Cisco Systems VC-289 manual Command, Purpose, VC-340

Configuring H.323 Gatekeepers and Proxies

H.323 Gatekeeper Configuration Task List

	Command		Purpose
Step 20 Router(config)# access-listaccess-list-number			Creates an access list.
	{permit deny} source source-mask [destination		The keywords and arguments are as follows:
	destination-mask] {eq neq} [[source-object]
	[destination-object] [identification] any]		• access-list-number—Specifies the integer that
			you choose. The number should be between 300
			and 399, and it uniquely identifies the access list.
			• permit—Permits access when there is an address
			match.
			• deny—Denies access when there is an address
			match.
			• source—Specifies the source address. DECnet
			addresses are written in the form area.node. For
			example, 50.4 is node 4 in area 50. All addresses
			are in decimal.
			• source-mask—Specifies the mask to be applied
			to the address of the source node. All masks are
			in decimal.
			• destination—(Optional) Specifies the DECnet
			address of the destination node in decimal
			format. DECnet addresses are written in the form
			area.node. For example, 50.4 is node 4 in area 50.
			All addresses are in decimal.
			• destination-mask—(Optional) Specifies the
			destination mask. DECnet addresses are written
			in the form area.node. For example, 50.4 is node
			4 in area 50. All masks are in decimal.
			• eq—Specifies that the item matches the packet if
			all the specified parts of the source object,
			destination object, and identification match the
			data in the packet.
			• neq—Specifies that the item matches the packet
			if any of the specified parts do not match the
			corresponding entry in the packet.
			• source-object—(Optional) Contains the
			mandatory keyword src and one of the following
			optional keywords:
			– eq neq lt gt—Specifies equal to, not
			equal to, less than, or greater than. These
			keywords must be followed by the argument
			object-number, a numeric DECnet object
			number.
			– exp—Stands for expression; followed by a
			regular-expression that matches a string. See
			the “Regular Expressions” appendix in the
			Cisco IOS Dial Technologies Command
			Reference for a description of regular
			expressions.
		Cisco IOS Voice, Video, and Fax Configuration Guide

VC-340