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Selecting Test Features
Generating Automatic Protection Switch Messages
Generating Automatic Protection
Switch Messages
Description You can program the K1 and K2 bytes to exercise the APS functions for
Both LINEAR (ITU-T G.783) and RING (ITU-T G.841) topologies.
HOW TO: 1 Set up the SONET transmit interface and payload required. See
"Setting SONET Transmit Interface " page 4.
2 Choose the ITU-T TOPOLOGY required.
3 Choose the message to be transmitted.
If LINEAR topology is chosen, choose the CHANNEL, the BRIDGED
CHANNEL NO., the ARCHITECTURE and the RESERVED bits you
require.
If RING topology is chosen, choose the DESTINATION NODE ID, the
SOURCE NODE ID, the type of PATH and the status code (K2 Bits 6-
>8)
The current TX and RX, K1 and K2, values are displayed for reference
only.
4 Choose to transmit the new K1/K2 values.
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