Difference between revisions of "B&O"

Revision as of 09:15, 13 May 2012

Dette vil blive brugt af studie grupper på B&O

CCNP

Her vil der være forskellige ccnp relaterede emner

BGP

ISIS

EIGRP

OSPF

QoS

DSCP	Binary	Decimal	TOS	HEX
Default	000000	0	0	0x0
CS1	001000	8	32	0x20
AF11	001010	10	40	0x28
AF12	001100	2	48	0x30
AF13	001110	14	56	0x38
CS2	010000	16	64	0x40
AF21	010010	18	72	0x48
AF22	010100	20	80	0x50
AF23	010110	22	88	0x58
CS3	011000	24	96	0x60
AF31	011010	26	104	0x68
AF32	011100	28	112	0x70
AF33	011110	30	120	0x78
CS4	100000	32	128	0x80
AF41	100010	34	136	0x88
AF42	100100	36	144	0x90
AF43	100110	38	152	0x98
CS5	101000	40	160	0xA0
EF	101110	46	184	0xB8
CS6	110000	48	192	0xC0
CS7	111000	56	224	0xE0

EF (101 110)

PHB	High Drop	Medium drop	Low Drop
AF4	11	10	01
AF3	11	10	01
AF2	11	10	01
AF1	11	10	01

Best Effort (000 000)

LFI

	1 Bytes	64 Bytes	128 Bytes	256 Bytes	512 Bytes	1024 Bytes	1500 Bytes
56 kbps	143 us	9 ms	18 ms	36 ms	72 ms	144 ms	214 ms
64 kbps	125 us	8 ms	16 ms	32 ms	64 ms	128 ms	187 ms
128 kbps	62,5 us	4 ms	8 ms	16 ms	32 ms	64 ms	93 ms
256 kbps	31 us	2 ms	4 ms	8 ms	16 ms	32 ms	46 ms
512 kbps	15,5 us	1 ms	2 ms	4 ms	8 ms	16 ms	23 ms
768 kbps	10 us	640 us	1.28 ms	2.56 ms	5.1 ms	10.2 ms	15 ms
1536 kbps	5 us	320 us	640 us	1.28 ms	2.56 ms	5.12 ms	7.5 ms

CCNA

Her vil der være forskellige ccna relaterede emner

Tools

Ping – test the connection between two hosts
Ipconfig – get the settings for your local device
Nslookup – lookup ip address for an webpage or server
Tracert – test where an connection
Arp – address resolution protocol
Netstats – local TCP/UDP connection
Netstats -r – Routing information on local pc
Route print – Routing information on local pc

Other Tools

Packet tracer - Cisco network simulation program

Transfer Protocol

To be done

OSI Model

OSI Model				TCP/IP Model
	Data unit	Layer	Function	Layer
Host layers	Data	7. Application	Network process to application	4. Application
		6. Presentation	Data representation, encryption and decryption, convert machine dependent data to machine independent data
		5. Session	Interhost communication, managing sessions between applications, local socket/session port
	Segments	4. Transport	End-to-end connections, reliability and flow control, [Transfer protocol](TCP/UDP) and application ports	3. Transport
Media layers	Packet/Datagram	3. Network	Path determination and logical addressing	2. Internet
	Frame	2. Data link	Physical addressing	1. Network Access
	Bit	1. Physical	Media, signal and binary transmission	1. Network Access

Application Protocols

Name	Short Name	Port	Transfer Protocol
File Transfer Protocol	FTP	20/21	TCP/UDP
Secure Shell	SSH	22	TCP
Telnet	Telnet	23	TCP
Simple Mail Transfer Protocol	SMTP	25	TCP
Domain Name System	DNS	53	TCP/UDP
Dynamic Host Configuration Protocol	DHCP	67/68	UDP
Trivial File Transfer Protocol	TFTP	69	UDP
HyperText Transfer Protocol	HTTP	80	TCP
Post Office Protocol	POP3	110	UDP
Simple Network Management Protocol	SNMP	161	TCP/UDP
Secure HyperText Transfer Protocol	HTTPS	443	TCP

Spanning Tree

DHCP

Øvelser

Basic Configuration Cisco IOS

Configure Hostname:

Router#<input>conf t</input>
Router(config)#<input>Hostname BandOHQR</input>
BandOHQR(config)#<input>end</input>
BandOHQR#<input>wr</input>

Configure Password:

Router#<input>conf t</input>
Router(config)#<input>enable password MyNewPassword</input>
Router(config)#<input>end</input>
Router#<input>wr</input>

Configure service password-encryption:

Router#<input>conf t</input>
Router(config)#<input>service password-encryption</input>
Router(config)#<input>end</input>
Router#<input>wr</input>

Configure Secret:

Router#<input>conf t</input>
Router(config)#<input>enable secret MyNewPassword</input>
Router(config)#<input>end</input>
Router#<input>wr</input>

Configure (VTY) Virtual Terminal Password:

Router#<input>conf t</input>
Router(config)#<input>line vty 0 4</input>
Router(config-line)#<input>password MyNewPassword</input>
Router(config-line)#<input>login</input>
Router(config-line)#<input>end</input>
Router#<input>wr</input>

Configure Consol Terminal Password:

Router#<input>conf t</input>
Router(config-line)#<input>line console 0</input>
Router(config-line)#<input>password MyNewPassword</input>
Router(config-line)#<input>login</input>
Router(config-line)#<input>end</input>
Router#<input>wr</input>

Change Banner:

Router#<input>conf t</input>
Router(config)#<input>banner motd Q</input>
Enter TEXT message.  End with the character 'Q'.
<input>######                           #####      #######
#     #   ##   #    #  ####     #     #     #     # #      #    # ######  ####  ###### #    #
#     #  #  #  ##   # #    #    #     #     #     # #      #    # #      #      #      ##   #
######  #    # # #  # #         # ### # #   #     # #      #    # #####   ####  #####  # #  #
#     # ###### #  # # #  ###    #     ##    #     # #      #    # #           # #      #  # #
#     # #    # #   ## #    #    #     ##    #     # #      #    # #      #    # #      #   ##
######  #    # #    #  ####      #####   #  ####### ######  ####  #       ####  ###### #    #


                      ***************************************
                      * Access for Authorized personal only *
                      ***************************************
Q</input>
Router(config)#<input>end</input>
Router#<input>wr</input>

Disable Domain lookup:

Router#<input>conf t</input>
Router(config)#<input>no ip domain-lookup</input>
Router(config)#<input>end</input>
Router#<input>wr</input>

Copy configuration from RAM to NVRAM:

Router#<input>copy running-config startup-config </input>

Show activ configuration:

Router#<input>show running-config</input>

Backup Configuration on TFTP Server:

Router#<input>copy running-config tftp</input>
Remote host []?<input>192.168.1.100</input>
Name of configuration file to write [BandOHQ-config]?<input>BandO-config.backup</input>
Write file BandO-config.backup to 192.168.1.100? [confirm]
Writing BandO-config.backup !!!!!! [OK]

Removing All Configurations:

Router#<input>erase startup-config</input>

Kenni

@@ Line 569: / Line 569: @@
 </source>
+Removing All Configurations:
+<source lang="cli">
+Router#<input>erase startup-config</input>
+</source>
 [mailto:knt@bang-olufsen.dk Kenni]
 [[Category:Network]] [[Category:Students]]
 {{source cli}}

Navigation menu