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Configuring Trunks
Configuring APS Trunk Backup and Fast APS 1+1 for ATM Direct Trunks
ATM Services Configuration Guide for CBX 3500, CBX 500, GX 550, and B-STDX 9000 1/19/057-31
Figure 7-12. Modify PPort: APS Tab
7. In the Redundancy field, select one of the options from the pull-down list as
described in Table 7-5.
Table 7-5. PPort Redundancy Options
Option Description
Intra-Card APS 1+1
Enables you to use a second port on this module as a
backup. Enter the physical port ID of the protection
port.
APS Resilient UNI
Enables you to use APS in conjunction with fault
tolerant PVC functionality. If you select this option,
enter the slot ID and physical port ID for the
protection port and slot.
APS with Trunk Backup
Enables you to use a trunk backup that is configured
between the protection ports. If you select this option,
enter the slot ID and physical port ID for the
protection port and slot.
Fast APS 1+1
Enables you to use a port on a different module as a
backup. If you select this option, enter the slot ID and
physical port ID for the protection port and slot.
None No APS redundancy option is selected for this PPort.
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