D-Link DGS-3130 User Manual - Page 71

DGS-3130 Series Layer 3 Stackable Managed Switch Web UI Reference Guide The fields that can be configured in DHCP Relay Information Option MAC Format are described below: Parameter Case Description Select the case that will be used here. Options to choose from are:  Lowercase - Specifies that when using the lowercase format, the Option 82 MAC address for the user-defined profile will be formatted as: aa-bb-ccdd-ee-ff.  Uppercase - Specifies that when using the uppercase format, the Option 82 MAC address for the user-defined profile username will be formatted as: AA-BB-CC-DD-EE-FF. Delimiter Select the delimiter that will be used here. Options to choose from are:  Hyphen - Specifies that the format will be AA-BB-CC-DD-EE-FF.  Colon - Specifies that the format will be AA:BB:CC:DD:EE:FF.  Dot - Specifies that the format will be AA.BB.CC.DD.EE.FF.  None - Specifies that when not using any delimiter, the format will be AABBCCDDEEFF. Delimiter Number Select the delimiter number here. Options to choose from are:  1 - Single delimiter, the format is: AABBCC.DDEEFF.  2 - Double delimiters, the format is: AABB.CCDD.EEFF.  5 - Multiple delimiters, the format is: AA.BB.CC.DD.EE.FF. Click the Apply button to accept the changes made. The fields that can be configured in DHCP Relay Information Profile Settings are described below: Parameter Profile Name Format String Description Enter the Option 82 profile name here. The profile can be used to define the flexible, user-defined Option 82 entry. After clicking the Edit button, enter the user-defined DHCP Option 82 format string here. This string can be up to 251 characters long. The following rules need to be considered:  This string can be a hexadecimal value, an ASCII string, or any combination of hexadecimal values and ASCII characters. An ASCII string needs to be enclosed with quotation marks ("") like "Ethernet". Any ASCII characters outside of the quotation marks will be interpreted as hexadecimal values.  A formatted key string is a string that should be translated before being encapsulated in the packet. A formatted key string can be contained both ASCII strings and hexadecimal values. For example, "%" +"$"+"1~32"+ "keyword"+ ":": ○ % - Indicates that the string that follows this character is a formatted key string. ○ "$" or "0" - (Optional) Indicates a fill indicator. This option specifies how to fill the formatted key string to meet the length option. This option can be either "$" or "0", and cannot be specified as both at the same time.  "$" - Indicates to fill the leading space (0x20).  "0" - Indicates to fill the leading 0. The fill the leading 0 (0) is the default setting. ○ 1~32 - (Optional) Indicates a length option. This specifies how many characters or bytes the translated key string should occupy. If the 61