Black Box Gigabit Smart Switch Eco Fanless, LGB2118A, LGB2124A manual Table of Contents

Table of Contents

Table of Contents

1.	Specifications		7
	1.1	General	7
	1.2	Management Software Specifications	8
2.	Overview		9
	2.1	Introduction	9
	2.2	Features	9
	2.3	What’s Included	10
	2.4	Hardware Description	11
		2.4.1 18-Port Gigabit Smart Switch Eco Fanless (LGB2118A)	11
		2.4.2 24-Port Gigabit Smart Switch Eco Fanless (LGB2124A)	12
3.	Installation		15
	3.1	Starting Up the Switch	15
		3.1.1 Hardware and Cable Installation	15
		3.1.2 Cabling Requirements	16
		3.1.3 Configuring the Management Agent of the Gigabit Smart Switch Eco Fanless	20
		3.1.4 Address Assignment	21
	3.2	Typical Applications	24
4.	Basic Concepts and Management		27
	4.1	Ethernet	27
	4.2	Logical Link Control (LLC)	28
	4.3	Media Access Control (MAC)	30
		4.3.1 MAC Addressing	30
		4.3.2 Ethernet Frame Format	30
	4.4	Flow Control	33
	4.5	How Does a Switch Work?	37
	4.6	Virtual LAN	38
	4.7	Link Aggregation (LGB2118A Only)	43
5. Operation of Web-Based Management			45
	5.1	Web Management Home Overview	45
	5.2	Configuration	47
		5.2.1 System Information	48
		5.2.2 Port Configuration	49
		5.2.3 VLAN Mode Configuration	51
		5.2.4 VLAN Group Configuration	51
		5.2.5 VLAN Port Isolation Configuration	54
		5.2.6 Aggregation (LGB2118A Only)	55
		5.2.7 IGMP Snooping	56
		5.2.8 Mirroring Configuration	56
		5.2.9 SNMP	57
		5.2.10 Loop Detection	59
		5.2.11 Broadcast Storm Protection	60
		5.2.12 Quality of Service (QoS) Configuration	62
	5.3	Monitoring	64
		5.3.1 Statistics Overview	64
		5.3.2 Detailed Statistics	65
		5.3.3 IGMP Status	67

724-746-5500 blackbox.com Page 5