SONET/SDH OC192/STM64 Optical Interface Specifications

The following SONET/SDH OC192/STM64 standards are supported on MX Series, M120, M320, and T Series routers. To determine which transceivers and standards are supported on a particular device and router, see the “Cables and connectors” section for each device in the PIC guide for your router or the MX Series 3D Universal Edge Routers Line Card Guide..

SONET/SDH OC192/STM64 Very Short Reach (VSR)

Table 35 shows the SONET/SDH OC192/STM64 very short reach (VSR) optical interface specifications.

Table 35: SONET/SDH OC192/STM64 Very Short Reach (VSR 1) Optical Interface Specifications

Parameter

Very Short Reach (VSR)

Optical interface

Multimode

Maximum distance

MMF cable: 984.25 feet (300 m)

Standard

OIF VSR4–1

Transmitter wavelength

830 through 860 nm

Average launch power

–10 through –3 dBm

Receiver saturation

–3 dBm

Receiver sensitivity

–16 dBm

SONET/SDH OC192/STM64 Short Reach (SR-1)

Table 36 shows the SONET/SDH OC192/STM64 short reach (SR-1) optical interface specifications.

Note: The SR-2 interface is optically compatible with SR-1 (1310 nm) inputs. Optical characteristics and transmission distance are limited to worst-case specifications for SR-1.

Table 36: SONET/SDH OC192/STM64 Short Reach (SR-1) Optical Interface Specifications

Parameter

Short Reach (SR-1)

Optical interface

Single-mode

Maximum distance

SMF cable: 6.21 miles (10 km)

Standard

Telcordia GR-253 OC192 SR1

Transmitter wavelength

1290 nm through 1330 nm

Average launch power

–6 through –1 dBm

Receiver saturation

–1.0 dBm

Receiver sensitivity

–11 dBm

SONET/SDH OC192/STM64 Short Reach (SR-2)

Table 37 shows the SONET/SDH OC192/STM64 short reach (SR-2) optical interface specifications.

Note: The SR-2 interface is optically compatible with SR-1 (1310 nm) inputs. Optical characteristics and transmission distance are limited to worst-case specifications for SR-1.

Table 37: SONET/SDH OC192/STM64 Short Reach (SR-2) Optical Interface Specifications

Parameter

Short Reach (SR-2)

Optical interface

Single-mode

Maximum distance

SMF cable: 15.5 miles (25 km)

Standard

Telcordia GR-253 OC192 SR2

Transmitter wavelength

1530 through 1565 nm

Average launch power

–4 through 0 dBm

Receiver saturation

–3 dBm

Receiver sensitivity

–14 dBm

SONET/SDH OC192/STM64 Intermediate Reach (IR-2)

Table 38 shows the SONET/SDH OC192/STM64 Intermediate reach (IR-2) optical interface specifications.

Table 38: SONET/SDH OC192/STM64 Intermediate Reach (IR-2) Optical Interface Specifications

Parameter

Intermediate Reach (IR-2)

Optical interface

Single-mode

Maximum distance

SMF cable: 24.8 miles (40 km)

Note: Distances greater than 30 km are considered to be engineered links.

Standard

Telcordia GR-253 OC192 IR2

Transmitter wavelength

1530 nm through 1565 nm

Average launch power

–1.0. through 2 dBm

Receiver saturation

–1.0 dBm

Receiver sensitivity

–14 dBm

SONET/SDH OC192/STM64 Long reach (LR-1)

Table 39 shows the SONET/SDH OC192/STM64 long reach (LR-1) optical interface specifications.

Table 39: SONET/SDH OC192/STM64 Long Reach (LR-1) Optical Interface Specifications

Parameter

Long Reach (LR-1)

Optical interface

Single-mode

Maximum distance

SMF cable: 49.71 miles (80 km)

Standard

Telcordia GR-253 OC192 LR2

Transmitter wavelength

1530 nm through 1565 nm

Average launch power

6 through 8 dBm

Receiver saturation

–10 dBm

Receiver sensitivity

–22 dBm

SONET/SDH OC192/STM64 Long reach (LR-2)

Table 40 shows the SONET/SDH OC192/STM64 long reach (LR-2) optical interface specifications.

Table 40: SONET/SDH OC192/STM64 Long Reach (LR-2) Optical Interface Specifications

Parameter

Long Reach (LR-2)

Optical interface

Single-mode

Maximum distance

SMF cable: 49.71 miles (80 km)

Standard

Telcordia GR-253 OC192 LR2

Transmitter wavelength

1530 nm through 1565 nm

Average launch power

0 through 4 dBm

Receiver saturation

–7 dBm

Receiver sensitivity

–24 dBm

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