R4 is Master Controller, R1 & R2 is BR
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R4 ( MC ) + Y0 u4 G6 `% d Y5 y7 A
key chain PFR4 j" Q( ^* G) c/ t& x, D
key 1
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permit ip 20.20.44.0 0.0.0.255 any dscp cs2
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