router protocols and concepts pdf
Chapter 1 Introduction to Routing and Packet ForwardingRouting Protocols and Concepts quangkien@gmail.com.Topicsl Inside the Router Ÿ Routers are computers Ÿ Router CPU and Memory Ÿ Internetwork Operating System Ÿ Router Bootup Process Ÿ Router Ports doc
Ngày tải lên :
09/03/2014, 13:20
... Internetwork Operating System
l Router Bootup Process
l Router Ports and Interfaces
l Routers and the Network Layer
2
Topics
l Inside the Router
Ÿ Routers are computers
Ÿ Router CPU and Memory
Ÿ Internetwork ...
System
Ÿ Router Bootup Process
Ÿ Router Ports and Interfaces
Ÿ Routers and the Network
Layer
l Path Determination and
Switching Function
Ÿ Packet Fields and Frame
Formats
Ÿ Best Path and Metrics
Ÿ ... the router boot-up process
l show version command is used to view information about the
router during the bootup process (later).
Inside the Router
l Routers are computers
l Router CPU and...
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Tài liệu Unnecessary Protocols and Services pdf
Ngày tải lên :
21/12/2013, 18:15
... 0/1
Router( config-if)#no ip unreachables
Router( config-if)#exit
Router( config)#interface Serial 0/0
Router( config-if)#no ip unreachables
Router( config-if)#^Z
Router#
The no ip unreachables command ... enable command:
Router# config terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router( config)#interface Serial 0/0
Router( config-if)#no cdp enable
Router( config-if)#^Z
Router#
Proxy ... configuration commands, one per line. End with CNTL/Z.
Router( config)#interface Ethernet 0/0
Router( config-if)#no ip proxy-arp
Router( config-if)#exit
Router( config)#interface Serial 0/0
Router( config-if)#no...
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Tài liệu Routing Protocols and Concepts: Chapter 6 pot
Ngày tải lên :
23/02/2014, 09:20
... s0/0/0
VLSM
VLSM in Action
VLSM and IP Addresses
Chapter 6 VLSM and CIDR
Routing Protocols and Concepts
17
Classless Routing Protocol
Classless routing protocols include the subnet mask ...
networks for large, medium, and small organizations.
As a result, Class A, B, and C addresses were defined with a
specific format for the high-order bits.
15
CIDR and Route Summarization
The ... prefix-based standard for
the interpretation of IP addresses.
CIDR allows routing protocols to summarize multiple networks, a
block of addresses, as a single route.
With CIDR, IP addresses and their...
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Tài liệu Routing Protocols and Concepts: Chapter 10 ppt
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23/02/2014, 09:20
... routing protocols (RIP), link-state routing
protocols do not send periodic updates.
OSPF routers do flood their own link states every 30 minutes.
This is known as a paranoid update and is discussed ... (OSPF Hello packets)
3. Each router builds a link-state packet (LSP) containing the state of each
directly connected link. (neighbor ID, link type, and bandwidth)
4. Each router floods the LSP to ... LSPs to their neighbors until all routers in the
area have received the LSPs.
5. Each router uses the database to construct a complete map of the topology
and computes the best path to each...
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Routing Protocols and Concepts: Chapter 11 ppt
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09/03/2014, 13:20
... identify an OSPF router.
Also used in the DR and BDR process. (later)
OSPF Router ID
Router ID?
Router ID?
Router ID?
Basic OSPF Configuration
Lab Topology
The router ospf command
The network ... between the sending router s Hellos
Router Priority: Used in DR/BDR election (discussed later)
Designated Router (DR): Router ID of the DR, if any
Backup Designated Router (BDR): Router ID of ... for ALLSPFRouters at 224.0.0.5.
37
Modifying the Router ID (Extra)
The router ID is selected when OSPF is configured with its first OSPF
network command.
If the OSPF router- id command or the...
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Routing Protocols and Concepts: Chapter 2 pot
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09/03/2014, 13:20
...
cabling standards.
22
Topics
l Routers and the Network
Ÿ Role of the Router
Ÿ Introducing the Topology
Ÿ Examining the Connections of
the Router
l Router Configuration Review
Ÿ Examining Router ... 4040
Note on debug command
l The debug commands, especially the debug all command, should be used
sparingly.
Ÿ Useful when configuring or troubleshooting a network
Ÿ Can disrupt router operations. ... 172.16.2.0 is directly connected, Serial0/0
Routers and the Network
l Role of the Router
l Introducing the Topology
l Examining the Connection on the Router
3838
Changing an IP Address
R2# debug...
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Routing Protocols and Concepts: Chapter 4 pptx
Ngày tải lên :
09/03/2014, 13:20
... handle.
Classless (use of VLSM) or classful:
Support VLSM and CIDR
Resource usage:
Routing protocol usage of RAM, CPU utilization, and link bandwidth
utilization.
Implementation and ... enabling,
verifying, and troubleshooting these protocols.
13
Routing Protocol Algorithms
R1 and R2 are configured with RIP.
The algorithm sends and receives updates.
Both R1 and R2 then glean ... a.m.?
41
Random Jitter
When multiple routers transmit routing updates at the same time on
multiaccess LAN segments, the update packets can collide and cause
delays or consume too much bandwidth.
...
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Routing Protocols and Concepts: Chapter 5 doc
Ngày tải lên :
09/03/2014, 13:20
... for a network, use the network command in
router configuration mode
Enter the classful network address for each directly connected
network.
Router( config -router) # network directly-connected-classful-
network-address
... RIP routing updates sent to
other routers every 30 seconds.
Router( config -router) # network
directly-connected-classful-
network-address
12
IP Address Classes and Classful Routing
RIPv1:
Classful ... Protocol
Background and Perspective
RIPv1 Characteristics and
Message Format
RIP Operation
Basic RIPv1 Configuration
RIPv1 Scenario A
Enable RIP: router rip
Command
Specifying Networks
...
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Routing Protocols and Concepts: Chapter 7 potx
Ngày tải lên :
09/03/2014, 13:20
... rip
R2(config -router) # redistribute static
R2(config -router) # network 10.0.0.0
R2(config -router) # network 209.165.200.0
R3(config)# router rip
R3(config -router) # network 172.30.0.0
R3(config -router) # ... RIPv2
Enabling and Verifying RIPv2
Auto-Summary and RIPv2
Disabling Auto-Summary in
RIPv2
Verifying RIPv2 Updates
VLSM and CIDR
RIPv2 and VLSM
RIPv2 and CIDR
Verifying and Troubleshooting ... all three routers
R1(config)# router rip
R1(config -router) # network 172.30.0.0
R1(config -router) # network 209.165.200.0
R2(config)# ip route 192.168.0.0 255.255.0.0 null0
R2(config)# router rip
R2(config -router) #...
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Routing Protocols and Concepts: Chapter 8 doc
Ngày tải lên :
18/03/2014, 14:20
... section.
R1(config)# router rip
R1(config -router) # network 172.16.0.0
R2(config)# router rip
R2(config -router) # network 172.16.0.0
R2(config -router) # network 192.168.1.0
R3(config)# router rip
R3(config -router) # ... Route
Level 2
Child Route
39
Step 3.
Is the router implementing classful or classless routing behavior.
(later)
Router( config)# no ip classless
Router( config)# ip classless
The Route Lookup ...
from the parent route and included with the individual child routes.
(later).
is subnetted, 1 subnets: This part of the route specifies that this is a
parent route and in this case has one...
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Routing Protocols and Concepts: Chapter 3 docx
Ngày tải lên :
18/03/2014, 14:20
... Autonomous Systems and
Process IDs
The router eigrp Command
The network Command
Verifying EIGRP
Examining the Routing Table
EIGRP Metric Calculation
EIGRP Composite Metric and the K
Values
... Metrics
Using the bandwidth Command
Calculating the EIGRP Metric
DUAL
DUAL Concepts
Successor and Feasible Distance
Feasible Successors, Feasibility
Condition, and Reported Distance
... Book:
Routing Protocols
and Concepts
By Rick Graziani and
Allan Johnson
ISBN: 1-58713-206-0
ISBN-13: 978-58713-
206-3
23
EIGRP Bounded
Updates
EIGRP uses the terms partial and bounded...
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Routing Protocols and Concepts: Chapter 3 pptx
Ngày tải lên :
18/03/2014, 14:20
... The router sends and receives routing messages on its interfaces.
2. The router shares routing messages and routing information with other
routers that are using the same routing protocol.
3. Routers ... link-state protocols
Slower to converge than link state
27
Dynamic Routing Protocols and Convergence
Generally, convergence time:
Slow: RIP and IGRP
Faster: EIGRP, OSPF, and IS-IS
R2’s ... 16
Distance Vector and Link-State Routing Protocols
Interior gateway protocols (IGP) can be classified as two types:
Distance vector routing protocols
Link-state routing protocols
They...
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PostgreSQL Introduction and Concepts pdf
Ngày tải lên :
29/03/2014, 22:20
... modulo/remainder (%), and
exponentiation (ˆ)—honor the standard precedence rules. That is, exponentiation is performed
first; multiplication, division, and modulo second; and addition and subtraction ... the left and right of the operator symbol.
For example, + is an operator that takes one argument on the left and one on the right, and returns
the sum of the arguments. Psql’s \do command lists ... similar to typing at an operating system command prompt. However,
at an operating system command prompt, Enter completes each command. In psql, commands are
completed only when you enter a semicolon...
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Routing Protocols and Concepts
Ngày tải lên :
03/04/2014, 13:45
... decapsulated and
processed by upper layer protocols
8
â 2007 Cisco Systems, Inc. All rights reserved. Cisco Public
Classifying Routing Protocols
Types of routing protocols:
– Interior Gateway Protocols ... of a
router
Types of router interfaces:
– Ethernet
– Fastethernet
– Serial
– DSL
– ISDN
– Cable
37
â 2007 Cisco Systems, Inc. All rights reserved. Cisco Public
Static Routes and Packet ... an Ethernet link and
packet is sent to the next-hop router then
ã The destination MAC address will be the address of the
next hops Ethernet interface
ã This is found by the router consulting...
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Routing Protocols and Concepts – Chapter 1 potx
Ngày tải lên :
05/07/2014, 03:20
... Configure Devices and Apply Addresses
brief review from CCNA1
Router& gt;
Router& gt;enable
Router#
Router# config t
Router( config)#enable secret class
Router( config)#enable password cisco
Router( config)#hostname ... the entire IOS for that router. Cisco
creates many different types of IOS images, depending upon the model of
the router and the features within the IOS.
the
router
and
the
features
... locates and loads IOS
How
a
Cisco
device
locates
and
loads
IOS
The router can use its own fallback
se
q
uence to load the software.
q
The router looks to the boot system
commands...
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