Tier 3 Technologies - Crossword 1

	CROSSWORD 1
BACK

CLUES	SOLUTION

ACROSS
1	Rip routers that do not generate any RIP updates.
9	ISDN-compatible device that can be attached to the network.
10	Group tasked with specifying ways in which OSI network management protocols can be used to manage TCP/IP networks.
11	Usually found on the outside edge of a link state protocol.
13	Used to test the connectivity between two AppleTalk nodes.
15	A kind of layer 2 header.
17	IEEE 802.3 interface between an MAU and a NIC.
18	Field in the LAPD address that identifies a device on an ISDN interface.
19	A type of call manager.
20	Network that uses packet-switching technology for data transfer.
21	Made of 6 frequencies that provide 15 two-frequency combinations for indication digits 0 through 9 and KP/ST signals.
22	The study of mental faculties through the use of computational models.
23	Entity that issues digital certificates (especially X.509 certificates) and vouches for the binding between the data items in a certificate.
26	A measure of data transfer.
28	Protocol that supports the reservation of resources across an IP network.
32	a trusted third party organization or company that issues digital certificates.
33	The first word as defined in RFC 2328.
34	Cisco Group Management Protocol (CGMP)/Internet Group Management Protocol (IGMP) messages and GARP Multicast Registration Protocol (GMRP) messages are collectively known as ________ messages.
36	AT&T, Verizon are also known as _______.
39	an information element.
40	The feature that supports connectivity for multiple VLANs bridged between Dot1q interfaces and other interface encapsulations or other types of interface media.
42	Related set of communications transactions between two or more network devices.
45	Documented in RFC 904.
46	General term referring to the variety of telephone networks and services in place worldwide.
47	Cisco 7000-series processor module that acts as the administrator for all CxBus activities. Sometimes called CiscoBus controller.
48	denotes the beginning of a frame.

DOWN
1	Admin distance could be 0 or 1.
2	Professional organization whose activities include the development of communications and network standards.
3	An endpoint of a network connection or a junction common to two or more lines in a network.
4	In EIGRP, at the beginning of the diffusing computation, an active _____ is set for 3 minutes.
5	A mechanism for message authentication using cryptographic hash functions.
6	Instance of security policy and keying material applied to a data flow.
7	A call control model developed by Lucent and Novell.
8	Bus technology used in Sun SPARC-based workstations and servers.
12	Time required for a signal to propagate once around a ring in IEEE 802.5 network.
14	Multicast routing architecture that allows the addition of IP multicast routing on existing IP networks.
16	Device used to connect a PC to a local cable TV line and receive data at much higher rates than ordinary telephone modems or ISDN.
22	A collection of networks under a common administration sharing a common routing strategy.
24	Used to test the connectivity between two AppleTalk nodes
25	A device that provides ISDN access to PSNs.
26	The maximum amount of data (in bits) that a Frame Relay internetwork is committed to accept and transmit at the CIR.
27	Internet e-mail that provides confidentiality, authentication, and message integrity using various encryption methods.
29	Specification developed to allow for secure credit card and off-line debit card (check card) transactions over the World Wide Web.
30	______ density is a Scheme that allows a CSU/DSU to recover the data clock reliably. To recover the clock, the CSU/DSU hardware must receive at least one 1-bit value for every 8 bits of data that pass through it.
31	Document series used as the primary means for communicating information about the Internet.
32	An identifier whose coding format contains the telephone number from a remote fax terminal.
35	Cisco Term used to specify cross-office transfer time.
37	Entity that assigns individual LANE clients to particular ELANs by directing them to the LES that corresponds to the ELAN.
38	Described by RFC 2328.
41	Described by RFC 1771.
43	Routing node in an OSI network.
44	ATM Forum standard that defines the interface between two ATM switches that are both located in a private network or are both located in a public network.

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