notes/notes/psi/CCNA1 Final PTSA.md

tags
psi

CCNA1 Final PTSA

192.168.10.0/24

• subnet A - 100
• subnet B - 50

Spec	A	B
Number of bits in the subnet	25	26
ip mask	11111111.11111111.11111111.10000000	11111111.11111111.11111111.11000000
new ip mask	255.255.255.128	255.255.255.192
max number of usable subnets	32	16
number of usable hosts per subnet	126	62
ip subnet	192.168.10.0/25	192.168.10.128/26
first	192.168.10.1	192.168.10.129
last	192.168.10.126	192.168.10.190

description	a	b
first	192.168.10.1	192.168.10.129
last	192.168.10.127	192.168.10.190
max number of hosts	124	61

device	ipa	subnet mask	gateway	points
PC-A	192.168.10.126	255.255.255.128	192.168.10.1	2pts
R1-G0/0/0	192.168.10.1	255.255.255.128	NA	2pts
R1-G0/0/1	192.168.10.129	255.255.255.192	NA	2pts
S1	192.168.10.2	255.255.255.128	192.168.10.1	2pts
PC-B	192.168.10.190	255.255.255.192	192.168.10.129	2pts

assigned to interface	ipv6 subnet	prefix
R1-G0/0/0	2001:db8:acad:1::/64	64
R1-G0/0/1	2001:db8:acad:2::/64	64

Device	ipv6a	prefix	gateway	points
R1-G0/0/0	2001:db8:acad:1::1	64	NA	3pts
R1-G0/0/1	2001:db8:acad:2::1	64	NA	3pts
S1	2001:db8:acad:1::2	64	2001:db8:acad:1::1	4pts

PC-A

key	value
physical addr	00E0.F7DA.3542
ipv4 addr	192.168.10.126
subnet mask	255.255.255.128
ipv4 def gate	192.168.10.1
ipv6 addr	2001:db8:acad:1::3
ipv6 def gate	2001:db8:acad:1::1

PC-B

key	value
desc	something
physical addr	000c.8588.a780
ipv4 addr	192.168.10.190
subnet mask	255.255.255.192
ipv4 def gate	192.168.10.129
ipv6 addr	2001:db8:acad:2::2

R1

Desc	value
router	1941
IOS image	15.1(4)M4
total RAM	262136
total memory	255744000
conf register	0x2102
cli command used	show version

Commands

Desc	Command
Display a summary of important information about the ipv4 interfaces	show ip interface
display the ipv4 routing table	show ip route
display the layer 2 to layer 3 mapping of addresses	show mac-address-table
display detailed ipv4 info on g0/0/0	show ip interface gig 0/0/0
display the ipv6 routing table	show ipv6 route
display a summary of ipv6 interface addresses and status	show ipv6 interface
display information about the devices connected to R1. Info should include Device ID, local interface, hold time, capability, platform, port Id	show cdp neighbors
Save the current configuration so it will be used the next time the router is started.	copy running-config startup-config