Cisco switch: Unterschied zwischen den Versionen

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=configuration dialog=
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=Grundlegendes=
 +
*[[Cisco Grundlegendes]]
 +
=Configuration dialog=
 
*[[Cisco-switch-initial configuration dialog?]]
 
*[[Cisco-switch-initial configuration dialog?]]
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=Unprivilegierter Modus=
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=Grundkonfiguration=
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*Switch>
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*[[Cisco Switch Grundkonfiguration]]
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=Befehle anzeigen=
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=Cisco Layer 2 oder Layer 3=
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*Switch>?
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*[[Cisco Layer 2 oder Layer 3]]
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=Unprivilegierter Modus=
+
 
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*Switch>enable
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=Interface Konfiguration=
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*Switch#
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*[[Cisco Interface Konfiguration]]
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=Version anzeigen=
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=Show Befehle=
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*Switch#show version
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*[[Cisco Showbefehle]]
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=Konfigurations Modus=
 
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*Switch#configure terminal
 
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*Switch(config)#
 
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=Passwort setzen=
 
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*Switch(config)#enable password strenggeheim
 
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=IP setzen=
 
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*Switch(config)#interface vlan1
 
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*Switch(config-if)#ip address 192.168.240.153 255.255.248.0
 
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*Switch(config-if)#exit
 
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=Default Gateway=
 
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*Switch(config)#ip default-gateway 192.168.240.100
 
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=Webinterface aktivieren=
 
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*Switch(config)#ip http server
 
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*Switch(config)#end
 
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=Speichern=
 
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*Switch# write memory
 
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=Schnittstelle aktivieren=
 
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*Switch#configure terminal
 
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*Switch(config)#interface vlan 1
 
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*Switch(config-if)#no shutdown
 
 
=Webinterface=
 
=Webinterface=
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Als Passwort strenggeheim eingeben kein Username
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*[[Cisco Webinterface]]
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[[Datei:cisco-switch1.png]]
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=Filesystems=
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=Ping=
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*[[Cisco Switch Filesystems]]
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*Switch#ping 192.168.240.200
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=Ssh und Telnet=
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<pre>
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*[[Cisco Switch Ssh und Telnet]]
 +
=Vlans Grundlagen=
 +
*[[Cisco Vlans Grundlagen]]
 +
=Vlan Trunking=
 +
*[[Cisco Vlan Trunking]]
  
−
Type escape sequence to abort.
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=Vlans=
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Sending 5, 100-byte ICMP Echos to 192.168.240.200, timeout is 2 seconds:
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*[[Cisco Vlans]]
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!!!!!
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=DHCP on Vlans=
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</pre>
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*[[Cisco DHCP on Vlans]]
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=Dateisystem anzeigen=
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*[[Cisco DHCP relay]]
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*c3750g#show file systems
 
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=Inhalt von einer Datei anzeigen=
 
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*c3750g#more  config.text
 
−
 
 
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=Anzeige Flash=
 
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*Switch#show flash
 
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Directory of flash:/
 
−
 
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    2  -rwx        3096  Jan 26 2016 15:22:16 +00:00  multiple-fs
 
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    3  -rwx        1590  Mar 1 1993 00:44:44 +00:00  config.old
 
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  457  drwx        192  Mar 1 1993 00:35:33 +00:00  c3750-ipbasek9-mz.122-55.SE6
 
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    84  -rwx        1940  Jan 26 2016 15:22:16 +00:00  private-config.text
 
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    85  -rwx        3021  Jan 26 2016 15:22:16 +00:00  config.text
 
−
 
 
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=Anzeige Flash mit dir=
 
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*Switch#dir flash:
 
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<pre>
 
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Directory of flash:/
 
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    2  -rwx        3096  Jan 26 2016 15:22:16 +00:00  multiple-fs
 
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    3  -rwx        1590  Mar 1 1993 00:44:44 +00:00  config.old
 
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  457  drwx        192  Mar 1 1993 00:35:33 +00:00  c3750-ipbasek9-mz.122-55.SE6
 
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  84  -rwx        1940  Jan 26 2016 15:22:16 +00:00  private-config.text
 
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  85  -rwx        3021  Jan 26 2016 15:22:16 +00:00  config.text
 
−
</pre>
 
  
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=Anzeige Directory=
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=Native Vlan=
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*Switch#dir c3750-ipbasek9-mz.122-55.SE6 
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*[[Cisco Native Vlan]]
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<pre>
+
=VLAN-Trunking Protocol=
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Directory of flash:/c3750-ipbasek9-mz.122-55.SE6/ 
+
*[[Cisco VLAN-Trunking Protocol]]
 +
=Vlan Beschränkung=
 +
*[[Cisco Vlan Beschränkung]]
 +
=Delete Config=
 +
*[[Cisco Delete Config]]
 +
=Cisco Switch Port Security=
 +
*[[Cisco Switch Port Security]]
  
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    4  drwx        1792  Mar 1 1993 00:28:51 +00:00  html
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=Spanning Tree Protocol=
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  82  -rwx    12098384  Mar 1 1993 00:35:33 +00:00  c3750-ipbasek9-mz.122-55.SE6.bin
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*[[Cisco Spanning Tree Protocol]]
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  83  -rwx        681  Mar 1 1993 00:35:33 +00:00  info
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=ACLs=
−
</pre>
+
*[[Cisco ACLs]]
  
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=Ios sichern=
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=Link Aggregation=
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*Switch#copy  flash:/c3750-ipbasek9-mz.122-55.SE6/c3750-ipbasek9-mz.122-55.SE6.bin tftp://192.168.240.200/cisco/
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*[[Link Aggregation]]
−
Address or name of remote host [192.168.240.200]?
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*[[Cisco LACP Linux]]
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Destination filename [cisco/c3750-ipbasek9-mz.122-55.SE6.bin]?
+
*[[Cisco Etherchannel]]
−
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 
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=Konfig sichern=
 
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*Switch#copy running-config tftp://192.168.240.200/cisco/c3750g.conf
 
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Address or name of remote host [192.168.240.200]?
 
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Destination filename [cisco/c3750g.conf]?
 
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!!
 
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4356 bytes copied in 1.409 secs (3092 bytes/sec
 
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=Telnet aktivieren=
 
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*Switch#configure terminal
 
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*Switch(config)#aaa new-model
 
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*Switch(config)#username admin password 0 geheim
 
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*Switch(config)#line vty 0 4
 
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*Switch(config-line)#transport input telnet
 
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=SSH aktivieren=
 
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*Switch(config)#ip domain-name xinux.org
 
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*Switch(config)#hos
 
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*Switch(config)#hostname c3750g
 
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*c3750g(config)#
 
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*c3750g(config)#crypto key generate rsa
 
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<pre>
 
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The name for the keys will be: c3750g.xinux.org
 
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Choose the size of the key modulus in the range of 360 to 2048 for your
 
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  General Purpose Keys. Choosing a key modulus greater than 512 may take
 
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  a few minutes.
 
  
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How many bits in the modulus [512]:
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=Cisco Switch sicher einrichten=
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% Generating 512 bit RSA keys, keys will be non-exportable...[OK]
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*[http://www.nwlab.net/know-how/Cisco/ Sicherheit]
−
</pre>
 
−
*c3750g(config)#ip ssh time-out 60
 
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*c3750g(config)#ip ssh authentication-retries 2
 
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=Abschalten von telnet=
 
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*c3750g#configure terminal
 
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Enter configuration commands, one per line.  End with CNTL/Z.
 
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*c3750g(config)#line vty 0 4
 
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*c3750g(config-line)#transport input ssh
 
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=Switche anzeigen=
 
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*c3750g#show switch
 
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Switch/Stack Mac Address : 0012.d9a3.4400
 
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                                          H/W  Current
 
−
Switch#  Role  Mac Address    Priority Version  State
 
−
----------------------------------------------------------
 
−
*1      Master 0012.d9a3.4400    1      0      Ready             
 
−
  3      Member 0000.0000.0000    0      0      Provisioned
 
  
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=Löschen von Dateien=
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=LLDP=
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*c3750g#dir  flash: 
+
*[[Cisco LLDP]]
−
<pre>
+
=Phone on Switch=
−
Directory of flash:/
+
*[[Cisco Phone on Switch]]
 +
=Cisco Switch an Esxi=
 +
*[[Cisco Switch an Esxi]]
 +
=Cisco Portmirroring=
 +
*[[Cisco Portmirroring]]
 +
=Cisco Radiusanbindung=
 +
*[[Cisco Radiusanbindung]]
  
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    2  -rwx        4501  Jan 26 2016 18:03:22 +00:00  c3750g.conf
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=Cisco 802.1X=
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    3  -rwx        1590  Mar 1 1993 00:44:44 +00:00  config.old
+
*[[Cisco 802.1X]]
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  457  drwx        192  Mar 1 1993 00:35:33 +00:00  c3750-ipbasek9-mz.122-55.SE6
 
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  84  -rwx        3096  Jan 26 2016 16:40:08 +00:00  multiple-fs
 
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  85  -rwx        3019  Jan 26 2016 16:40:08 +00:00  private-config.text
 
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  86  -rwx        3166  Jan 26 2016 16:40:08 +00:00  config.text
 
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  87  -rwx        4501  Jan 26 2016 18:06:51 +00:00  c3750g.cfg
 
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  88  -rwx    1556480  Jan 26 2016 18:08:11 +00:00  ccpexpressAdmin27.tar
 
  
−
15998976 bytes total (1767936 bytes free)
+
=Cisco Mac Authentication Bypass=
−
</pre>
+
*[[Cisco Mac Authentication Bypass]]
−
*c3750g#delete  flash:/c3750g.conf
 
−
Delete filename [c3750g.conf]? 
 
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Delete flash:/c3750g.conf? [confirm]
 
  
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=md5 verifizieren=
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=Policy-Based Routing=
−
*c3750g#verify /md5 flash:/c3750-ipbasek9-mz.122-55.SE6/c3750-ipbasek9-mz.122-55.SE6.bin
+
*[[Cisco Policy-Based Routing]]
−
=Modify Switch Boot path-list testen=
+
=Cisco Switch Diagnose=
−
*c3750g#boot system switch all flash:/c3750-ipbasek9-mz.122-55.SE6/c3750-ipbasek9-mz.122-55.SE6.bin
+
*[[Cisco Switch Diagnose]]
−
=Boot konfig anzeigen=
 
−
*c3750g#show boot
 
−
<pre>
 
−
BOOT path-list      : flash:c3750-ipbasek9-mz.122-55.SE6/c3750-ipbasek9-mz.122-55.SE6.bin
 
−
Config file        : flash:/config.text
 
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Private Config file : flash:/private-config.text
 
−
Enable Break        : no
 
−
Manual Boot        : no
 
−
HELPER path-list    :
 
−
Auto upgrade        : yes
 
−
Auto upgrade path  :
 
−
NVRAM/Config file
 
−
      buffer size:  524288
 
−
Timeout for Config
 
−
          Download:    0 seconds
 
−
Config Download
 
−
      via DHCP:      disabled (next boot: disabled)
 
−
</pre>
 
−
 
 
−
=Vlans=
 
−
*[[Cisco Vlans]]
 
  
 +
=Kurzreferenz=
 +
*http://kohnlehome.de/netz/Switchgrundkonfiguration.pdf
 
=Links=
 
=Links=
−
 
  
 
*http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3750x_3560x/software/release/12-2_55_se/configuration/guide/3750xscg/swvlan.html
 
*http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3750x_3560x/software/release/12-2_55_se/configuration/guide/3750xscg/swvlan.html
 
*http://www.cisco.com/c/en/us/support/docs/switches/catalyst-3750-series-switches/45002-intervlan3750-45002.html
 
*http://www.cisco.com/c/en/us/support/docs/switches/catalyst-3750-series-switches/45002-intervlan3750-45002.html
 
*http://www.thegeekstuff.com/2011/06/upgrade-cisco-ios-image/
 
*http://www.thegeekstuff.com/2011/06/upgrade-cisco-ios-image/
 +
*http://computernetworkingnotes.com/switching-vlan-stp-vtp-dtp-ether-channels/basic-switch-configurations.html
 +
*http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3750/software/release/12-2_55_se/commmand/reference/3750cr/cli2.html
 +
*http://www.cisco.com/c/en/us/support/docs/switches/catalyst-4500-series-switches/69632-configuring-cat-ip-phone.html
 +
*http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SXF/native/configuration/guide/swcg/voip.html?referring_site=bodynav#wp1046284
 +
*http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SXF/native/configuration/guide/swcg/voip.html?referring_site=bodynav#wp1030860
 +
*http://www.cisco.com/en/US/docs/ios/12_4t/ip_addr/configuration/guide/htdhcpre.html

Aktuelle Version vom 5. Februar 2020, 12:04 Uhr

Grundlegendes

Configuration dialog

Grundkonfiguration

Cisco Layer 2 oder Layer 3

Interface Konfiguration

Show Befehle

Webinterface

Filesystems

Ssh und Telnet

Vlans Grundlagen

Vlan Trunking

Vlans

DHCP on Vlans

Native Vlan

VLAN-Trunking Protocol

Vlan Beschränkung

Delete Config

Cisco Switch Port Security

Spanning Tree Protocol

ACLs

Link Aggregation

Cisco Switch sicher einrichten

LLDP

Phone on Switch

Cisco Switch an Esxi

Cisco Portmirroring

Cisco Radiusanbindung

Cisco 802.1X

Cisco Mac Authentication Bypass

Policy-Based Routing

Cisco Switch Diagnose

Kurzreferenz

Links

Abgerufen von „https://xinux.net/index.php?title=Cisco_switch&oldid=20012“