Chapter 2: Virtual Chassis Stacking
74
A trunk of 5Gbps ports for a stack of two switches can have two or more
links per switch. As mentioned previously, the more links in a trunk, the
greater its bandwidth and resiliency. Examples are shown in Figure 28.
Figure 28. Trunks of 5Gbps Ports for Stacks of Two GS980MX/28PSm
Switches
23
35179111315171921 23
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28PSm
PD ON PD ERR MAX CURRENT
CLASS1
LASER PRODUCT
CONSOLE
46810122 16 18 2014
22 24
5G / 2.5G/1G/100
1000 LINK ACT 100 LINK ACT 5G/2.5G/1G LINK ACT 100 LINK ACT
PORTS 21-24
PORTS 1-20
10G / 1G
23
35179111315171921 23
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28PSm
PD ON PD ERR MAX CURRENT
CLASS1
LASER PRODUCT
CONSOLE
46810122 16 18 2014
22 24
5G / 2.5G/1G/100
1000 LINK ACT 100 LINK ACT 5G/2.5G/1G LINK ACT 100 LINK ACT
PORTS 21-24
PORTS 1-20
10G / 1G
23
35179111315171921 23
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28PSm
PD ON PD ERR MAX CURRENT
CLASS1
LASER PRODUCT
CONSOLE
4 6 8 10 122 16 18 2014
22 24
5G / 2.5G/1G/100
1000 LINK ACT 100 LINK ACT 5G/2.5G/1G LINK ACT 100 LINK ACT
PORTS 21-24
PORTS 1-20
10G / 1G
23
35179111315171921 23
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28PSm
PD ON PD ERR MAX CURRENT
CLASS1
LASER PRODUCT
CONSOLE
4 6 8 10 122 16 18 2014
22 24
5G / 2.5G/1G/100
1000 LINK ACT 100 LINK ACT 5G/2.5G/1G LINK ACT 100 LINK ACT
PORTS 21-24
PORTS 1-20
10G / 1G
23
35179111315171921 23
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28PSm
PD ON PD ERR MAX CURRENT
CLASS1
LASER PRODUCT
CONSOLE
46810122 16 18 2014
22 24
5G / 2.5G/1G/100
1000 LINK ACT 100 LINK ACT 5G/2.5G/1G LINK ACT 100 LINK ACT
PORTS 21-24
PORTS 1-20
10G / 1G
23
35179111315171921 23
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28PSm
PD ON PD ERR MAX CURRENT
CLASS1
LASER PRODUCT
CONSOLE
4 6 8 10 122 16 18 2014
22 24
5G / 2.5G/1G/100
1000 LINK ACT 100 LINK ACT 5G/2.5G/1G LINK ACT 100 LINK ACT
PORTS 21-24
PORTS 1-20
10G / 1G
23
24
23
24
24
21 23
24
23
22 24
24
21 23
22 24
21 23
22 24
24