네트워크-Router, Switch, Security: 33개의 글

[보안장비-Security] SECUI MF2 보안장비 세션 초기화 방법 (force=true)

Posted by nkjok
2024. 4. 5. 15:36 네트워크-Router, Switch, Security/보안장비-Security
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?force=true    /  웹사이트 세션초기화
예1)    https://3.3.3.1/mf2/index./?force=true
예2)    https://192.168.10.10/mf2/?force=true

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[스위치-Switch] CISCO 스위치 포트미러 사용방법

Posted by nkjok
2024. 3. 27. 13:05 네트워크-Router, Switch, Security/스위치-Switch
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포트미러 사용법
monitor session 1 source interface Fa0/2
monitor session 1 destination interface Fa0/5

monitor session 1 source interface Fa0/2  -> 모니터링할 포트
monitor session 1 destination interface Fa0/5  -> 노트북에 출력할 포트
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[보안장비-Security] Xnsystem Neobox X4b 초기화방법 (Recovery)

Posted by nkjok
2024. 3. 27. 11:13 네트워크-Router, Switch, Security/보안장비-Security
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XN VPN 초기화 방법

setup factory_default clean

reboot now really

ID/PW 입력

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[스위치-Switch] CISCO C2950 스위치 초기화방법 (Recovery)

Posted by nkjok
2024. 3. 22. 10:19 네트워크-Router, Switch, Security/스위치-Switch
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초기화 방법(요약)
1) MODE + 전원 ON 
2) switch: flash_init 
3) switch: rename flash:/config.text flash:/tempconfig.text 
4) switch: boot

- 설명추가
1) 장비 하드웨어의 MODE 누르고 있는 상태로 전원 ON 
2) switch: 프롬프트가 출력되면 MODE에 있는 손을 제거하고 flash_init 입력
3) switch: rename flash:/config.text flash:/tempconfig.text 
4) switch: boot 입력하면 재부팅 후 초기화 된 스위치를 확인할 수 있다



------------아래는 참고용 실제 작업 로그 
switch: d fl  flash_init

Initializing Flash...

flashfs[0]: 20 files, 2 directories

flashfs[0]: 0 orphaned files, 0 orphaned directories

flashfs[0]: Total bytes: 7741440

flashfs[0]: Bytes used: 4874752

flashfs[0]: Bytes available: 2866688

flashfs[0]: flashfs fsck took 7 seconds.

...done initializing flash.

Boot Sector Filesystem (bs:) installed, fsid: 3

Parameter Block Filesystem (pb:) installed, fsid: 4

switch: rename flash:/config.tes xt flash:/router

switch: 

switch: 

switch: 

switch: dir


List of filesystems currently registered:


               flash[0]: (read-write)

              xmodem[1]: (read-only)

                null[2]: (read-write)

                  bs[3]: (read-only)


switch: boot

Loading "flash:/c2950-i6q4l2-mz.121-13.EA1.bin"...#################################################################################################################################################################################################################################################################################################################################


File "flash:/c2950-i6q4l2-mz.121-13.EA1.bin" uncompressed and installed, entry point: 0x80010000

executing...


              Restricted Rights Legend

Use, duplication, or disclosure by the Government is
subject to restrictions as set forth in subparagraph
(c) of the Commercial Computer Software - Restricted
Rights clause at FAR sec. 52.227-19 and subparagraph
(c) (1) (ii) of the Rights in Technical Data and Computer
Software clause at DFARS sec. 252.227-7013.

           cisco Systems, Inc.
           170 West Tasman Drive
           San Jose, California 95134-1706



Cisco Internetwork Operating System Software 
IOS (tm) C2950 Software (C2950-I6Q4L2-M), Version 12.1(13)EA1, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2003 by cisco Systems, Inc.
Compiled Tue 04-Mar-03 02:14 by yenanh
Image text-base: 0x80010000, data-base: 0x805A8000


Initializing flashfs...
flashfs[1]: 20 files, 2 directories
flashfs[1]: 0 orphaned files, 0 orphaned directories
flashfs[1]: Total bytes: 7741440
flashfs[1]: Bytes used: 4874752
flashfs[1]: Bytes available: 2866688
flashfs[1]: flashfs fsck took 7 seconds.
flashfs[1]: Initialization complete.
Done initializing flashfs.
POST: System Board Test : Passed
POST: Ethernet Controller Test : Passed
ASIC Initialization Passed

POST: FRONT-END LOOPBACK TEST : Passed
cisco WS-C2950-24 (RC32300) processor (revision J0) with 20839K bytes of memory.
Processor board ID FOC0728W0RM
Last reset from system-reset
Running Standard Image
24 FastEthernet/IEEE 802.3 interface(s)

32K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address: 00:0D:65:52:C1:00
Motherboard assembly number: 73-5781-11
Power supply part number: 34-0965-01
Motherboard serial number: FOC07271RLK
Power supply serial number: DAB072780FR
Model revision number: J0
Motherboard revision number: A0
Model number: WS-C2950-24
System serial number: FOC0728W0RM


         --- System Configuration Dialog ---

Would you like to enter the initial configuration dialog? [yes/no]: 
00:00:14: %SPANTREE-5-EXTENDED_SYSID: Extended SysId enabled for type vlan
00:00:17: %SYS-5-RESTART: System restarted --
Cisco Internetwork Operating System Software 
IOS (tm) C2950 Software (C2950-I6Q4L2-M), Version 12.1(13)EA1, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2003 by cisco Systems, Inc.
Compiled Tue 04-Mar-03 02:14 by yenanh
00:00:21: %LINK-3-UPDOWN: Interface FastEthernet0/2, changed state to up
00:00:22: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to up
00:00:53: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up
% Please answer 'yes' or 'no'.
Would you like to enter the initial configuration dialog? [yes/no]: 
% Please answer 'yes' or 'no'.
Would you like to enter the initial configuration dialog? [yes/no]: n



Press RETURN to get started!


Switch>
Switch>
Switch>
Switch>
Switch>
Switch>en
Switch#

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[3CDaemon] 시스코 스위치 (Cisco Switch) 의 3C데몬 TFTP를 이용한 OS 전송 및 업그레이드 (펌웨어 업데이트)

Posted by nkjok
2022. 9. 14. 19:17 네트워크-Router, Switch, Security
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프로그램 실행하고 OS가 있는 폴더를 지정한다.

 

GO를 클릭한다.

GO를 클릭한 화면

 

여기까지가 3C데몬을 이용하여 1개의 PC를 TFTP 서버로 활성화한 상태이다.

 

 

 

 

 

시스코 스위치에서 아래 명령어를 입력한다.

POS3650_3F_36#copy tftp flash:
Address or name of remote host [10.197.240.100]? 
Source filename [cat3k_caa-universalk9.16.09.06.SPA]? cat3k_caa-universalk9.16.09.06.SPA.bin
Destination filename [cat3k_caa-universalk9.16.09.06.SPA.bin]? 
Accessing tftp://10.197.240.100/cat3k_caa-universalk9.16.09.06.SPA.bin...
Loading cat3k_caa-universalk9.16.09.06.SPA.bin from 10.197.240.100 (via Vlan240): !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 450568480 bytes]

copy tftp flash: 명령어를 입력하고 서버IP, 파일명을 입력하고 엔터엔터... 하면 !!!를 출력하며 파일이 전송된다.

3C데몬에서 Bytes가 상승하는 것을 확인 할 수 있다.

 

 

 

 

데이터가 전송이 완료 될 때까지 기다린다.

완료 이후 스위치에서 boot system switch all flash:cat3k_caa-universalk9.16.09.06.SPA.bin 명령어로 부팅OS를 지정하고 재부팅한다

재부팅 명령어 : reload

 

 

 

 

재부팅 전 버전

 

재부팅 후 버전

show version 명령어를 통해 OS 버전이 업그레이드 된 것을 확인 할 수 있다.

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[스위치-Switch] CISCO POE 스위치의 show power inline 전력량 보는법

Posted by nkjok
2022. 8. 22. 12:25 네트워크-Router, Switch, Security/스위치-Switch
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DS2S3560_1F_16#show power inline  
Available:370.0(w)  Used:92.4(w)  Remaining:277.6(w)

Interface Admin  Oper       Power   Device              Class Max
                            (Watts)                            
--------- ------ ---------- ------- ------------------- ----- ----
Fa0/1     auto   on         15.4    Ieee PD             0     15.4 
Fa0/2     auto   on         15.4    Ieee PD             4     15.4 
Fa0/3     auto   off        0.0     n/a                 n/a   15.4 
Fa0/4     auto   on         15.4    Ieee PD             4     15.4 
Fa0/5     auto   off        0.0     n/a                 n/a   15.4 
Fa0/6     auto   on         15.4    Ieee PD             4     15.4 
Fa0/7     auto   off        0.0     n/a                 n/a   15.4 
Fa0/8     auto   off        0.0     n/a                 n/a   15.4 
Fa0/9     auto   off        0.0     n/a                 n/a   15.4 
Fa0/10    auto   off        0.0     n/a                 n/a   15.4 
Fa0/11    auto   off        0.0     n/a                 n/a   15.4 
Fa0/12    auto   on         15.4    Ieee PD             4     15.4 
Fa0/13    auto   off        0.0     n/a                 n/a   15.4 
Fa0/14    auto   off        0.0     n/a                 n/a   15.4 
Fa0/15    auto   on         15.4    Ieee PD             4     15.4 
Fa0/16    auto   off        0.0     n/a                 n/a   15.4 
Fa0/17    auto   off        0.0     n/a                 n/a   15.4 
Fa0/18    auto   off        0.0     n/a                 n/a   15.4 
Fa0/19    auto   off        0.0     n/a                 n/a   15.4 
Fa0/20    auto   off        0.0     n/a                 n/a   15.4 
Fa0/21    auto   off        0.0     n/a                 n/a   15.4 
Fa0/22    auto   off        0.0     n/a                 n/a   15.4 
Fa0/23    auto   off        0.0     n/a                 n/a   15.4 
Fa0/24    auto   off        0.0     n/a                 n/a   15.4 
DS2S3560_1F_16#

 

 

총량 : Available:370.0(w)  

사용량 : Used:92.4(w)  

남은량 : Remaining:277.6(w)

 

Device Type: Ieee PD
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[SecureCRT] 글자 짤림 해결하기, 글자수 늘리기, 글자버퍼 늘리기

Posted by nkjok
2022. 8. 21. 16:31 네트워크-Router, Switch, Security
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1. SecureCRT에서 글자 짤림 해결하기, 글자수 늘리기, 글자버퍼 늘리기

1. Options  >  Globbal Options... 이동

 

Default Sessions  >  Edit Default Settings... 이동

 

Emulation  >  Scrollback Buffer   수치를 늘려준다.

 

 

 

 

※ 위 설정을 변경해도 글자수가 짤린다면, 기존에 연결되어있는 세션 또는 세션 Manager에 있는 정보를 그대로 불러오는 것이므로 별도로 수정이 필요하다.

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SecureCRT 세션 사용하기

Posted by nkjok
2022. 7. 26. 10:55 네트워크-Router, Switch, Security
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C:\Users\Administrator\AppData\Roaming\VanDyke\Config

안에 세션 파일 복사하면 됨.

AppData 숨김 파일 이므로 폴더 옵션 수정 필요함.

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