5-26
Cisco ONS 15327 User Documentation, R3.3
June 2002
Chapter 5 SONET Topologies
Unidirectional Path Switched Rings
Figure 5-22 Using the span shortcut menu to display circuits
Step 3
On the Circuits on Span dialog box (
), select the protection from the
Switch all UPSR
circuits away
menu:
•
CLEAR removes a previously-set switch command.
•
MANUAL switches the span if the new span is error free.
•
FORCE forces the span to switch, regardless of whether the new span is error free.
•
LOCKOUT locks out or prevents switching to a highlighted span. (LOCKOUT is only available
when Revertive traffic is enabled.)
Caution
FORCE and LOCKOUT commands override normal protective switching mechanisms. Applying
these commands incorrectly can cause traffic outages.
Содержание ONS 15327
Страница 22: ...Contents xxii Cisco ONS 15327 User Documentation June 2002 I N D E X ...
Страница 30: ...Figures xxviii Cisco ONS 15327 User Documentation June 2002 ...
Страница 44: ...Procedures xlii Cisco ONS 15454 Installation and Operations Guide R3 2 June 2002 ...
Страница 82: ...1 32 Cisco ONS 15327 User Documentation R3 3 June 2002 Chapter 1 Hardware Installation Hardware Specifications ...
Страница 166: ...4 22 Cisco ONS 15327 User Documentation R3 3 June 2002 Chapter 4 IP Networking ONS 15327 Routing Table ...
Страница 254: ...7 22 Cisco ONS 15327 User Documentation R3 3 June 2002 Chapter 7 Card Provisioning Using Virtual Wires ...
Страница 408: ...13 26 Cisco ONS 15327 User Documentation R3 3 June 2002 Chapter 13 Card Reference E10 100 4 Card ...
Страница 540: ...Glossary GL 16 Cisco ONS 15327 User Documentation R3 3 June 2002 ...