Netdisco Network Discovery and Management Netdisco Network Discovery

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Netdisco – Network Discovery and Management

Netdisco – Network Discovery and Management

Netdisco – Network Discovery and Management Intro ► Welcome • Intro § What is

Netdisco – Network Discovery and Management Intro ► Welcome • Intro § What is Netdisco? § History • Details § Features § Requirements § Device Support • Future • Q+A Vendor: “We offer a wealth of functionality!” J. Warner: “We call that rope. ” http: //netdisco. org/resnet_2004. pdf (. ppt) 2

Netdisco – Network Discovery and Management Intro ► What is Netdisco? • Open Source

Netdisco – Network Discovery and Management Intro ► What is Netdisco? • Open Source Software • Network Management § Switch Port Management § Inventory § Usage History and Security 3

Netdisco – Network Discovery and Management 4

Netdisco – Network Discovery and Management 4

Netdisco – Network Discovery and Management Intro ► Node Search 5

Netdisco – Network Discovery and Management Intro ► Node Search 5

Netdisco – Network Discovery and Management Intro ► Motivation • Problem Users on a

Netdisco – Network Discovery and Management Intro ► Motivation • Problem Users on a Resnet? • History of Port and IP Usage • Inventory of Network Devices • Network Debugging & Monitoring • Easy to use 6

Netdisco – Network Discovery and Management Intro ► History May 16, 2003 – First

Netdisco – Network Discovery and Management Intro ► History May 16, 2003 – First Public Release on Source Forge Dec 30, 2002 – SNMP: : Info Released to CPAN Oct, 2002 – Coding Begins April, 2002 – Booloo wants a MAC finder Oct, 2001 – arpnip and macsuck “Does netdisco ever feel like a really bad porn movie to you too? ” – Mike Hunter, UC Berkeley 7

Netdisco – Network Discovery and Management Intro ► Sources of Info MAC Address Switch

Netdisco – Network Discovery and Management Intro ► Sources of Info MAC Address Switch Port Number Switch: “Computer 08: 08: e 0: 00 lives on Port 5. ” IP Address MAC Address Router: “IP Address 216. 200. 40. 145 is being used by 08: 08: e 0: 00. ” IP Address DNS Name DNS Server: “Address 216. 200. 40. 145 is netdisco. org. ” 8

Netdisco – Network Discovery and Management Intro ► L 2 vs L 3 •

Netdisco – Network Discovery and Management Intro ► L 2 vs L 3 • (L 2) Layer-Two - Ethernet MAC address § Switches, Hubs § 08: 08: e 1: 00 • (L 3) Layer-Three - IP Address § Routers, Firewalls § 216. 200. 40. 145 9

Netdisco – Network Discovery and Management Details • Features • Requirements • Architecture •

Netdisco – Network Discovery and Management Details • Features • Requirements • Architecture • Device Support • “Features” 10

Netdisco – Network Discovery and Management Details ► Features • Switch Ports § MAC

Netdisco – Network Discovery and Management Details ► Features • Switch Ports § MAC IP Switch. Port § Ports with lots of IP or MAC Addresses in use § Central location to disable Ports 11

Netdisco – Network Discovery and Management Details ► Features • Network Security and Maintenance

Netdisco – Network Discovery and Management Details ► Features • Network Security and Maintenance § L 2 Traceroute § Duplex Mismatch Finder § Wireless Access Point (AP) Finder 12

Netdisco – Network Discovery and Management Details ► Features • Reporting § Pretty Map

Netdisco – Network Discovery and Management Details ► Features • Reporting § Pretty Map § IP Address usage History § Network Inventory by IOS, Vendor, Model, Subnet 13

Netdisco – Network Discovery and Management 14

Netdisco – Network Discovery and Management 14

Netdisco – Network Discovery and Management Details ► Features ► Port View 15

Netdisco – Network Discovery and Management Details ► Features ► Port View 15

Netdisco – Network Discovery and Management Details ► Features ► Port Control 16

Netdisco – Network Discovery and Management Details ► Features ► Port Control 16

Netdisco – Network Discovery and Management Details ► Features ► Port Log 17

Netdisco – Network Discovery and Management Details ► Features ► Port Log 17

Netdisco – Network Discovery and Management Details ► Requirements Computer (P 3 / 500

Netdisco – Network Discovery and Management Details ► Requirements Computer (P 3 / 500 M / 10 G / Fast I-O ) Operating System (Linux, x. BSD, OS/X) Software* Admin (Unix guru advised) Network (Cisco favored) Time (LOTS) Text Editor *netdisco, Perl, Mason, Net-SNMP, Postgre. SQL, Apache 1, mod_perl, mod_ssl, Graph. Viz, MIBs 18

Netdisco – Network Discovery and Management Details ► Architecture Front-End Back-End Cron SNMP: :

Netdisco – Network Discovery and Management Details ► Architecture Front-End Back-End Cron SNMP: : Info Main EXE SNMP Admin Daemon Shared Library Apache Web Server Mason Components Database Netdisco Switches and Routers Browser 19

Netdisco – Network Discovery and Management Details ► Device Support • • Cisco HP

Netdisco – Network Discovery and Management Details ► Device Support • • Cisco HP Bay Foundry Allied Asante Zyxel http: //snmp-info. sourceforge. net/Device. Matrix. html 20

Netdisco – Network Discovery and Management Details ► Device Support SNMP: : Info §

Netdisco – Network Discovery and Management Details ► Device Support SNMP: : Info § Supports all SNMP devices • Easily extendable • Baseline compatibility with MIB-ii • Vendor-Specific Extensions • Attach MIBs to device families 21

Netdisco – Network Discovery and Management Details ► “Features” feature (n) - a prominent

Netdisco – Network Discovery and Management Details ► “Features” feature (n) - a prominent aspect of something • INSTALL Process • Postgre. SQL Performance • Problem Device Families 22

Netdisco – Network Discovery and Management The Future of Netdisco • Future Features §

Netdisco – Network Discovery and Management The Future of Netdisco • Future Features § discograph – MRTG / Cricket / NRG type thingy § My. SQL Port • Maintenance • Packaged Version 23

Netdisco – Network Discovery and Management Q+A NOW ACCEPTING QUESTIONS* For more info visit:

Netdisco – Network Discovery and Management Q+A NOW ACCEPTING QUESTIONS* For more info visit: http: //netdisco. org Demo Site: http: //root. ucsc. edu/netdisco *(Answers not Guaranteed) 24

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