Even though it looks more or less like ios, it is different. You can do interface ranges at least, but no search/grep as far as I can tell. You can search for a detailed CLI guide like this for some more detail: http://www.cisco.com/c/dam/en/us/td/docs/switches/lan/csbms/sf30x_sg30x/administration_guide/CLI_Nikola300_1_3_7.pdf
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