1. : Ethernet OmniSwitch6850 .
OmniSwitch6850.
.
3. :
, .
, .
, . COM .
, COM RJ-45. OmniSwitch6850 COM RJ-45.
, HyperTerminal ( ). :
BPS - 9600
Data Bits 8
Parity NONE
Stop bits 1
Flow Control NONE
, , .
Enter .
admin, - switch.
Login: admin
Password: switch
, , boot.cfg WORKING CERIFIED.
dir, ls, cd, rm.
WORKING
Ø cd working
Ø ls
boot.cfg rm (z.b. rm boot.cfg)
CERTIFIED boot.cfg
Ø reload working no rollback-timeout
TAB.
.
1
(VLAN). VLAN.
, VLAN 1 VLAN. :
Ø show vlan
Ø show vlan port
, .
ARP. :
|
|
Ø show arp
Ø show macaddress-table
1/23 1/24 . :
Ø show arp
Ø show macaddress-table
, IP :
1PC 192.168.1.101
2PC 192.168.1.102
PING 192.168.1.103 . :
Ø show arp
Ø show macaddress-table
1- PC PING 192.168.1.102 :
Ø show arp
Ø show macaddress-table
ARP RARP PC.
VLAN 20, :
Ø vlan 20
Ø show vlan
Ø show vlan port
VLAN 20 1/24, 2- 192.168.1.12.
:
Ø vlan 20 port default
Ø show vlan 20 port
Ø show vlan port
PING 192.168.1.1X1 2. VLAN 20 1/23 PING PING 192.168.1.1X1 2.
. 3.1 Ethernet
.
. 3.2 Ethernet
, , , VLAN 20.
, VLAN 20 .
2. IEEE 802.1Q.
VLAN 30 VLAN 1/24, 2 192.168.30.12, .
. 3.3 VLAN 20, 30
, 2 VLAN 30 VLAN, .
VLAN 30 , . :
Ø vlan 30 802.1q 1/Z ( 2 , Z- )
Ø show vlan 30 port
Ø show vlan 20 port
Ø show vlan port
, , VLAN . :
Ø show macaddress-table
Ø show arp
PING , VLAN, . PING.
3. STP ( 11).
STP :
Ø show spantree
Ø show spantree 1 ( 1 VLAN)
11 :
Ø show spantree ports
Ø show spantree ports forwarding
Ø show spantree ports blocking
(root bridge) VLAN 20. VLAN 20.
VLAN 20 VLAN 30 STP (. 3.4). , . .
|
|
.3.4 VLAN 20, 30
VLAN20 VLAN 30 11 . , , VLAN 30 4096. , 32768 MAC .
:
Ø bridge 30 priority 4096
. , STP VLAN 20, VLAN 30.
.
3- . VLAN , , VLAN 802.1q, .
5. :
1. VLAN?
2. VLAN ?
3. VLAN ?
4. IEEE 802.1Q.
5. STP.
1. . . Ethernet. ..: -. 2007. 592 .
2. . ., .. . , , : . 4- ...: , 2010. 944 .
4.
IP/MPLS
- IP/MPLS. (CLI) SROS (service router operating system). IP/MPLS , SROS.
Ø CLI
Ø CLI, , , , .
Ø MPLS- RSVP-TE
Ø (SDP)
Ø ePIPE,
Ø VPLS,