While creating a lag interface using Xe-0/0/0 and Xe-0/0/1, below error is seen from the PCLI :EthDeviceConfigException: Error [-1: Operation not permitted] configuring bond for device interface.
Unable to create a lag or bond interface on SSR 1300
Currently "bond" is not officially supported on SSR1000 series in MIST, and if we do it in beta the outcomes will be unknown, only SSR120 and 130 are supported for Bond/LACP. For more details refer
https://www.juniper.net/documentation/us/en/software/session-smart-router/docs/config_lacp/#supported-platforms