Draytek 2130 manual Ip Ttl, IP Fragment, IP Option

zChoose IPv4 as the Frame Type. You will see IP Parameters on the bottom of the page. If you choose ICMP as IP Protocol Filter, you will get the page as the following:

IP TTL Specify the Time-to-Live settings for this ACE.

	Zero: IPv4 frames with a Time-to-Live field greater than
	zero must not be able to match this entry.
	Non-zero:IPv4 frames with a Time-to-Live field greater
	than zero must be able to match this entry.
	Any: Any value is allowed.
IP Fragment	Specify the fragment offset settings for this ACE. This
	involves the settings for the More Fragments (MF) bit and
	the Fragment Offset (FRAG OFFSET) field for an IPv4
	frame.

	No: IPv4 frames where the MF bit is set or the FRAG
	OFFSET field is greater than zero must not be able to
	match this entry.
	Yes: IPv4 frames where the MF bit is set or the FRAG
	OFFSET field is greater than zero must be able to match
	this entry.
	Any: Any value is allowed.
IP Option	Specify the options flag setting for this ACE.

No: IPv4 frames where the options flag is set must not be able to match this entry.

Yes: IPv4 frames where the options flag is set must be able

126 Vigor2130 Series User’s Guide