Nortel 7400 - Page 43

Chapter 2 Multiservice Switch 7420 replacement 43
Multiservice Switch 7400 Hardware Installation, Maintenance, and Upgrade 6.1S2
• “Testing ports and interfaces”. See NN10600-520 Nortel Networks
Multiservice Switch 7400/15000/20000 Fault and Performance
Management: Troubleshooting.
• “Unpacking a Multiservice Switch 7420” (page 527)