Hardware feature descriptions 3-3

Extended Reach (ZX) Small Form Factor Pluggable (SFP) (NTTP51DZ)

OPTera Metro 3500 Release 12.1 introduces a new extended reach (ZX) small form factor pluggable for the 2xGigE/FC-P2P interfaces.

The new extended reach (ZX) small form factor pluggable uses a 1550nm laser and provides a minimum optical link budget of 24dB, which corresponds to a minimum distance of 80km (assuming fiber loss of 0.25dB/km). The ZX SFP provides a quick and reliable interface for 1000BASE-ZX Gigabit Ethernet and 1.062GB Fibre Channel applications and is compliant with IEEE 802.3z Gigabit Ethernet 1000BASE-LX PMD specifications and with 1.062GBd Fibre Channel 100-SM-LC-L FC-PI standards.

Note: Loss-less flow control is guaranteed for LX distances.

Refer to Table 4-15 on page 4-29for specifications for the SX, LX and ZX SFP.

Planning and Ordering Guide—Part 1 of 2 NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004

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Nortel Networks 3500, NTRN10AN manual Extended Reach ZX Small Form Factor Pluggable SFP NTTP51DZ