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TP-Link TL-SG2452 TL-SG2452 V1 User Guide - Page 17

Device Description, Port Info, Bandwidth Utilization, System, System Info

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 Port Info Figure 4-2 Port Information Port: Type: Rate: Status: Displays the port number of the switch. Displays the type of the port. Displays the maximum transmission rate of the port. Displays the connection status of the port. Click a port to display the bandwidth utilization on this port. The actual rate divided by theoretical maximum rate is the bandwidth utilization. The following figure displays the bandwidth utilization monitored every four seconds. Monitoring the bandwidth utilization on each port facilitates you to monitor the network traffic and analyze the network abnormities.  Bandwidth Utilization Figure 4-3 Bandwidth Utilization Rx: Select Rx to display the bandwidth utilization of receiving packets on this port. Tx: Select Tx to display the bandwidth utilization of sending packets on this port. 4.1.2 Device Description On this page you can configure the description of the switch, including device name, device location and system contact. Choose the menu System→System Info→Device Description to load the following page. 10

Section	Page
Package Contents	8
Chapter 1 About this Guide	9
1.1 Intended Readers	9
1.2 Conventions	9
1.3 Overview of This Guide	9
Chapter 2 Introduction	12
2.1 Overview of the Switch	12
2.2 Main Features	12
2.3 Appearance Description	12
2.3.1 Front Panel	12
2.3.2 Rear Panel	13
Chapter 3 Login to the Switch	14
3.1 Login	14
3.2 Configuration	14
Chapter 4 System	16
4.1 System Info	16
4.1.1 System Summary	16
4.1.2 Device Description	17
4.1.3 System Time	18
4.1.4 Daylight Saving Time	19
4.1.5 System IP	20
4.2 User Management	21
4.2.1 User Table	21
4.2.2 User Config	21
4.3 System Tools	23
4.3.1 Config Restore	23
4.3.2 Config Backup	23
4.3.3 Firmware Upgrade	24
4.3.4 System Reboot	25
4.3.5 System Reset	25
4.4 Access Security	25
4.4.1 Access Control	25
Chapter 5 Switching	28
5.1 Port	28
5.1.1 Port Config	28
5.1.2 Port Mirror	29
5.1.3 Port Security	31
5.1.4 Port Isolation	33
5.2 LAG	33
5.2.1 LAG Table	34
5.2.2 Static LAG	35
5.3 Traffic Monitor	36
5.3.1 Traffic Summary	36
5.3.2 Traffic Statistics	38
5.4 MAC Address	39
5.4.1 Address Table	40
5.4.2 Static Address	41
5.4.3 Dynamic Address	42
5.4.4 Filtering Address	44
Chapter 6 VLAN	46
6.1 802.1Q VLAN	47
6.1.1 VLAN Config	49
6.1.2 Port Config	51
6.2 Application Example for 802.1Q VLAN	53
Chapter 7 Spanning Tree	55
7.1 STP Config	60
7.1.1 STP Config	60
7.1.2 STP Summary	62
7.2 Port Config	62
7.3 MSTP Instance	64
7.3.1 Region Config	64
7.3.2 Instance Config	65
7.3.3 Instance Port Config	66
7.4 STP Security	68
7.4.1 Port Protect	68
7.4.2 TC Protect	71
7.5 Application Example for STP Function	71
Chapter 8 Multicast	75
8.1 IGMP Snooping	77
8.1.1 Snooping Config	78
8.1.2 Port Config	79
8.1.3 VLAN Config	80
8.1.4 Multicast VLAN	82
8.2 Multicast IP	85
8.2.1 Multicast IP Table	86
8.2.2 Static Multicast IP	86
8.3 Multicast Filter	87
8.3.1 IP-Range	88
8.3.2 Port Filter	88
8.4 Packet Statistics	90
Chapter 9 QoS	92
9.1 DiffServ	95
9.1.1 Port Priority	95
9.1.2 Schedule Mode	96
9.1.3 802.1P Priority	97
9.1.4 DSCP Priority	97
9.2 Bandwidth Control	99
9.2.1 Rate Limit	99
9.2.2 Storm Control	100
Chapter 10 SNMP	102
10.1 SNMP Config	104
10.1.1 Global Config	104
10.1.2 SNMP View	105
10.1.3 SNMP Group	105
10.1.4 SNMP User	107
10.1.5 SNMP Community	109
10.2 Notification	111
10.3 RMON	112
10.3.1 History Control	113
10.3.2 Event Config	114
10.3.3 Alarm Config	114
Chapter 11 Maintenance	117
11.1 System Monitor	117
11.1.1 CPU Monitor	117
11.1.2 Memory Monitor	118
11.2 Log	118
11.2.1 Log Table	119
11.2.2 Local Log	120
11.2.3 Remote Log	120
11.2.4 Backup Log	121
11.3 Device Diagnostics	122
11.3.1 Cable Test	122
11.3.2 Loopback	123
11.4 Network Diagnostics	123
11.4.1 Ping	123
11.4.2 Tracert	124
Appendix A: Specifications	126
Appendix B: Configuring the PCs	127