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Chapter 12 Monitor: Loop Guard
GS1900 Series User’s Guide
73
Figure 67
Loop Guar d - Pr obe Packet
The Swit ch also shut s dow n por t N if t he pr obe packet r et ur ns t o sw it ch A on any ot her por t . I n
ot her w or ds loop guar d also pr ot ect s against st andar d net wor k loops. The following figur e
illust rat es t hr ee sw it ches form ing a loop. A sam ple pat h of t he loop guard pr obe packet is also
show n. I n t his ex am ple, t he probe packet is sent fr om port N and r et ur ns on anot her por t . As long
as loop guar d is enabled on por t N . The Sw it ch w ill shut dow n por t N if it det ect s t hat t he pr obe
packet has r et ur ned t o t he Swit ch.
Figure 68
Loop Guar d - Net w or k Loop
12.1.1 What You Can Do in this Chapter
•
The Loop Gu a r d scr een (
) displays loop guar d st at us.
12.2 Loop Guard
Use t he Loop Gu a r d scr een t o view Sw it ch loop guard st at us. Click M on it or > Loop Gu a r d t o
access t his scr een.
A
B
P
P
N
A
P
P
N
P
Summary of Contents for GS1900-10HP
Page 14: ...14 PART I User s Guide ...
Page 51: ...51 PART II Technical Reference ...
Page 237: ...Appendix B Legal Information GS1900 Series User s Guide 237 Environmental Product Declaration ...
Page 241: ...Appendix B Legal Information GS1900 Series User s Guide 241 Environmental Product Declaration ...