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TP-Link TL-SL5428E User Guide - Page 163

Decline Flow Control

UPC - 845973020873

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DHCP Snooping: Enable/Disable the DHCP Snooping function globally. Global Flow Control: Select the value to specify the maximum amount of DHCP messages that can be forwarded by the switch per second. The excessive massages will be discarded. Decline Threshold: Select the value to specify the minimum transmission rate of the Decline packets to trigger the Decline protection for the specific port. Decline Flow Control: Select the value to specify the Decline Flow Control. The traffic flow of the corresponding port will be limited to be this value if the transmission rate of the Decline packets exceeds the Decline Threshold. ¾ Option 82 Config Option 82 Support: Enable/Disable the Option 82 feature. Existed Option 82 field: Select the operation for the Option 82 field of the DHCP request packets from the Host. • Keep: Indicates to keep the Option 82 field of the packets. • Replace: Indicates to replace the Option 82 field of the packets with the switch defined one. • Drop: Indicates to discard the packets including the Option 82 field. Customization: Enable/Disable the switch to define the Option 82. Circuit ID: Enter the sub-option Circuit ID for the customized Option 82. Remote ID: Enter the sub-option Remote ID for the customized Option 82. ¾ Port Config Port Select: Click the Select button to quick-select the corresponding port based on the port number you entered. Select: Select your desired port for configuration. It is multi-optional. Port: Displays the port number. Trusted Port: Select Enable/Disable the port to be a Trusted Port. Only the Trusted Port can receive the DHCP packets from DHCP servers. MAC Verify: Select Enable/Disable the MAC Verify feature. There are two fields of the DHCP packet containing the MAC address of the Host. The MAC Verify feature is to compare the two fields and discard the packet if the two fields are different. Flow Control: Select Enable/Disable the Flow Control feature for the DHCP packets. The excessive DHCP packets will be discarded. Decline Protect: Select Enable/Disable the Decline Protect feature. LAG: Displays the LAG to which the port belongs to. 155

Section	Page
Package Contents	9
Chapter 1 About this Guide	10
1.1 Intended Readers	10
1.2 Conventions	10
1.3 Overview of This Guide	10
Chapter 2 Introduction	14
2.3.1 Front Panel	15
2.3.2 Rear Panel	16
Chapter 3 Installation	17
3.1 Precautions	17
3.2 Installation	17
3.2.1 Desktop Installation	18
3.2.2 Rack Installation	18
3.3 Connect to Ground	19
Chapter 4 Connection	22
4.1 Ethernet Ports	22
4.2 SFP Ports	22
4.3 Console Port	23
4.4 Power On	24
Chapter 5 Login to the Switch	25
5.1 Login	25
5.2 Configuration	25
Chapter 6 System	27
6.1 System Info	27
6.1.1 System Summary	27
6.1.2 Device Description	29
6.1.3 System Time	30
6.1.4 System IP	31
6.2 User Manage	32
6.2.1 User Table	32
6.2.2 User Config	32
6.3 System Tools	34
6.3.1 Config Restore	34
6.3.2 Config Backup	34
6.3.3 Firmware Upgrade	35
6.3.4 System Reboot	36
6.3.5 System Reset	36
6.4 Access Security	36
6.4.1 Access Control	36
6.4.2 SSL Config	38
6.4.3 SSH Config	39
Chapter 7 Switching	45
7.1 Port	45
7.1.1 Port Config	45
7.1.2 Port Mirror	46
7.1.3 Port Security	48
7.2 LAG	49
7.2.1 LAG Table	50
7.2.2 Static LAG	51
7.2.3 LACP Config	52
7.3 Traffic Monitor	54
7.3.1 Traffic Summary	54
7.3.2 Traffic Statistics	55
7.4 MAC Address	56
7.4.1 Address Table	57
7.4.2 Static Address	59
7.4.3 Dynamic Address	60
7.4.4 Filtering Address	62
Chapter 8 VLAN	64
8.1 802.1Q VLAN	65
8.1.1 VLAN Config	67
8.1.2 Port Config	69
8.2 MAC VLAN	71
8.2.1 MAC VLAN	71
8.2.2 Port Enable	72
8.3 Protocol VLAN	73
8.3.1 Protocol VLAN	74
8.3.2 Protocol Template	74
8.3.3 Port Enable	75
8.4 VLAN VPN	76
8.4.1 VPN Config	77
8.4.2 VLAN Mapping	78
8.4.3 Port Enable	79
8.5 GVRP	80
Chapter 9 Spanning Tree	84
9.1 STP Config	89
9.1.1 STP Config	89
9.1.2 STP Summary	91
9.2 Port Config	92
9.3 MSTP Instance	94
9.3.1 Region Config	94
9.3.2 Instance Config	95
9.3.3 Instance Port Config	96
9.4 STP Security	98
9.4.1 Port Protect	98
9.4.2 TC Protect	101
9.5 Application Example for STP Function	102
Chapter 10 Multicast	106
10.1 IGMP Snooping	108
10.1.1 Snooping Config	109
10.1.2 Port Config	110
10.1.3 VLAN Config	111
10.1.4 Multicast VLAN	113
10.2 Multicast IP	116
10.2.1 Multicast IP Table	117
10.2.2 Static Multicast IP	117
10.3 Multicast Filter	118
10.3.1 IP-Range	119
10.3.2 Port Filter	120
10.4 Packet Statistics	121
Chapter 11 QoS	123
11.1 DiffServ	126
11.1.1 Port Priority	126
11.1.2 Schedule Mode	127
11.1.3 802.1P Priority	128
11.1.4 DSCP Priority	129
11.2 Bandwidth Control	131
11.2.1 Rate Limit	131
11.2.2 Storm Control	132
11.3 Voice VLAN	133
11.3.1 Global Config	135
11.3.2 Port Config	136
11.3.3 OUI Config	137
Chapter 12 ACL	139
12.1 Time-Range	139
12.1.1 Time-Range Summary	139
12.1.2 Time-Range Create	140
12.1.3 Holiday Config	141
12.2 ACL Config	141
12.2.1 ACL Summary	142
12.2.2 ACL Create	142
12.2.3 MAC ACL	143
12.2.4 Standard-IP ACL	144
12.2.5 Extend-IP ACL	145
12.3 Policy Config	146
12.3.1 Policy Summary	146
12.3.2 Policy Create	147
12.3.3 Action Create	147
12.4 Policy Binding	149
12.4.1 Binding Table	149
12.4.2 Port Binding	149
12.4.3 VLAN Binding	150
Chapter 13 Network Security	154
13.1 IP-MAC Binding	154
13.1.1 Binding Table	154
13.1.2 Manual Binding	155
13.1.3 ARP Scanning	157
13.1.4 DHCP Snooping	158
13.2 ARP Inspection	164
13.2.1 ARP Detect	168
13.2.2 ARP Defend	169
13.2.3 ARP Statistics	170
13.5 802.1X	175
13.5.1 Global Config	179
13.5.2 Port Config	181
13.5.3 Radius Server	182
Chapter 14 SNMP	184
14.1 SNMP Config	186
14.1.1 Global Config	186
14.1.2 SNMP View	187
14.1.3 SNMP Group	188
14.1.4 SNMP User	189
14.1.5 SNMP Community	191
14.2 Notification	193
14.3 RMON	195
14.3.1 History Control	196
14.3.2 Event Config	196
14.3.3 Alarm Config	197
Chapter 15 Cluster	200
15.1 NDP	201
15.1.1 Neighbor Info	201
15.1.2 NDP Summary	202
15.1.3 NDP Config	204
15.2 NTDP	205
15.2.1 Device Table	205
15.2.2 NTDP Summary	206
15.2.3 NTDP Config	208
15.3 Cluster	209
15.3.1 Cluster Summary	209
15.3.2 Cluster Config	212
15.3.3 Member Config	214
15.3.4 Cluster Topology	215
15.4 Application Example for Cluster Function	217
Chapter 16 Maintenance	220
16.1 System Monitor	220
16.1.1 CPU Monitor	220
16.1.2 Memory Monitor	221
16.2 Log	222
16.2.1 Log Table	223
16.2.2 Local Log	223
16.2.3 Remote Log	224
16.2.4 Backup Log	225
16.3 Device Diagnose	226
16.3.1 Cable Test	226
16.3.2 Loopback	227
16.4 Network Diagnose	227
16.4.1 Ping	227
16.4.2 Tracert	228
Chapter 17 System Maintenance via FTP	230
Appendix A: Specifications	235
Appendix B: Configuring the PCs	236
Appendix C: 802.1X Client Software	239

Match case Limit results 1 per page

155

DHCP Snooping:

Enable/Disable the DHCP Snooping function globally.

Global Flow Control:

Select the value to specify the maximum amount of DHCP

messages that can be forwarded by the switch per second. The

excessive massages will be discarded.

Decline Threshold:

Select the value to specify the minimum transmission rate of the

Decline packets to trigger the Decline protection for the specific

port.

Decline Flow Control:

Select the value to specify the Decline Flow Control. The traffic

flow of the corresponding port will be limited to be this value if

the transmission rate of the Decline packets exceeds the

Decline Threshold.

Option 82 Config

Option 82 Support:

Enable/Disable the Option 82 feature.

Existed Option 82 field:

Select the operation for the Option 82 field of the DHCP request

packets from the Host.

•

Keep:

Indicates to keep the Option 82 field of the packets.

•

Replace:

Indicates to replace the Option 82 field of the

packets with the switch defined one.

•

Drop:

Indicates to discard the packets including the Option

82 field.

Customization:

Enable/Disable the switch to define the Option 82.

Circuit ID:

Enter the sub-option Circuit ID for the customized Option 82.

Remote ID:

Enter the sub-option Remote ID for the customized Option 82.

Port Config

Port Select:

Click the Select

button to quick-select the corresponding port

based on the port number you entered.

Select:

Select your desired port for configuration. It is multi-optional.

Port:

Displays the port number.

Trusted Port:

Select Enable/Disable the port to be a Trusted Port. Only the

Trusted Port can receive the DHCP packets from DHCP

servers.

MAC Verify:

Select Enable/Disable the MAC Verify feature. There are two

fields of the DHCP packet containing the MAC address of the

Host. The MAC Verify feature is to compare the two fields and

discard the packet if the two fields are different.

Flow Control:

Select Enable/Disable the Flow Control feature for the DHCP

packets. The excessive DHCP packets will be discarded.

Decline Protect:

Select Enable/Disable the Decline Protect feature.

LAG:

Displays the LAG to which the port belongs to.