ITM 600 Chapter 3: Top_Down_Network_DesignChapter_3_Notes (1).docx

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 600
• Professor: Khalil Arbousa

Document Summary

Characterizing the existing internetwork: examine the customer"s existing network to better judge how to meet the expectations for: scalability, performance, and availability, this activity maps the existing topology and physical structure and assesses the network"s performance. Characterizing the network infrastructure: means developing a set of network maps and learning the location of major internetworking devices and network segments. Characterizing large internetworks: really many approaches: develop many maps, or one for each location or apply a top-down approach . Also include external web e-mail and ftp servers. This is important for troubleshooting problems reaching servers. Include security servers such as: tacacs and radius: next, develop a map that shows network services, other servers include: dhcp and dns, also show: location of vpns (and how they connect) and vpn devices and concentrators. But what do you do for a juniper router?) Include other useful information hsrp (hot standby router.