Known FireWall-1 Reserved Characters

• ` ` (space)
• `*'
• `)`
• `{`
• `[`
• `!'
• `<`
• `='
• `:' (colon)
• `'' (quote)
• `"' (double quote)
• `\' (back slash)
• `+'
• `?'
• `)'
• `}'
• `]'
• `#'
• `>'
• `,' (comma)
• `:' (semicolon)
• ``' (back quote)
• `/' (slash)
• `\t' (tab)