Alcatel-Lucent 7750 SR OS Interface Configuration Manual page 213

Next, configure an IMA-type/MLPPP-type BPGrp with working and protection bundles on
working and protection circuits of aps-1 and members the created DS1s (this creates 2 IMA
bundles, one on working and one on protection circuit):
Example: config# port bpgrp-ima-1
Finally, a service can be configured on this bundle using the BPGrp ID (for example, an ATM VC
0/32 SAP would be:
Configuration Notes and Guidelines:
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7750 SR OS Interface Configuration Guide
config>port>tdm>ds1>channel-group# no shutdown
config>port>tdm>ds1>channel-group# exit
config>port>tdm# ds1 1.8
config>port>tdm>ds1# channel-group 1
config>port>tdm>ds1>channel-group# encap-type atm
config>port>tdm>ds1>channel-group# no shutdown
config>port>tdm>ds1>channel-group# exit
config>port# multilink-bundle
config>port>multilink-bundle# working-bundle bundle-ima-1/1.1
config>port>multilink-bundle# protect-bundle bundle-ima-2/1.1
config>port>multilink-bundle# member aps-1.1.1.1
config>port>multilink-bundle# member aps-1.1.2.1
config>port>multilink-bundle# member aps-1.1.3.1
config>port>multilink-bundle# member aps-1.1.4.1
config>port>multilink-bundle# member aps-1.1.5.1
config>port>multilink-bundle# member aps-1.1.6.1
config>port>multilink-bundle# member aps-1.1.7.1
config>port>multilink-bundle# member aps-1.1.8.1
config>port>multilink-bundle# exit
config>port>multilink-bundle# no shutdown
config>port>multilink-bundle# exit
config>port# no shutdown
sap bpg-ima-1:0/32
Any configuration on a BPGrp applies to both the working and protection bundle.
Working and protection bundles can be shutdown individually.
Services cannot be configured on a BPGrp until at least one member link has been
configured.
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Interface Configuration
Page 213