Chapter 8 of Networking + of Mike Myers book

38 cards

Review of chapter 8 networking + book from Mike Myers for studing


 
  
Created Nov 13, 2009
by
johnami

 

 
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1
What is Autonomous System (AS)?
 
One or more networks that are governed by a single protocal within that AS. AS's do not use...
2
What is Border gateway prootocal(BGv-4)?
 
the current verssion of the external routing protocol used on the internet. (BGP -4) is used...
3
What isCisco IOS
 
A proprietary operating system that runs on most Cisco products
4
What is Convergence
 
A state in whiach all routers within an area are up-to-date, and their routing tables all match
5
What is Destination NAT
 
A type of Network Address Translation(NAT) in which the destination IP addresses is translated...
6
What  is Destination port
 
A fixed predetermined number assigned to a packet by the sending computer; it defines the function...
7
Whats is distance vector?
 
A routing protocal that calculates the total cost to get to a particular network ID and compares...
8
What is a Dynamic Nat?
 
A type of network address translation (NAT) in which many computers can share a pool of routable...
9
What is Dynamic Routing?
 
A process by which routers in a network in an internetwork automatically exchange information...
10
What is a Edge Router
 
A router used to communicate between Autonomous Systems to corresponding edge routers in other...
11
What is Enhanced Interior Gateway Routing Protocal(EIGRP)
 
Its a Cisco-proprietary protocal developed to work in enterprise-wide routing environments.
12
What is a Ephemeral Port?
 
An arbitary number assigned to a packet by the sending computer: the recieving computer uses...
13
What is a gateway router
 
A router that acts as the default gateway for a number of client computers.
14
Whats a hop?
 
Its one trip through a router by a packet.
15
What is Intermediate System to Intermediate System(IS-IS)
 
A link-state dynamic routing protocal(one that announces and forwards individual route changes...
16
What is a Link-state?
 
A dynamic routing protocal that is more efficent then RIP, announcing and forwarding individual...
17
What is a Managed device?
 
A router or advanced switch that can be configured through a software interface-often via a...
18
What is a Metric?
 
A relative value that defines the "cost" of using a router.
19
What is a Nat translation table?
 
A means of traslating a systems IP address into another IP address before sending it out to...
20
What is the Next Hop?
 
Where a packet should go when its destination address has a network ID not directly connected...
21
Whats Open Shortest Path First(OSPF)?
 
Uses  a link-state algorithm and shares more detailed information called link-state...
22
What is (OSPF) Area ID?
 
Identifiers assigned to routers in order to limit traffic to routers within a specified area/Area...
23
What is (OSPF) Designated router(DR)?
 
A router that has the function of relaying information to all the other routers in the area...
24
What is (OSPF)Backup Designated router(BDR)?
 
A router within an autonomous system(AS) that is assigned the role of backup router to the...
25
What is Overloaded NAT
 
The most popular type of NAT, using a single IP address, shared by a number of computers that,...
26
What is port
 
In TCP/IP, a 16-bit number,between 0 and 65,535, assigned to a particular TCP/IP session. All...
27
What is Port address Translation (PAT)?
 
A term used by manufactures to refers to either overloaded nat or port forwarding.
28
What is Port Forwarding?
 
A NAT function that hides a prot number from outside networks,enambling public servers to work...
29
What is RIPv1?
 
A distance-vector routing protocal, dating from the 80s, that has maximum hop count of 15....
30
What is RIPv2?
 
The current version of the RIP distance vector routing protocal that was adopted in 94. It...
31
What is a Router?
 
A device connecting separate networks, which forwards a packet from one network to another...
32
what is Routing information Protocal?
 
A distance-vector routing protocal that,to date, has had two versions, RIPv1, RIPv2. Both versions...
33
What is a routing Table?
 
A table used by a router to determin where to send each packet, based on its destination network...
34
What is a source NAT?
 
A type of network address Translation(nat) in which the source IP addresses are translated...
35
What is a static NAT(SNAT)?
 
A type of network address translation in which the router maps a single routable (non private)...
36
what is static route?
 
Network routes that are entered into a routers routing table manually.
37
What is a TRACEROUTE?
 
Its a utililty software that records the route between any two hosts on an internetwork. Like...
38
What is a Yost cable?
 
A special serial cable used to connect to a cisco-brand router in order to perform the inial...


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