Cisco switch: Unterschied zwischen den Versionen
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Thomas (Diskussion | Beiträge) |
Thomas (Diskussion | Beiträge) |
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Zeile 106: | Zeile 106: | ||
*c3750g(config)#ip ssh time-out 60 | *c3750g(config)#ip ssh time-out 60 | ||
*c3750g(config)#ip ssh authentication-retries 2 | *c3750g(config)#ip ssh authentication-retries 2 | ||
+ | =Abschalten von telnet= | ||
+ | *c3750g#configure terminal | ||
+ | Enter configuration commands, one per line. End with CNTL/Z. | ||
+ | *c3750g(config)#line vty 0 4 | ||
+ | *c3750g(config-line)#transport input ssh |
Version vom 26. Januar 2016, 15:39 Uhr
configuration dialog
Unprivilegierter Modus
- Switch>
Befehle anzeigen
- Switch>?
Unprivilegierter Modus
- Switch>enable
- Switch#
Version anzeigen
- Switch#show version
Konfigurations Modus
- Switch#configure terminal
- Switch(config)#
Passwort setzen
- Switch(config)#enable password strenggeheim
IP setzen
- Switch(config)#interface vlan1
- Switch(config-if)#ip address 192.168.240.153 255.255.248.0
- Switch(config-if)#exit
Default Gateway
- Switch(config)#ip default-gateway 192.168.240.100
Webinterface aktivieren
- Switch(config)#ip http server
- Switch(config)#end
Speichern
- Switch# write memory
Schnittstelle aktivieren
- Switch#configure terminal
- Switch(config)#interface vlan 1
- Switch(config-if)#no shutdown
Webinterface
Als Passwort strenggeheim eingeben kein Username
Ping
- Switch#ping 192.168.240.200
Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 192.168.240.200, timeout is 2 seconds: !!!!!
Anzeige Flash
- Switch#show flash
Directory of flash:/ 2 -rwx 3096 Jan 26 2016 15:22:16 +00:00 multiple-fs 3 -rwx 1590 Mar 1 1993 00:44:44 +00:00 config.old 457 drwx 192 Mar 1 1993 00:35:33 +00:00 c3750-ipbasek9-mz.122-55.SE6 84 -rwx 1940 Jan 26 2016 15:22:16 +00:00 private-config.text 85 -rwx 3021 Jan 26 2016 15:22:16 +00:00 config.text
Anzeige Flash mit dir
- Switch#dir flash:
Directory of flash:/ 2 -rwx 3096 Jan 26 2016 15:22:16 +00:00 multiple-fs 3 -rwx 1590 Mar 1 1993 00:44:44 +00:00 config.old 457 drwx 192 Mar 1 1993 00:35:33 +00:00 c3750-ipbasek9-mz.122-55.SE6 84 -rwx 1940 Jan 26 2016 15:22:16 +00:00 private-config.text 85 -rwx 3021 Jan 26 2016 15:22:16 +00:00 config.text
Anzeige Directory
- Switch#dir c3750-ipbasek9-mz.122-55.SE6
Directory of flash:/c3750-ipbasek9-mz.122-55.SE6/ 4 drwx 1792 Mar 1 1993 00:28:51 +00:00 html 82 -rwx 12098384 Mar 1 1993 00:35:33 +00:00 c3750-ipbasek9-mz.122-55.SE6.bin 83 -rwx 681 Mar 1 1993 00:35:33 +00:00 info
Ios sichern
- Switch#copy flash:/c3750-ipbasek9-mz.122-55.SE6/c3750-ipbasek9-mz.122-55.SE6.bin tftp://192.168.240.200/cisco/
Address or name of remote host [192.168.240.200]? Destination filename [cisco/c3750-ipbasek9-mz.122-55.SE6.bin]? !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Konfig sichern
- Switch#copy running-config tftp://192.168.240.200/cisco/c3750g.conf
Address or name of remote host [192.168.240.200]? Destination filename [cisco/c3750g.conf]? !! 4356 bytes copied in 1.409 secs (3092 bytes/sec
Telnet aktivieren
- Switch#configure terminal
- Switch(config)#aaa new-model
- Switch(config)#username admin password 0 geheim
- Switch(config)#line vty 0 4
- Switch(config-line)#transport input telnet
SSH aktivieren
- Switch(config)#ip domain-name xinux.org
- Switch(config)#hos
- Switch(config)#hostname c3750g
- c3750g(config)#
- c3750g(config)#crypto key generate rsa
The name for the keys will be: c3750g.xinux.org Choose the size of the key modulus in the range of 360 to 2048 for your General Purpose Keys. Choosing a key modulus greater than 512 may take a few minutes. How many bits in the modulus [512]: % Generating 512 bit RSA keys, keys will be non-exportable...[OK]
- c3750g(config)#ip ssh time-out 60
- c3750g(config)#ip ssh authentication-retries 2
Abschalten von telnet
- c3750g#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
- c3750g(config)#line vty 0 4
- c3750g(config-line)#transport input ssh