Cisco IOS upgrade , License activate

 
I'm making a CCEEW home LAB

I bought almost all of the equipment and I haven't bought two yet



I'm going to buy it soon



Today, I'm upgrading the IOS version one by one



Upgrade using TFTP

Required Materials

1. Switch

2. IOS Files

3. Console cable

4. Ethernet cable

5. Laptops
 

1. Switch

Connect the Switch to the laptop with a console cable

 I usually use COM3, but this can vary with each connection

Speed 9600
 
 
Then, connect the Ethernet cable to any port and connect it to the laptop 
 
 

2.  ISO file download .... 

Download it from Cisco's official website or... get ready
 

3. TFTP setup..

https://pjo2.github.io/tftpd64/

TFTPD64 : an opensource IPv6 ready TFTP server/service for windows  : TFTP server

You can download it for free on the above site
 

4. Ethernet Setup 

my pc ethernet (ncpa.cpl)

 
switch config
 
vlan 1
int vlan 1 
ip add 192.168.2.20 255.255.255.0
 

5. Switch and pc pinging check

PC to Switch

 
Switch to PC 
 

6. TFTP setup

Current Directory -> ISO file folder
Server Interfaces -> my Ethernet IP 192.168.68.2.25

 
 

7. iso file copy  pc to Switch

copy tftp: flash:
address - 192.168.2.25
filename - iso file name
destination file name - same file name setup

 

 

8. wait .....wait ..... wait

 

Switch#conf t
Enter configuration commands, one per line.  End with CNTL/Z.
Switch(config)#bo
Switch(config)#boot sys
Switch(config)#boot system fl
Switch(config)#do show fla
Switch(config)#do show flash:
-#- --length-- ---------date/time--------- path
  2    2097152 Apr 11 2025 23:31:53.0000000000 +00:00 nvram_config
  3   82653508 May 31 2022 19:38:04.0000000000 +00:00 cat3k_caa-base.SPA.03.06.01E.pkg
  4    6625980 May 31 2022 19:38:05.0000000000 +00:00 cat3k_caa-drivers.SPA.03.06.01E.pkg
  5   33749996 May 31 2022 19:38:04.0000000000 +00:00 cat3k_caa-infra.SPA.03.06.01E.pkg
  6   42827072 May 31 2022 19:38:04.0000000000 +00:00 cat3k_caa-iosd-universalk9.SPA.152-2.E1.pkg
  7   25727884 May 31 2022 19:38:04.0000000000 +00:00 cat3k_caa-platforhttp://m.SPA.03.06.01E.pkg
  8   99240768 May 31 2022 19:38:05.0000000000 +00:00 cat3k_caa-wchttp://m.SPA.10.2.111.0.pkg
  9       1236 May 31 2022 19:38:18.0000000000 +00:00 packages.conf
 10       4096 Apr 11 2025 20:38:05.0000000000 +00:00 dc_profile_dir
 11     171988 Apr 11 2025 20:38:05.0000000000 +00:00 dc_profile_dir/dc_default_profiles.txt
 12     171988 Apr 11 2025 20:38:05.0000000000 +00:00 dc_profile_dir/dc_default_profiles.txt.bkp
 13  478264314 Apr 11 2025 22:53:45.0000000000 +00:00 cat3k_caa-universalk9.16.12.01.SPA.bin
764604416 bytes available (774971392 bytes used)

Switch(config)#bo
Switch(config)#boot sys
Switch(config)#boot system fl
Switch(config)#boot system flash:cat3k_caa-universalk9.16.12.01.SPA.bin
Switch(config)#end
Switch#wi
Switch#wireless me
Switch#wireless me
*Apr 11 23:33:38.296: %SYS-5-CONFIG_I: Configured from console by console
                ^
% Invalid input detected at '^' marker.

Switch#write me
Switch#write memory
Building configuration...
Compressed configuration from 2442 bytes to 1256 bytes[OK]
Switch#reload
Reload command is being issued on Active unit, this will reload the whole stack
Proceed with reload? [confirm]
 

 
 
------------------------------------ added 04-12-2025
 
switch를 연구목적으로 평가판 활성화를 합니다, 90일만 사용합니다.
 
Switch#
Switch#show license right-to-use
                     ^
% Invalid input detected at '^' marker.

Switch#show license summary
Smart Licensing is ENABLED

Registration:
  Status: UNREGISTERED
  Export-Controlled Functionality: NOT ALLOWED

License Authorization:
  Status: EVAL MODE
  Evaluation Period Remaining: 89 days, 23 hours, 34 minutes, 8 seconds

License Usage:
  License                 Entitlement tag               Count Status
  -----------------------------------------------------------------------------
                          (C3650-24 LAN Base)               1 EVAL MODE



라이센스 활성화 
 
Switch(config)# license boot level ipservices
% use 'write' command to make license boot config take effect on next boot

Switch(config)# exit
 
 
IPservices 모드가 되어야 VRF 를 사용할수 있습니다 
평가판으로 90일만 연구목적으로 사용할수 있습니다 
시스코 감사합니다 

 
무지한 저에게 깨달음을 주신 신비님께 이 영광을 돌립니다 
 
 
 

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IOS 파일 pc에 backup 하기

copy flash tftp 
file name
192.168.2.25 / pc ethernet interface
file name