System synchronization commands for 7210 SAS-T

config
    - system 
        - sync-if-timing
            - abort
            - begin
            - bits1
                - input
                    - no shutdown
                    - shutdown
                - interface-type {ds1 [{esf|sf}] | e1 [{pcm30crc|pcm31crc}]}
                - no interface-type
                - output
                    - line-length {110|220|330|440|550|660}
                    - no shutdown
                    - shutdown
                - no ql-override
                - ql-override {prs|stu|st2|tnc|st3e|st3|prc|ssua|ssub|sec}
                - ssm-bit sa-bit
            - bits2
                - input
                    - no shutdown
                    - shutdown
                - output
                    - no shutdown
                    - shutdown
            - commit
            - ref-order first second [third] [fourth] [fifth]
            - no ref-order
            - ptp
                - ql-override {prs | stu | st2 | tnc | st3e | st3 | prc | ssua | ssub | sec}
                - no ql-override
                - [no] shutdown
            - ref1
                - ql-override {prs | stu | st2 | tnc | st3e | st3 | prc | ssua | ssub | sec | eec1 | eec2}
                - no ql-override
                - [no] shutdown
                - source-port port-id
                - no source-port
            - ref2
                - ql-override {prs | stu | st2 | tnc | st3e | st3 | prc | ssua | ssub | sec | eec1 | eec2}
                - no ql-override
                - [no] shutdown
                - source-port port-id
                - no source-port
            - [no] ql-selection
            - [no] revert