cmd :secret do |cfg|
    cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
    cfg.gsub! /secret (\d+) (\S+).*/, '<secret hidden>'
    cfg.gsub! /password (\d+) (\S+).*/, '<secret hidden>'
    cfg.gsub! /^(tacacs-server key \d+) (\S+).*/, '\\1 <secret hidden>'