Chapter 6. Sensor Appliance Installation

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Terms you'll need to understand:

• 4215 sensor

• 4235 sensor

• 4250 sensor

• Network Module Cisco Intrusion Detection System (NM-CIDS)

• Intrusion Detection System Module 2 (IDSM2)

• setup command

• Service account

Techniques you'll need to master:

• Placing sensors

• Preparing IDS software upgrades

• Upgrading IDS software

• Using the setup command

• Creating a service account

Cisco Secure IDS Deployment requires a methodical approach to network analysis and the development of a Sensor configuration that considers your network topology. Cisco offers several different hardware sensor appliances. Most are standalone appliances in one rack unit (1RU) form factor, whereas others are modules added to other existing Cisco gear. This chapter gives an overview of sensor placement in the network, Cisco Sensor appliances hardware options, basic sensor initializations, and software upgrades.

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