cisco final q2 Flashcards
normal vlan range
0-1005
Stored in switch flash memory in Vlan.dat
extended vlan range
1006 - 4096
stored in running config
DTP Settings
access
auto
desirable
trunk
configure ssh
( and everything else )
line vty 0 4
login local
transport input ssh
exec-timeout _
exit
no ip domain lookup
ip domain name _
login block-for _ attempts _ within _
ip ssh version 2
crypto key generate rsa general-keys modulus 1024
Protocols
TCP Protocols
* FTP
* HTTP
* SMTP
* SSH
UDP Protocols
* DHCP
* DNS
* SNTP
* TFTP
VoIP
FTP port:
20/21
AAA Server:
Authorize, Authenticate, Account
Mitigate Network Attacks:
IPS, VPN, Firewall, AAA Server
TCP Protocols”
HTTP, FTP, SMTP, SSH
SPI
Stateful packet inspection only allows packets to go into network that have been requested from inside network
EUI-64
makes LLA by adding bits to MAC address
create TCP connection
syn ack syn ack
end TCP connection
fin ack fin ack
RA dynamically configure GUI by
slaac: router has all
slaac stateless: router + dhcp
stateful: router has gateway + dhcp
port range
well known: <1023
registered: <49k
private/dynamic: <65k