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computingworld
เข้าร่วมเมื่อ 16 เม.ย. 2023
My TH-cam channel mainly focuses on developing core networking skills, not only for CCNA candidates but also for all enthusiasts who need to learn networking. Learning computer networking is not only essential and demanding, it is very interesting & easy if you have a passion for learning it.
#CCNA #networking #network #Cisco #networkingskills #Cisco Networking #IT #ICT #routing #ip #routingandswitching #Computer Science #ccnp #Bangla #bengali #Bangla Networking #Bangla CCNA #ccna_certification #ccnanetworkengineer #CCNA Bangla #Developing computer skills #iftekhar #rayhan #iftekharrayhan #iftekhar rayhan #shuvo #Cisco #Networking #Network+ #Device #Network device configuration, #device configure #packet #packet tracer #Cisco packet tracer #ccna iftekhar #rayhan ccna #iftekharrayhan ccna #ccna iftekhar rayhan
#CCNA #networking #network #Cisco #networkingskills #Cisco Networking #IT #ICT #routing #ip #routingandswitching #Computer Science #ccnp #Bangla #bengali #Bangla Networking #Bangla CCNA #ccna_certification #ccnanetworkengineer #CCNA Bangla #Developing computer skills #iftekhar #rayhan #iftekharrayhan #iftekhar rayhan #shuvo #Cisco #Networking #Network+ #Device #Network device configuration, #device configure #packet #packet tracer #Cisco packet tracer #ccna iftekhar #rayhan ccna #iftekharrayhan ccna #ccna iftekhar rayhan
Easiest way to check storage health in Windows 11
This is the easiest way to check your storage health status in Windows 11 without any 3rd party tools
มุมมอง: 1
วีดีโอ
Configuring both Telnet & SSH simultaneously on Cisco router
มุมมอง 814 ชั่วโมงที่ผ่านมา
R1(config)#enable secret 123 R1(config)#username Cisco secret 456 R1(config)#ip domian-name Cisco.us ^ % Invalid input detected at '^' marker. R1(config)#ip domain-name Cisco.us R1(config)#crypto key generate rsa The name for the keys will be: R1.Cisco.us Choose the size of the key modulus in the range of 360 to 4096 for your General Purpose Keys. Choosing a key modulus greater than 512 may tak...
How to configure both Telnet SSH On Cisco Layer 2 Switch part 2
มุมมอง 3014 ชั่วโมงที่ผ่านมา
ssh -l Cisco 192.168.0.2 Password: CiscoL2Switch#show ip ssh SSH Enabled - version 2.0 Authentication timeout: 120 secs; Authentication retries: 3 CiscoL2Switch#
How to configure both Telnet SSH On a Cisco Layer 2 Switch part 1
มุมมอง 2314 ชั่วโมงที่ผ่านมา
Switch(config)#host CiscoL2Switch CiscoL2Switch(config)#enable secret 123 CiscoL2Switch(config)#username Cisco secret 456 CiscoL2Switch(config)#int vlan 1 CiscoL2Switch(config-if)#ip add 192.168.0.2 255.255.255.0 CiscoL2Switch(config-if)#no shut CiscoL2Switch(config-if)# %LINK-5-CHANGED: Interface Vlan1, changed state to up CiscoL2Switch(config-if)#exit CiscoL2Switch(config)#ip domain-name cisc...
How to solve native VLAN to a different one
มุมมอง 721 วันที่ผ่านมา
It is strongly recommended that, you should change your native VLAN number to a different one to avoid VLAN hopping
How to solve native vlan mismatch error
มุมมอง 2521 วันที่ผ่านมา
To avoid native mismatch mismatch, we must change native vlan number to all switches under our domain
VLAN part 4 Router on a stick
มุมมอง 828 วันที่ผ่านมา
Creating sub-interfaces in a Router can enable us to intervlan routing without a layer 3 switch, the method is widely known as router on a stick (ROAS)
VLAN part 3 InterVLAN Routing with LAYER 3 switch VLAN part 3
มุมมอง 13หลายเดือนก่อน
How to configure INTER-VLAN in a Cisco Layer 3 Switch vlan part 3
How to configure basic VLAN in a Cisco Layer 2 Switch part 2
มุมมอง 12หลายเดือนก่อน
Pls watch part of first of this video How to configure basic VLAN in a Cisco Layer 2 Switch part 2
How to configure basic VLAN in a Cisco Layer 2 Switch
มุมมอง 6หลายเดือนก่อน
1(config)#vlan 2 1(config-vlan)#name HR 1(config-vlan)#exit 1(config)#int range f0/1-2 1(config-if-range)#switch mode access 1(config-if-range)#switchport access vlan 2 1(config-if-range)#exit 1(config)#vlan 3 1(config-vlan)#name ACCOUNTS 1(config-vlan)#EXIT 1(config)#int range f0/3, f0/5 1(config-if-range)#switch mode access 1(config-if-range)#switchport access vlan 3 1(config-if-range)#exit 1...
Configuring SSH to access Layer 2 SW from different network
มุมมอง 15หลายเดือนก่อน
We can configure SSH to configure our Cisco Layer 2 switch
How to configure SSH V2 to access layer 2 switch from same LAN
มุมมอง 12หลายเดือนก่อน
youtube.com/@UCsYBERIJcK1ogaEkZxXb0MA
How to configure Telnet in a Cisco Layer 2 Switch to access it from a different network
มุมมอง 28หลายเดือนก่อน
www.youtube.com/@UCsYBERIJcK1ogaEkZxXb0MA
How to configure Telnet from scratch in a cisco catalyst 2960 switch
มุมมอง 33หลายเดือนก่อน
We can easily configure Telnet in a Cisco Catalyst Layer 2 switch so that we can access and configure it from same LAN
How to know what's your private and public ip address
มุมมอง 10หลายเดือนก่อน
Must watch this video to know the quickest way to find your private & public ip address
How to factory reset Cisco with VLAN database when password is forgotten
มุมมอง 5หลายเดือนก่อน
How to factory reset Cisco with VLAN database when password is forgotten
Accessing Cisco Switch via SSH from different network Segment
มุมมอง 20หลายเดือนก่อน
Accessing Cisco Switch via SSH from different network Segment
Easiest way to bypass Cisco ISR router password reset it and restore configuration
มุมมอง 25หลายเดือนก่อน
Easiest way to bypass Cisco ISR router password reset it and restore configuration
Easiest way to recover Cisco router password
มุมมอง 16หลายเดือนก่อน
Easiest way to recover Cisco router password
Easiest way to factory reset cisco router or switch
มุมมอง 10หลายเดือนก่อน
Easiest way to factory reset cisco router or switch
Recovering non encrypted password from Cisco Catalyst Switch
มุมมอง 6หลายเดือนก่อน
Recovering non encrypted password from Cisco Catalyst Switch
Configure SSH in Cisco Catalyst Layer 2 Switch
มุมมอง 10หลายเดือนก่อน
Configure SSH in Cisco Catalyst Layer 2 Switch
Configuring Telnet in Cisco Catalyst Switch
มุมมอง 15หลายเดือนก่อน
Configuring Telnet in Cisco Catalyst Switch
Best and easiest way to create Cisco packet tracer account & the comprehensive way to install it
มุมมอง 692 หลายเดือนก่อน
Best and easiest way to create Cisco packet tracer account & the comprehensive way to install it
How to download Cisco Packet Tracer Latest
มุมมอง 172 หลายเดือนก่อน
How to download Cisco Packet Tracer Latest
Easiest way to download Cisco Packet tracer from cisco official website
มุมมอง 192 หลายเดือนก่อน
Easiest way to download Cisco Packet tracer from cisco official website
How to answer CompTIA performance based questions properly
มุมมอง 502 หลายเดือนก่อน
How to answer CompTIA performance based questions properly
Easiest tutorial on configuring InterVlan routing on Cisco multi-layer switch
Switch(config)#ip default-gateway 192.168.1.1 Switch(config)#do wr Building configuration... [OK] Enter configuration commands, one per line. End with CNTL/Z. 1(config)#access-list 1 permit 192.168.1.0 0.0.0.255 1(config)#router eigrp 1 1(config-router)#eigrp router-id 1.1.1.1 1(config-router)#network 0.0.0.0 0.0.0.0 1(config-router)#exit 1(config)#do sh ip int br Interface IP-Address OK? Method Status Protocol GigabitEthernet0/0/0 192.168.1.1 YES manual up up GigabitEthernet0/0/1 200.1.1.1 YES manual up up Vlan1 unassigned YES unset administratively down down 1(config)#int g0/0/0 1(config-if)#description link to lan 1(config-if)#exit 1(config)#int g0/0/1 1(config-if)#description link to WAN 1(config-if)#exit 1(config)#ip nat inside source static 192.168.1.2 200.1.1.3 1(config)#ip nat inside source static 192.168.1.3 200.1.1.4 1(config)#ip nat inside source static 192.168.1.4 200.1.1.5 1(config)#int g0/0/1 1(config-if)#ip nat outside 1(config-if)#exit 1(config)#int g0/0/0 1(config-if)#ip nat inside 1(config-if)#exit 1(config)# ISP#conf ISP#configure t Enter configuration commands, one per line. End with CNTL/Z. ISP(config)#int g0/0/0 ISP(config-if)#description link to WAN ISP(config-if)#EXIT ISP(config)#int g0/0/1 ISP(config-if)#description link to LAN ISP(config-if)#exit ISP(config)#router eigrp 1 ISP(config-router)#eigrp router-id 2.2.2.2 ISP(config-router)#network 0.0.0.0 0.0.0.0 ISP(config-router)# %DUAL-5-NBRCHANGE: IP-EIGRP 1: Neighbor 200.1.1.1 (GigabitEthernet0/0/0) is up: new adjacency ISP(config-router)#exit ISP(config)#do wr Building configuration... [OK] 1>en 1#show ip nat translation Pro Inside global Inside local Outside local Outside global icmp 200.1.1.3:1 192.168.1.2:1 170.1.1.2:1 170.1.1.2:1 icmp 200.1.1.3:2 192.168.1.2:2 170.1.1.2:2 170.1.1.2:2 icmp 200.1.1.3:3 192.168.1.2:3 170.1.1.2:3 170.1.1.2:3 icmp 200.1.1.3:4 192.168.1.2:4 170.1.1.2:4 170.1.1.2:4 icmp 200.1.1.3:5 192.168.1.2:5 170.1.1.2:5 170.1.1.2:5 icmp 200.1.1.3:6 192.168.1.2:6 170.1.1.2:6 170.1.1.2:6 icmp 200.1.1.3:7 192.168.1.2:7 170.1.1.2:7 170.1.1.2:7 icmp 200.1.1.3:8 192.168.1.2:8 170.1.1.2:8 170.1.1.2:8 icmp 200.1.1.4:2 192.168.1.3:2 170.1.1.2:2 170.1.1.2:2 icmp 200.1.1.4:3 192.168.1.3:3 170.1.1.2:3 170.1.1.2:3 icmp 200.1.1.4:4 192.168.1.3:4 170.1.1.2:4 170.1.1.2:4 icmp 200.1.1.4:5 192.168.1.3:5 170.1.1.2:5 170.1.1.2:5 icmp 200.1.1.4:6 192.168.1.3:6 170.1.1.2:6 170.1.1.2:6 icmp 200.1.1.4:7 192.168.1.3:7 170.1.1.2:7 170.1.1.2:7 icmp 200.1.1.4:8 192.168.1.3:8 170.1.1.2:8 170.1.1.2:8 --- 200.1.1.3 192.168.1.2 --- --- --- 200.1.1.4 192.168.1.3 --- --- --- 200.1.1.5 192.168.1.4 --- --- tcp 200.1.1.5:1027 192.168.1.4:1027 170.1.1.2:80 170.1.1.2:80 1#show ip nat statistics Total translations: 4 (3 static, 1 dynamic, 1 extended) Outside Interfaces: GigabitEthernet0/0/1 Inside Interfaces: GigabitEthernet0/0/0 Hits: 31 Misses: 23 Expired translations: 22 Dynamic mappings: Switch> Switch>en Switch#conf Switch#configure t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#host SW1 SW1(config)#int vlan 1 SW1(config-if)#ip add 192.168.1.254 255.255.255.0 SW1(config-if)#no shut SW1(config-if)# %LINK-5-CHANGED: Interface Vlan1, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up SW1(config-if)#exit SW1(config)#ip default-gateway 192.168.1.1 SW1(config)#do wr Building configuration... [OK] 1#show ip nat translation Pro Inside global Inside local Outside local Outside global icmp 200.1.1.5:10 192.168.1.4:10 170.1.1.2:10 170.1.1.2:10 icmp 200.1.1.5:11 192.168.1.4:11 170.1.1.2:11 170.1.1.2:11 icmp 200.1.1.5:12 192.168.1.4:12 170.1.1.2:12 170.1.1.2:12 icmp 200.1.1.5:9 192.168.1.4:9 170.1.1.2:9 170.1.1.2:9 --- 200.1.1.3 192.168.1.2 --- --- --- 200.1.1.4 192.168.1.3 --- --- --- 200.1.1.5 192.168.1.4 --- --- tcp 200.1.1.4:1025 192.168.1.3:1025 170.1.1.2:80 170.1.1.2:80 tcp 200.1.1.5:1025 192.168.1.4:1025 170.1.1.2:80 170.1.1.2:80 tcp 200.1.1.5:1026 192.168.1.4:1026 170.1.1.2:80 170.1.1.2:80 1#show ip nat statistics Total translations: 6 (3 static, 3 dynamic, 3 extended) Outside Interfaces: GigabitEthernet0/0/1 Inside Interfaces: GigabitEthernet0/0/0 Hits: 38 Misses: 23 Expired translations: 20 Dynamic mappings:
Switch> Switch>EN Switch#conf Switch#configure t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#int vlan 1 Switch(config-if)#ip add 192.168.0.2 255.255.255.0 Switch(config-if)#no shut Switch(config-if)# %LINK-5-CHANGED: Interface Vlan1, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up Switch(config-if)#exit Switch(config)#ip default-gateway 192.168.0.1 Switch(config)#do wr Building configuration... [OK] Switch(config)#host SW1 SW1(config)#END SW1# %SYS-5-CONFIG_I: Configured from console by console SW1#WR Building configuration... [OK] SW1#SH IP INT BR Interface IP-Address OK? Method Status Protocol FastEthernet0/1 unassigned YES manual up up FastEthernet0/2 unassigned YES manual up up FastEthernet0/3 unassigned YES manual down down FastEthernet0/4 unassigned YES manual down down FastEthernet0/5 unassigned YES manual down down FastEthernet0/6 unassigned YES manual down down FastEthernet0/7 unassigned YES manual down down FastEthernet0/8 unassigned YES manual down down FastEthernet0/9 unassigned YES manual down down FastEthernet0/10 unassigned YES manual down down FastEthernet0/11 unassigned YES manual down down FastEthernet0/12 unassigned YES manual down down FastEthernet0/13 unassigned YES manual down down FastEthernet0/14 unassigned YES manual down down FastEthernet0/15 unassigned YES manual down down FastEthernet0/16 unassigned YES manual down down FastEthernet0/17 unassigned YES manual down down FastEthernet0/18 unassigned YES manual down down FastEthernet0/19 unassigned YES manual down down FastEthernet0/20 unassigned YES manual down down FastEthernet0/21 unassigned YES manual down down FastEthernet0/22 unassigned YES manual down down FastEthernet0/23 unassigned YES manual down down FastEthernet0/24 unassigned YES manual down down GigabitEthernet0/1 unassigned YES manual down down GigabitEthernet0/2 unassigned YES manual down down Vlan1 192.168.0.2 YES manual up SW1#SH RUN Building configuration... Current configuration : 1123 bytes ! version 15.0 no service timestamps log datetime msec no service timestamps debug datetime msec no service password-encryption ! hostname SW1 ! ! ! ! ! ! spanning-tree mode pvst spanning-tree extend system-id ! interface FastEthernet0/1 ! interface FastEthernet0/2 ! interface FastEthernet0/3 ! interface FastEthernet0/4 ! interface FastEthernet0/5 ! interface FastEthernet0/6 ! interface FastEthernet0/7 ! interface FastEthernet0/8 ! interface FastEthernet0/9 ! interface FastEthernet0/10 ! interface FastEthernet0/11 ! interface FastEthernet0/12 ! interface FastEthernet0/13 ! interface FastEthernet0/14 ! interface FastEthernet0/15 ! interface FastEthernet0/16 ! interface FastEthernet0/17 ! interface FastEthernet0/18 ! interface FastEthernet0/19 ! interface FastEthernet0/20 ! interface FastEthernet0/21 ! interface FastEthernet0/22 ! interface FastEthernet0/23 ! interface FastEthernet0/24 ! interface GigabitEthernet0/1 ! interface GigabitEthernet0/2 ! interface Vlan1 ip address 192.168.0.2 255.255.255.0 ! ip default-gateway 192.168.0.1 ! ! ! ! line con 0 ! line vty 0 4 login line vty 5 15 login ! ! ! ! end Router>EN Router#CONF Router#CONFigure T Enter configuration commands, one per line. End with CNTL/Z. Router(config)#HOST R1 R1(config)#INT G0/0/0 R1(config-if)#description Link to LAN R1(config-if)#ip add 192.168.0.1 255.255.255.0 R1(config-if)#no shut R1(config-if)# %LINK-5-CHANGED: Interface GigabitEthernet0/0/0, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/0/0, changed state to up R1(config-if)#exit R1(config)#INT G0/0/1 R1(config-if)#description Link to WAN R1(config-if)#ip add 192.169.0.1 255.255.255.0 R1(config-if)#NO SHUT R1(config-if)# %LINK-5-CHANGED: Interface GigabitEthernet0/0/1, changed state to up R1(config-if)#exit R1(config)#router eigrp 1 R1(config-router)#eigrp router-id 1.1.1.1 R1(config-router)#network 0.0.0.0 0.0.0.0 R1(config-router)#end R1# %SYS-5-CONFIG_I: Configured from console by console R1#wr Building configuration... [OK] R1# R2(config-if)#exit R2(config)#int g0/0/1 R2(config-if)#description Link to WAN R2(config-if)#ip add 192.169.0.2 255.255.255.0 R2(config-if)#NO SHUT R2(config-if)# %LINK-5-CHANGED: Interface GigabitEthernet0/0/1, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/0/1, changed state to up R2(config-if)#exit R2(config)#router eigrp 1 R2(config-router)#network 0.0.0.0 0.0.0 ^ % Invalid input detected at '^' marker. R2(config-router)#eigrp router-id 2.2.2.2 R2(config-router)#network 0.0.0.0 0.0.0.0 R2(config-router)# %DUAL-5-NBRCHANGE: IP-EIGRP 1: Neighbor 192.169.0.1 (GigabitEthernet0/0/1) is up: new adjacency R2(config-router)#exit Switch>EN Switch#CONF Switch#CONFigure T Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#HOST sw2 sw2(config)#INT VLAN 1 sw2(config-if)#IP ADD 172.16.0.2 255.255.0.0 sw2(config-if)#NO SHUT sw2(config-if)# %LINK-5-CHANGED: Interface Vlan1, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up sw2(config-if)#EXIT sw2(config)#IP DEFAULT-GATEWAY 172.16.0.1 sw2(config)#do wr Building configuration... [OK] sw2(config)# R2(config)#ip nat inside source static tcp 172.16.0.5 80 192.169.0.2 80 R2(config)#int g0/0/0 R2(config-if)#ip nat inside R2(config-if)#exit R2(config)#int g0/0/1 R2(config-if)#ip nat outside R2(config-if)#exit
Switch>en Switch#conf Switch#configure t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#hostname Catalyst Catalyst(config)#enable secret Cisco Catalyst(config)#username Arklow password 2960 Catalyst(config)#line vty 0 1 Catalyst(config-line)#login local Catalyst(config-line)#transport input telnet Catalyst(config-line)#end Catalyst# %SYS-5-CONFIG_I: Configured from console by console Catalyst#wr Building configuration... [OK] Catalyst(config)#int vlan 1 Catalyst(config-if)#ip 192.168.0.2 255.255.255.0 ^ % Invalid input detected at '^' marker. Catalyst(config-if)#ip address 192.168.0.2 255.255.255.0 Catalyst(config-if)#no shut Catalyst(config-if)# %LINK-5-CHANGED: Interface Vlan1, changed state to up Catalyst(config-if)#exit Catalyst(config)#do wr Building configuration... [OK]
Nice
Thanks a lot brother.
Switch#show clock detail *19:2:19.559 UTC Tue Aug 15 2023 Time source is hardware calendar
skillsforall.com/resources/lab-downloads?courseLang=en-US
Carry on bro
Thank you very much for your appreciation
community.cisco.com/t5/switching/what-is-the-maximum-number-of-physical-link-we-can-bind-to-a/td-p/2511882
www.cisco.com/c/en/us/support/docs/switches/catalyst-3750-series-switches/69979-cross-stack-etherchannel.html
en.wikipedia.org/wiki/EtherChannel
www.sunsetlearning.com/etherchannel-lacp-pagp-static-protocols/
www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3750x_3560x/software/release/12-2_55_se/configuration/guide/3750xscg.pdf
www.cisco.com/c/en/us/support/docs/lan-switching/etherchannel/22422-144.html
www.cisco.com/c/en/us/support/docs/lan-switching/etherchannel/12023-4.html
www.ciscopress.com/articles/article.asp?p=2348266&seqNum=3
community.cisco.com/t5/switching/static-and-dynamic-ether-channel/td-p/2217335
sWITCH-2#SHOW ETHERCHANNEL Channel-group listing: ---------------------- Group: 2 ---------- Group state = L2 Ports: 2 Maxports = 16 Port-channels: 1 Max Port-channels = 16 Protocol: LACP sWITCH-2# sWITCH-2# sWITCH-2# sWITCH-2# sWITCH-2#SHOW ETHERCHANNEL SUMMARY Flags: D - down P - in port-channel I - stand-alone s - suspended H - Hot-standby (LACP only) R - Layer3 S - Layer2 U - in use f - failed to allocate aggregator u - unsuitable for bundling w - waiting to be aggregated d - default port Number of channel-groups in use: 1 Number of aggregators: 1 Group Port-channel Protocol Ports ------+-------------+-----------+---------------------------------------------- 2 Po2(SU) LACP Gig0/1(P) Gig0/2(P) sWITCH-2# sWITCH-2#SHOW ETHERCHANNEL ? load-balance Load-balance/frame-distribution scheme among ports in port-channel port-channel Port-channel information summary One-line summary per channel-group <cr> sWITCH-2#SHOW ETHERCHANNEL Channel-group listing: ---------------------- Group: 2 ---------- Group state = L2 Ports: 2 Maxports = 16 Port-channels: 1 Max Port-channels = 16 Protocol: LACP sWITCH-2#SHOW ETHERCHANNEL LOAD-BALANCE EtherChannel Load-Balancing Operational State (src-mac): Non-IP: Source MAC address IPv4: Source MAC address IPv6: Source MAC address sWITCH-2#SHOW ETHERCHANNEL PORT-CHANNEL Channel-group listing: ---------------------- Group: 2 ---------- Port-channels in the group: --------------------------- Port-channel: Po2 (Primary Aggregator) ------------ Age of the Port-channel = 00d:00h:02m:46s Logical slot/port = 2/2 Number of ports = 2 GC = 0x00000000 HotStandBy port = null Port state = Port-channel Protocol = LACP Port Security = Disabled Ports in the Port-channel: Index Load Port EC state No of bits ------+------+------+------------------+----------- 0 00 Gig0/2 Passive 0 0 00 Gig0/1 Passive 0 Time since last port bundled: 00d:00h:02m:41s Gig0/1
www.cisco.com/c/en/us/td/docs/ios/12_2sb/feature/guide/gigeth.html
SW2#SHOW ETHERCHANNEL SUMMARY Flags: D - down P - in port-channel I - stand-alone s - suspended H - Hot-standby (LACP only) R - Layer3 S - Layer2 U - in use f - failed to allocate aggregator u - unsuitable for bundling w - waiting to be aggregated d - default port Number of channel-groups in use: 1 Number of aggregators: 1 Group Port-channel Protocol Ports ------+-------------+-----------+---------------------------------------------- 1 Po1(SU) PAgP Fa0/1(P) Fa0/2(P) Fa0/4(P) SW2#SHOW ETHERCHANNEL Channel-group listing: ---------------------- Group: 1 ---------- Group state = L2 Ports: 3 Maxports = 8 Port-channels: 1 Max Portchannels = 1 Protocol: PAGP SW1#SHOW ETHERCHANNEL ? load-balance Load-balance/frame-distribution scheme among ports in port-channel port-channel Port-channel information summary One-line summary per channel-group SW2#SHOW ETHERCHANNEL PORT-CHANNEL Channel-group listing: ---------------------- Group: 1 ---------- Port-channels in the group: --------------------------- Port-channel: Po1 ------------ Age of the Port-channel = 00d:00h:05m:25s Logical slot/port = 2/1 Number of ports = 3 GC = 0x00000000 HotStandBy port = null Port state = Port-channel Protocol = PAGP Port Security = Disabled Ports in the Port-channel: Index Load Port EC state No of bits ------+------+------+------------------+----------- 0 00 Fa0/2 Automatic 0 0 00 Fa0/1 Automatic 0 0 00 Fa0/4 Automatic 0 Time since last port bundled: 00d:00h:05m:08s Fa0/4 SW1#SHOW ETHERCHANNEL LOAD-BALANCE EtherChannel Load-Balancing Operational State (src-mac): Non-IP: Source MAC address IPv4: Source MAC address IPv6: Source MAC add
Helpful commands to check whether your EtherChannel configuration is working properly or not
learningnetwork.cisco.com/s/article/fundamentals-of-eigrp-case-study-1
www.cisco.com/c/en/us/support/docs/ip/enhanced-interior-gateway-routing-protocol-eigrp/16406-eigrp-toc.html
www.certificationkits.com/cisco-certification/cisco-ccna-640-802-exam-certification-guide/cisco-ccna-eigrp-part-i/
community.cisco.com/t5/switching/switchport-trunk-allowed-vlan-remove-1607/td-p/1496171
Switch> Switch>EN Switch#CONF Switch#CONFigure T Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#INT RANGE F0/5-22, F0/24 Switch(config-if-range)#SHUT %LINK-5-CHANGED: Interface FastEthernet0/5, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/6, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/7, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/8, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/9, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/10, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/11, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/12, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/13, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/14, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/15, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/16, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/17, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/18, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/19, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/20, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/21, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/22, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/24, changed state to administratively down Switch(config-if-range)#EXIT Switch(config)#vlan 2 Switch(config-vlan)#name HR Switch(config-vlan)#vlan 3 Switch(config-vlan)#name Management Switch(config-vlan)#exit Switch(config)#int range f0/1-2 Switch(config-if-range)#switchport mode trunk Switch(config-if-range)# %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to down %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to down %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to up Switch(config-if-range)#no switchport mode trunk Switch(config-if-range)#switchport mode access Switch(config-if-range)#switchport nonegotiate Switch(config-if-range)#switchport access vlan 2 Switch(config-if-range)#exit Switch(config)#int range f0/3-4 Switch(config-if-range)#switchport nonegotiate Command rejected: Conflict between 'nonegotiate' and 'dynamic' status. Command rejected: Conflict between 'nonegotiate' and 'dynamic' status. Switch(config-if-range)#switchport mode access Switch(config-if-range)#switchport nonegotiate Switch(config-if-range)#switchport access vlan 3 Switch(config-if-range)#exit Switch(config)#int g0/1 Switch(config-if)#switchport mode trunk Switch(config-if)# %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to down %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to up Switch(config-if)#switchport trunk encapsulation dot1q ^ % Invalid input detected at '^' marker. Switch(config-if)#switchport ? access Set access mode characteristics of the interface mode Set trunking mode of the interface nonegotiate Device will not engage in negotiation protocol on this interface port-security Security related command priority Set appliance 802.1p priority protected Configure an interface to be a protected port trunk Set trunking characteristics of the interface voice Voice appliance attributes Switch(config-if)#switchport trunk ? allowed Set allowed VLAN characteristics when interface is in trunking mode native Set trunking native characteristics when interface is in trunking mode Switch(config-if)#switchport nonegotiate Switch(config-if)#exit Switch(config)#host sw1 sw1(config)#end sw1# %SYS-5-CONFIG_I: Configured from console by console sw1#show vlan VLAN Name Status Ports ---- -------------------------------- --------- ------------------------------- 1 default active Fa0/5, Fa0/6, Fa0/7, Fa0/8 Fa0/9, Fa0/10, Fa0/11, Fa0/12 Fa0/13, Fa0/14, Fa0/15, Fa0/16 Fa0/17, Fa0/18, Fa0/19, Fa0/20 Fa0/21, Fa0/22, Fa0/23, Fa0/24 Gig0/2 2 HR active Fa0/1, Fa0/2 3 Management active Fa0/3, Fa0/4 1002 fddi-default active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Switch>EN Switch#CONF Switch#CONFigure T Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#HOST sw2 sw2(config)#INT G0/1 sw2(config-if)#SWITCHPORT MODE TRUNK sw2(config-if)# %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to down %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to up sw2(config-if)#SWITCHPORT NONEGOTIATE sw2(config-if)#exit sw2(config)#vlan 2 sw2(config-vlan)#name HR sw2(config-vlan)#vlan 3 sw2(config-vlan)#mangement ^ % Invalid input detected at '^' marker. sw2(config-vlan)#name mangement sw2(config-vlan)#exit sw2(config)#int range f0/6-24 sw2(config-if-range)#shut %LINK-5-CHANGED: Interface FastEthernet0/6, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/7, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/8, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/9, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/10, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/11, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/12, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/13, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/14, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/15, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/16, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/17, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/18, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/19, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/20, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/21, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/22, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/23, changed state to administratively down %LINK-5-CHANGED: Interface FastEthernet0/24, changed state to administratively down sw2(config-if-range)# sw2(config-if-range)#exit sw2(config)#int range f0/1-2 sw2(config-if-range)#switchport mode access sw2(config-if-range)#switchport access vlan 2 sw2(config-if-range)#int range f0/3-4 sw2(config-if-range)#switchport mode access sw2(config-if-range)#switchport access vlan 3 sw2(config-if-range)#end sw2# %SYS-5-CONFIG_I: Configured from console by console sw2#wr Building configuration... [OK] sw2#