Код:
DGS-3620-28SC:admin#sh sw
Command: show switch
Device Type : DGS-3620-28SC Gigabit Ethernet Switch
MAC Address : 1C-7E-E5-72-44-00
IP Address : 10.90.90.90 (Manual)
VLAN Name : default
Subnet Mask : 255.0.0.0
Default Gateway : 10.90.90.1
Boot PROM Version : Build 1.00.012
Firmware Version : Build 1.00.035
Hardware Version : A1
Firmware Type : EI
Serial Number : PVXE1B7000057
System Name :
System Location :
System Uptime : 1 days, 15 hours, 30 minutes, 3 seconds
System Contact :
Spanning Tree : Disabled
GVRP : Disabled
IGMP Snooping : Disabled
MLD Snooping : Disabled
RIP : Disabled
RIPng : Disabled
DVMRP : Disabled
PIM : Disabled
PIM6 : Disabled
OSPF : Disabled
OSPFv3 : Disabled
BGP : Disabled
VLAN Trunk : Disabled
Telnet : Enabled (TCP 23)
Web : Enabled (TCP 80)
SNMP : Enabled
SSL Status : Disabled
SSH Status : Disabled
802.1X : Disabled
Jumbo Frame : Off
CLI Paging : Enabled
MAC Notification : Disabled
Port Mirror : Disabled
SNTP : Disabled
DHCP Relay : Disabled
DNSR Status : Disabled
VRRP : Disabled
HOL Prevention State : Enabled
Syslog Global State : Disabled
Single IP Management : Disabled
Password Encryption Status : Disabled
DNS Resolver : Disabled
Отправляем на порт коммутатора 32000 пакетов с разными МАС источника в виде:
Код:
17:09:24.597939 00:01:b8:df:d6:6f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.598106 00:01:80:fd:6b:6f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.598263 00:01:29:72:63:37 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.598464 00:01:c2:bf:db:7e (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.598704 00:01:d0:bf:fc:6f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.598897 00:01:8a:37:fd:7f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.599108 00:01:fd:ff:bd:04 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.599279 00:01:bc:69:3f:09 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.599484 00:01:bc:fa:ff:4b (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.599739 00:01:4e:ff:ff:2f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.599941 00:01:e0:f7:2f:37 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.600111 00:01:60:da:72:1b (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.600367 00:01:a6:b4:25:49 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.600596 00:01:06:db:ff:5f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.600802 00:01:e6:bb:ff:3f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.600962 00:01:e6:cb:ff:3f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.601164 00:01:d8:cb:ff:5f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.601434 00:01:ad:dc:a6:2d (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.601686 00:01:d2:6f:f6:6f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.601920 00:01:d8:7f:c9:5f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.602112 00:01:25:37:5b:12 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.602324 00:01:b9:25:b3:1f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.602528 00:01:fd:ff:e6:0f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.602687 00:01:54:d3:7e:49 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.602885 00:01:4d:db:de:0f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.603144 00:01:af:49:92:2d (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.603405 00:01:bd:5f:f8:13 (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.603640 00:01:d9:d6:f6:0f (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
17:09:24.603832 00:01:d8:ff:ff:5b (oui Unknown) > 00:04:75:c8:28:e5 (oui Unknown), 802.3, length 106: LLC, dsap Null (0x00) Individual, ssap Null (0x00) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 92
И с помощью команды проверяем число изученных коммутатором МАС-адресов
Код:
DGS-3620-28SC:admin#show fdb
Command: show fdb
Unicast MAC Address Aging Time = 300
VID VLAN Name MAC Address Port Type Status
---- -------------------------------- ----------------- ----- ------- -------
1 default 00-01-00-00-00-00 21 Dynamic Forward
1 default 00-01-00-01-00-00 21 Dynamic Forward
1 default 00-01-00-02-00-00 21 Dynamic Forward
1 default 00-01-00-03-00-00 21 Dynamic Forward
1 default 00-01-00-04-00-00 21 Dynamic Forward
1 default 00-01-00-05-00-00 21 Dynamic Forward
1 default 00-01-00-06-00-00 21 Dynamic Forward
1 default 00-01-00-07-00-00 21 Dynamic Forward
1 default 00-01-00-08-00-00 21 Dynamic Forward
1 default 00-01-00-09-00-00 21 Dynamic Forward
1 default 00-01-00-0A-00-00 21 Dynamic Forward
1 default 00-01-00-0B-00-00 21 Dynamic Forward
1 default 00-01-00-0C-00-00 21 Dynamic Forward
1 default 00-01-00-0D-00-00 21 Dynamic Forward
1 default 00-01-00-0E-00-00 21 Dynamic Forward
1 default 00-01-00-0F-00-00 21 Dynamic Forward
1 default 00-01-00-10-00-00 21 Dynamic Forward
1 default 00-01-00-11-00-00 21 Dynamic Forward
Total Entries: 8197