Cabletron Systems CSX200 4-75, Bridging, from the Bridge Status window, SONET Port Configuration

Bridging

Table 4-1. SONET/SDH Transmission Hierarchies

SONET

Bit Rate

SDH

STS-1/OC-1	51.84 Mbps	Ñ
STS-3/OC-3 (supports	155.52 Mbps	STM-1 (supports
FE-100Sx and APIM-2x		FE-100Sx and APIM-2x
in SONET operational		in SDH operational
mode)		mode)
STS-12/OC-12	622.08 Mbps	STM-4
STS-24/OC-24	1244.16 Mbps	Ñ
STS-48/OC-48	2588.32 Mbps	STM-16
STS-192/OC-192	9953.28 Mbps	STM-64

You should be sure that the operational mode for both the local and remote ends of the SONET connection is set appropriately for your region. Setting the wrong operational mode may cause errors to be generated during transmission, since there are slight differences in framing SONET and SDH signals.

To access the SONET/SDH ConÞguration window

from the Bridge Status window:

1.Click on the desired Port button () to display the port menu.

2.Drag down to select SONET/SDH Configuration…. The SONET/SDH Configuration: Port X window,Figure 4-23, will appear.

from the Chassis View window:

1.Click on the appropriate port index to access the Port menu.

2.Drag down to select SONET/SDH Configuration…. The SONET/SDH Configuration: Port X window,Figure 4-23, will appear.

Figure 4-23. SONET/SDH ConÞguration Window

SONET Port Configuration 4-75