Summary
Summary Networking Essentials Part 3 - this gives you at least 80%
- Course
- Institution
Only the main CCNA 1 This gives you 80% if you know EVERYTHING. part 3
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show ip routeL - local
C - connected
S - static
R - RIP
M - mobile
B - BGP
D - EIGRP
EX - EIGRP external
O - OSPF
IA - OSPF inter area
N1 - OSPF NSSA external type 1
N2 - OSPF NSSA external type 2
E1 - OSPF external type 1
E2 - OSPF external type 2
E - EGP
i - IS-IS
L1 - IS-IS level-1
L2 - IS-IS level-2
ia - IS-IS inter area
* - candidate default
U - per-user static route
o - ODR
P - periodic downloaded static route
[120,3] => [Kwaliteit van routing protocol, administrator distance (AD) + , + di
t is het aantal hops]
**************************************************
TCP: Transmission Control Protocol
- Provides reliable delivery ensuring that all of
the data arrives at the destination.
- Uses acknowledged delivery and other processes to ensure delivery
- Makes larger demands on the network more overhead
UDP: User Datagram Protocol
- Provides just the basic functions for delivery no reliability
- Less overhead
Socket: The combination of the transport layer port number,
and the network layer IP address of the host,
that uniquely identifies a particular application
process running on an individual host device
**************************************************
IPV4
Private address blocks are:
Hosts that do not require access to the Internet
can use private addresses
10.0.0.0 to 10.255.255.255 (10.0.0.0/8)
172.16.0.0 to 172.31.255.255 (172.16.0.0/12)
192.168.0.0 to 192.168.255.255 (192.168.0.0/16)
Network and Broadcast addresses
Within each network the first and last addresses cannot be assigned to h
osts
Loopback address
127.0.0.1 a special address that hosts use to direct traffic to themselv
es (addresses 127.0.0.0 to 127.255.255.255 are reserved)
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