modules support 850 to 1550 nm nominal wavelengths. The cables must not exceed the required cable length for reliable communications. Table 3-3lists the cable length requirements.

Table 3-3

Cabling Requirements for Fiber-Optic SFP Modules

 

 

 

 

 

 

 

 

 

 

 

 

 

 

62.5/125 micron

50/125 micron

62.5/125 micron

 

50/125 micron

9/125 micron

 

 

Multimode 850

Multimode 850

Multimode

 

Multimode

Single-mode

 

SFP Module

nm Fiber

nm Fiber

1310 nm Fiber

 

1310 nm Fiber

1310 nm Fiber

 

 

 

 

 

 

 

 

 

 

550 m at

 

550 m at

10 km

 

LX/LH

 

 

500 Mhz-km

 

400 Mhz-km

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

275 m at

550 m at

 

 

SX

200 Mhz-km

500 Mhz-km

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cisco ASA 5500 Series Adaptive Security Appliance Getting Started Guide

 

 

 

 

 

 

78-17611-01

 

 

 

 

 

 

 

3-5

 

 

 

 

 

 

 

 

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Cisco Systems ASA 5500 manual SFP Module Type of Connection Cisco Part Number

ASA 5500 specifications

Cisco Systems ASA 5500 is a robust security appliance designed to provide advanced network security and protection against both internal and external threats. Ideal for organizations of various sizes, the ASA 5500 series offers a wide range of features that combine firewall capabilities with intrusion prevention, VPN support, and application control, among others.

One of the key features of the ASA 5500 is its stateful firewall technology. This allows the device to monitor active connections and enforce security policies based on the state of the traffic. By maintaining the context of network sessions, the firewall can make informed decisions on whether to allow or deny traffic based on established rules.

In addition to traditional firewall functionalities, the ASA 5500 series integrates advanced intrusion prevention capabilities. By analyzing traffic patterns and identifying known threats, the IPS functionality helps organizations defend against a variety of malicious activities, such as DDoS attacks, malware, and unauthorized access attempts. The ASA 5500 continuously updates its threat intelligence through Cisco's global threat database, enhancing its ability to detect emerging threats in real-time.

Virtual Private Network (VPN) support is another significant aspect of the ASA 5500 series. The device offers secure, encrypted connections for remote users and branch offices, ensuring safe access to corporate resources over the Internet. It supports both IPsec and SSL VPN protocols, allowing organizations to choose the best option for their specific needs. This capability is crucial for businesses that require a secure environment for remote work.

The ASA 5500 series also features extensive application control and visibility tools. These tools enable organizations to manage and control the applications running on their network, ensuring that only authorized applications can communicate through the firewall. This level of control helps to mitigate risks associated with unauthorized applications, which can lead to data breaches or reduced productivity.

Moreover, the ASA 5500 is designed with high availability and scalability in mind. Its clustering support ensures that multiple units can work together to provide redundancy and load balancing, enhancing both performance and reliability. This characteristic is especially important for organizations looking to maintain continuous operation during traffic spikes or hardware failures.

In summary, Cisco Systems ASA 5500 is an all-in-one security solution that combines stateful firewall protection, intrusion prevention, VPN capabilities, and application control. With its robust feature set and focus on security, it is well-suited for organizations seeking to protect their networks from an ever-evolving landscape of cyber threats. Whether for small businesses or large enterprises, the ASA 5500 provides the necessary tools to create a secure networking environment.