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Netis ST3326(ST-3302) [107/118] Loopback detection

107

Chapter13: Network Euipment

13.1 Loopback Detection

Figure 13-1-1

Loopback-detection Configuration:

State: Whether enable loopback-detection function on ST3328.

Threshold: Set the threshold of packets.

Interval: Set time interval to send packets.

Loopback-detection Control:

Port Type & List: Choose the port you want to set.

Control: Mode of port control.If loop occurs,how to deal with port state.

There are 3 modes:Interval means wait for a interval then the port still turn to

forwarding state,but ports can not turn to forwarding state in always and close mode.

Содержание

Snmp management switch 1
User s guide 1
Copyright trademarks 2
Fcc statement 2
Intended audience 2
Manual description 2
Safety notices 2
Table of contents 3
Chapter 1 introduction 5
Features 5
Technical specifications 5
The front panel 5
The rear panel 6
Ac power 7
Chapter 2 mounting device 7
Desktop or shelf installation 7
Installation precautions 7
Rack installation 7
Chapter3 login the device 8
Configure the computer 8
Windows xp 8
Windows 7 windows vista 11
Check the connection 14
Login the device 15
Functional overview 16
Chapter4 system 17
System information 17
The home page 17
Ip address 18
Password 19
Mac address 20
Management vlan 20
Console 21
System time config 21
System update 21
Backup recovery 22
Load default 22
Reboot 23
Chapter5 snmp 24
Snmp versions 24
Understanding snmp 24
Snmp community strings 25
Snmp notifications 25
Basic config 26
Community 27
Management station 27
V3engine id 28
V3group config 28
V3user config 29
V3view config 30
Chapter6 port management 31
Port configuration 31
Band resrtricting 32
Port statistics 32
Figure 6 4 1 33
Port description 33
Port description can make a sign to the port which is convenient for you to find any useful information quickly 33
Storm control 33
Understanding storm control 33
Figure 6 5 1 34
Set and view limit of broadcast multicast unknown unicast flood level on port 34
Chapter7 redundancy 35
Introduction to lacp 35
Introduction to link aggregation 35
Understanding etherchannels 35
Understanding load balancing and forwarding methods 36
Link aggregation 37
Basic concepts in smart link 38
Master port 38
Slave port 38
Smart link group 38
Basic concepts in monitor link 39
Downlink port 39
Monitor link group 39
Smart monitor link 39
Uplink port 39
Introduce rrpp 40
Rrpp domain 40
Master node 41
Rrpp control vlan 41
Rrpp protected vlan 41
Rrpp ring 41
Common port and edge port 42
Edge node and assistant edge node 42
Primary port and secondary port 42
Transit node 42
Stp overview 44
Background of mstp 47
Mstp overview 47
Basic mstp terminologies 48
Principle of mstp 50
Mstp implementation on switches 51
Stp configure 52
Stp related standards 52
Mst configure 53
Mstp port 54
Acl overview 57
Chapter8 security 57
Understanding access control parameters 57
Acl config 58
Introduction to vlan 59
Time range 59
Advantages of vlans 60
Mac config 62
Introduction to mac address learning 63
Introduction to mac address table 63
Mac address overview 63
Managing mac address table 63
Mac address filter 64
Static mac address 64
Mac address learn 65
Architecture of 802 x authentication 66
Introduction to 802 x 66
Mac aging time 66
The mechanism of an 802 x authentication system 68
X config 68
X local 70
X port 70
Dhcp ip address assignment 71
Introduction to dhcp 71
Ip address assignment policy 71
Obtaining ip addresses dynamically 72
Updating ip address lease 72
Dhcp packet format 73
Dhcp snooping configuration 73
Introduction to dhcp snooping 73
Introduction to dhcp snooping trusted untrusted ports 73
Overview of dhcp snooping option 82 73
Protocol specification 73
Overview of ip filtering 74
Dhcp configuration 75
Dhcp bind 76
Dhcp server trust 77
Option82 config 78
Option82 policy 78
Arp function 79
Arp message format 79
Arp table 79
Introduction to arp 79
Introduction to arp attack detection 80
Introduction to arp packet rate limit 80
Introduction to arp source mac address consistency check 80
Arp config 81
Arp limite rate 83
Chapter9 qos 85
Introduction to qos 85
New applications and new requirements 85
Traditional packet forwarding service 85
Introduction to qos features 86
Priority trust mode 86
Traffic classification 86
Configuring priority trust mode 87
Priority marking 87
Configuring queue scheduling 88
Dscp queue mapping 89
Qos information 89
P queue mapping 91
Port default priority 92
Queue scheduling 92
Chapter10 multicast 94
Igmp versions 94
Joining a multicast group 94
Leaving a multicast group 94
Understanding igmp snooping 94
Igmp report suppression 95
Immediate leave processing 95
Igmp snooping 96
Understanding multicast vlan registration 96
Cross vlan 97
Igmp route port 98
Igmp port policy 99
Igmp group policy 100
Igmp version 101
Chapter11 network analysis 102
Port mirror 102
Chapter12 ipstack 104
Introduction to ipstack 104
Ipstack 104
Batch update 105
Topology 106
Chapter13 network euipment 107
Loopback detection 107
Chapter14 advanced setup 109
Introduction to gvrp 109
Operating mechanism of garp 109
Gvrp config 110
Protocol specifications 110
Gvrp vlan info 111
Ssh configuration 112
Ssh auth and import 113
Ssh user auth mode 113
Figure 14 2 3 114
Selective qinq overview 114
Ssh authentication mode settings ssh authentication mode settings authentication mode password publickey or both username input username user host ip input user host ip pulbic key algorithm set algorithnm of publicy key rsa or dsa key file choose a key file 114
Chapter15 save parameters 116
But can t communication 117
Can t login to manage switch 117
Chapter16 faq 117
Link status indicator don t shows normal link error 117
Link status indicator show normal 117
Switch start up failure 117
Power failure 118

Netis ST3326(ST-3302) [107/118] Loopback detection

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