Chapter 2: Virtual Chassis Stacking
70
Figure 25 shows examples of stacks of three and four switches using all
four SFP+ ports for the stack trunk.
Figure 25. Stack Trunks of Ports 25 to 28
4681012
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
4681012
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
4681012
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
24
26
4627
26
24
Stack of Three Switches
4 6 8 10 12
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
4681012
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
4681012
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
4 6 8 10 12
351
2
7 9 11 13 15 17 19
16 18 2014
21 23
22 24
FDX HDX COL
27/S1
28/S2
25
SFP+
26
AT-GS980MX/28
CLASS1
LASER PRODUCT
CONSOLE
1000 LINK ACT 100 LINK ACT
10G / 1G
CONSOLE
CONSOLE
Stack of Four Switches