Лабораторная работа 3.
В данной части изучается работа N-BaseCommunication.
Работа с telnet
В данной работе изучается возможности коммутатора по сбору сетевой статистики, которая позволяет анализировать работу сети и исключать.
MEGA_Switch_>get-eth-cnt 7
Ethernet Statistics for port 7
=================================
Transmit OK : 249172
Underflow Errors: 0
Exces Coll Errors: 0
Exces Fctrl Errors: 1
Receive EOF : 245338
Receive OK : 245288
Overflow Errors: 0
CRC Errors: 0
Alignment Errors: 0
Runt Errors: 0
Lost/Fctrl Errors: 51
Too Long Errors: 0
=================================
MEGA_Switch_>get-colls-cnt 7
Ethernet Collision Distribution for port 7
==================================================
0 collison count : 248985
1 collison count : 2064
2 collison count : 199
3 collison count : 83
4 collison count : 18
5 collison count : 3
6 collison count : 1
7 collison count : 0
8 collison count : 0
9 collison count : 0
10 collison count : 0
11 collison count : 0
12 collison count : 0
13 collison count : 0
14 collison count : 0
15 collison count : 0
16 collison count : 0
==================================================
MEGA_Switch_>get-br-cnt 7
Ethernet Switching Counters for port 7
====================================================
Frm Received OK : 253517
Bytes Received : 32316242
Frm Filtered : 0
Frm to all ports : 427
Frm multicast : 425
Frm lost/fctrl : 51
Transmit OK : 257501
Forward to port : FRAMES BYTES
-----------------------------------------------------
1 : 0 0
2 : 0 0
3 : 427 68156
4 : 427 68132
5 : 427 68158
6 : 239668 27125187
7 : 0 0
8 : 4704 806949
====================================================
MEGA_Switch_>get-ip
The device IP address is : 193.125.254.100
MEGA_Switch_>sys-stat
NBase Switch NH-208AT MegaSwitch
SNMP Agent Software - Version V3.9 Nov 27 1996 16:11:52
SNMP Object ID is : < .1.3.6.1.4.1.629.1.1.2 >
System MAC Address : 00-20-1A-01-0E-40
Total uptime(hundredths of seconds ): 1196242
Total uptime(days, hh:mm:ss format): 0 days, 3:19:22.42
i/f 1 -- description [ Port 1 - 100 BaseTX Ethernet Port] -- status [up]
i/f 2 -- description [ Port 2 - missing ] -- status [DOWN]
i/f 3 -- description [ Port 3 - 10 Mbps Ethernet Port] -- status [up]
i/f 4 -- description [ Port 4 - 10 Mbps Ethernet Port] -- status [up]
i/f 5 -- description [ Port 5 - 10 Mbps Ethernet Port] -- status [up]
i/f 6 -- description [ Port 6 - 10 Mbps Ethernet Port] -- status [up]
i/f 7 -- description [ Port 7 - 10 Mbps Ethernet Port] -- status [up]
i/f 8 -- description [ Port 8 - 10 Mbps Ethernet Port] -- status [up]
MEGA_Switch_>get-mgm-brcnt
Management Port Counters
=============================================
Frm Received : 11317
Bytes Received : 4894181
Frm Filtered : 99
Frm Received Bcast: 678
Frm Transmited : 33781
Frm Transmit Ucast: 10931
Frm Transmit Mcast: 22850
Frm Transmit Bcast: 30
Received from port: FRAMES BYTES
----------------------------------------------------
1 : 13 1380
2 : 0 0
3 : 5 1163
4 : 0 0
5 : 0 0
6 : 47 11263
7 : 10872 4837432
8 : 379 42883
Transmit to port : FRAMES BYTES
-----------------------------------------------------
1 : 3289 197460
2 : 0 0
3 : 3289 197460
4 : 3289 197460
5 : 3290 197520
6 : 3290 197520
7 : 13939 5268014
8 : 3571 218388
---------------------------------------------------
MEGA_Switch_>get-arp-tbl
IfIndex IpAddress MAC Address
===============================================
7 193.125.254.103 00-C0-26-2B-67-BB
7 193.125.254.104 00-C0-26-2B-67-AC
7 193.125.254.106 00-C0-26-2B-65-9A
7 193.125.254.102 00-C0-26-2B-41-90
MEGA_Switch_>get-mgm-brcnt
Management Port Counters
=============================================
Frm Received : 12903
Bytes Received : 5366461
Frm Filtered : 99
Frm Received Bcast: 692
Frm Transmited : 36718
Frm Transmit Ucast: 12565
Frm Transmit Mcast: 24153
Frm Transmit Bcast: 37
Received from port: FRAMES BYTES
----------------------------------------------------
1 : 13 1380
2 : 0 0
3 : 5 1163
4 : 0 0
5 : 0 0
6 : 48 11506
7 : 12457 5309469
8 : 380 42943
Transmit to port : FRAMES BYTES
-----------------------------------------------------
1 : 3484 209188
2 : 0 0
3 : 3471 208408
4 : 3484 209188
5 : 3484 209188
6 : 3484 209188
7 : 15767 5799785
8 : 3765 230056