The document provides instructions for configuring various networking devices including switches, routers, and VLANs. It discusses: 1. Configuring a switch with settings like the hostname, passwords, IP addresses, VLANs for different ports, and trunk configuration between VLANs. 2. Configuring routers with RIP, EIGRP, OSPF routing protocols as well as NAT, DHCP, and ACL configurations. 3. Cable types for straight through and crossover cabling and guidelines for inter-VLAN routing.

1. ভিভিন্ন DEVISE AND AR PORT NUMBER
HTTP=80
HTTPS=443
FTP=20-21
TFTP=169
SSH=23
TELNET=22
DNS=53
DHCP=67
SMTP=25
POP3=110
IMAP=143
SWITCH CONFIGURATION (TELNET)
Switch>enable
Switch#configuration terminal
Switch(config)#
Host name & password Setting
Switch(config)#hostnamesa
sa(config)#enable secret cisco

2. sa(config)#line con 0
sa(config-line)#password cisco
sa(config-line)#login
sa(config-line)#exit
sa#wr
Switch IP configuration
sa(config)#interface vlan 1
sa(config)#ip address 192.168.1.100 255.255.255.0
sa(config)# no shartdown
sa#wr
Setting up Banner
sa(config)#banner motd $ Wellcome to the Desktop IT $
sa(config)#exit
sa#wr
Telnet Configuration
sa(config-line)#line vty 0 4
sa(config-line)#password cisco

3. sa(config-line)#login
sa(config-line)#exit
sa#wr
VLAN & Trunk
sa#configuration terminal
sa(config)#vlan 10
sa(config-vlan)#name Red
sa(config-vlan)#exit
sa(config)#vlan 20
sa(config-vlan)#name Black
sa(config)#vlan Green
sa(config-vlan)#name Green
sa(config)#interface range fa0/1-7
sa(config-if-range)#switchport access vlan 10
sa(config)#interface range fa0/8-15
sa(config-if-range)#switchport access vlan 20
sa (config)#interface range fa0/16-23

4. sa (config-if-range)#switchport access vlan 30
sa (config-if-range)#exit
sa (config)#interface fa0/24
sa (config-if)#switchport mode trunk
sa (config)#end
sa#wr
Router configrtion (ROUTE)
#configration terminal
#interface fastethernet 0/0
#ipaddress withnetmask
#no shutdown
#exit
#Interface fastethernet 0/1
#ipaddress withnetmask
#no shutdown
#exit
#interface serial 0/0/0
#clock rate 64000
#ipaddress withnetmask
#no shutdown
#exit

5. #ip route (defultnetwork subnetmask and other network)
#end
#wr
#ROUTER RIP#
#configration terminal
#interface fastether 0/0
#ipaddress withnetmask
#no shutdown
#exit
#interface fastethernet 0/1
#ipaddress withnetmask
#no shutdown
#exit
#interface seriel 0/0/0
#ipaddress withnetmask
#no shutdown
#exit
#router rip
#version 2
#every defult network

6. #every defult network
#every defult network
#end
#wr
#ROUTER EIGRP#
#configration terminal
#interface fastether 0/0
#ipaddress withnetmask
#no shutdown
#exit
#interface fastethernet 0/1
#ipaddress withnetmask
#no shutdown
#exit
#interface seriel 0/0/0
#ipaddress withnetmask
#no shutdown
#exit
#router eigro 100
#no auto summary

7. #every defult network
#every defult network
#every defult network
#end
#wr
#ROUTER OSPF#
#configration terminal
#interface fastether 0/0
#ipaddress withnetmask
#no shutdown
#exit
#interface fastethernet 0/1
#ip address with netmask
#no shutdown
#exit
#interface seriel 0/0/0
#ipaddress withnetmask
#no shutdown
#exit
#router ospf 200
#every defultnetwork area 0

8. #every defultnetwork area 0
#every defultnetwork area 0
#end
#wr
#ROUTER DHCP#
#configration terminal
#ipdhcppool (name)
#defultnetwork andnetmask
#defult-router(mean:defltgetway)
#dns-server with network
#exit
#ipdhcp exclude-address (exp:1-11)
#ipdhcp exclude-address (dns –server address)
#interfaacefastethernet 0/0
#ip address with netmask
#no shutdown
#end
#wr
#NAT PAT#
#configration terminal

9. #interface fastether 0/0
#ipaddress withnetmask
#no shutdown
#exit
#interface fastethernet 0/1
#ip address with netmask
#no shutdown
#exit
#inerfacefastethernet 0/0
#ipnat inside
#exit
#interface fastethernet 0/1
#ipnat outside
#ip route (0.0.0.0 0.0.0.0fa 0/0)don’t know
#ipnat pool desktop (network add inside and outside with netmask)
#acess list 1 permit (defultnetwork withwellcut mask)
#ipnat inside source list 1pool desktop overload
#end
#wr
(Other router just interface)and save
#ACL#

10. #access list 100 deny tcphost network(192.168.10.2) host
network(192.168.11.40) port name or number (exp:40 eq www)
#access list 100 deny tcp host network (192.168.10.2) host network
(192.168.11.22)eq 22
#access list 100 deny permit ip any any
#ip access group 100 in
#end
#wr
#CABLEING#
#Straight through cabling#
১।কমলাসাদা(orange-white )
২।কমলা (orange)
৩।ভসিুজসাদা (green-white)
৪।নীল (blue)
৫।নীলসাদা(blue-white)
৬।সিিুজ(green)
৭।িাদামীসাদা (brown-white)
৮।িাদামী (brown)
#corrsecableing#

11. ১।সিিুজ সাদা (green-white)
২।সিিুজ (green)

12. ৩।কমলাসাদা (orange-white)
৪।নীল(blue)
৫।নীলসাদা(blue-white)
৬।কমলা(orange)
৭।িাদামীসাদা(brown-white)
৮।িাদাভম(brown)
INTER VLAN
#Interfacefast ethernet 0/0.10
# encapsulation dot1q 10
#ip address with sub net musk
#exit
# Interfacefast ethernet 0/0.20
# encapsulation dot1q 20
# ip address with sub net musk
#exit
#other interface 0/0.other
# encapsulation dot1q other
# ip address with sub net musk
#exit