By Glenn Warnock, Amin Nathoo
The definitive source for the NRS II exams—three whole classes in a book
Alcatel-Lucent is a global chief in designing and constructing scalable structures for provider companies. when you are a community fashion designer or operator who makes use of Alcatel-Lucent's 7750 kin of provider routers, arrange for certification as an A-L community routing expert with this entire self-study path. You'll get thorough training for the NRS II checks once you discover ways to construct state of the art, scalable IP/MPLS-based provider networks.
The e-book will give you an in-depth knowing of the protocols and applied sciences inquisitive about development an IP/MPLS community whereas instructing you the way to prevent pitfalls and hire the main profitable recommendations on hand. issues lined comprise inside routing protocols, multiprotocol label switching (MPLS), Layer2/Layer3 companies and IPv6. The incorporated CD good points perform examination questions, pattern lab routines, and more.
• Prepares community pros for Alcatel-Lucent provider Routing Certification (SRC) assessments 4A0-101, 4A0-103, 4A0-104 and NRSII4A0
• Covers content material from Alcatel-Lucent's SRC classes on inside Routing Protocols, Multiprotocol Label Switching, and companies Architecture
• particular issues contain MPLS (RSVP-TE and LDP), prone structure, Layer2/Layer three providers (VPWS/VPLS/VPRN/IES/service inter-working/IPv6 tunneling), and OSPF and IS-IS for site visitors engineering and IPv6.
• CD contains perform examination questions, lab routines and solutions.
This Self-Study Guide is the authoritative source for community execs getting ready for the Alcatel-Lucent NRS II certification tests.
Read or Download Alcatel-Lucent Network Routing Specialist II (NRS II) Self-Study Guide: Preparing for the NRS II Certification Exams PDF
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Additional info for Alcatel-Lucent Network Routing Specialist II (NRS II) Self-Study Guide: Preparing for the NRS II Certification Exams
Classless routing protocols advertise the subnet mask with each route. Subnetworks of a given IP network number can be conﬁgured with different subnet masks. Large LANs can be conﬁgured with a smaller subnet mask, and serial links can be conﬁgured with larger subnet mask, thereby conserving IP address space. Classless routing protocols also allow ﬂexible route summarization and superneting. Supernets are created by the aggregation of classful networks. 0/24. RIPv2, OSPF, EIGRP, IS-IS, and BGP are classless routing protocols.
Examples of transport layer speciﬁcations are the following: • • • • • Transmission Control Protocol (TCP) Real-Time Transport Protocol (RTP) Sequenced Packet Exchange (SPX) AppleTalk’s Transaction Protocol (ATP) User Datagram Protocol (UDP) (provides unreliable transport at this layer with less overhead than TCP) Session Layer (OSI Layer 5) The session layer provides a control structure for communication between applications. It establishes, manages, and terminates communication connections called sessions.
Router 2 sends its routing table to Router 3 without the route for Network D because it learned that route from Router 3. book Page 45 Friday, June 14, 2002 3:57 PM General Routing Concepts Figure 2-9 45 Simple Split Horizon Example Router 1 Network A Router 2 Network B Router 3 Network C Network D With split horizon, Router 2 sends Network A and Network B routes to Router 3. No route for Network D is sent to Router 3. With poison reverse, Router 2 sends Network A and Network B routes to Router 3.