138
C
HAPTER
20: MSTP C
ONFIGURATION
BPDU Protection
Configuration
Configuration procedure
Configuration example
Enable the BPDU protection function.
<S4200G>
system-view
System View: return to User View with Ctrl+Z.
[4200G]
stp bpdu-protection
Root Protection
Configuration
Enabling the root protection function in system view
Enabling the root protection function in Ethernet port view
Configuration example
Enable the root protection function on GigabitEthernet1/0/1 port.
■
Configure in system view.
<S4200G>
system-view
System View: return to User View with Ctrl+Z.
[4200G]
stp interface GigabitEthernet1/0/1 root-protection
■
Configure in Ethernet port view.
<S4200G>
system-view
System View: return to User View with Ctrl+Z.
[4200G]
interface GigabitEthernet1/0/1
[4200G-GigabitEthernet1/0/1]
stp root-protection
Loop Prevention
Configuration
You can configure the loop prevention function in the following two ways.
Table 111
Enable the BPDU protection function
Operation
Command
Description
Enter system view
system-view
—
Enable the BPDU
protection function
stp bpdu-protection
Required
The BPDU protection function is
disabled by default.
Table 112
Enable the root protection function in system view
Operation
Command
Description
Enter system view
system-view
—
Enable the root
protection function on
specified ports
stp interface
interface-list
root-protection
Required
The root protection function is
disabled by default.
Table 113
Enable the root protection function in Ethernet port view
Operation
Command
Description
Enter system view
system-view
—
Enter Ethernet port
view
Interface
interface-type
interface-number
—
Enable the root
protection function on
current port
stp root-protection
Required
The root protection function is
disabled by default.
Summary of Contents for 4200G 12-Port
Page 10: ...8 CONTENTS...
Page 14: ...4 ABOUT THIS GUIDE...
Page 46: ...32 CHAPTER 5 LOGGING IN THROUGH WEB BASED NETWORK MANAGEMENT SYSTEM...
Page 48: ...34 CHAPTER 6 LOGGING IN THROUGH NMS...
Page 60: ...46 CHAPTER 9 VLAN CONFIGURATION...
Page 64: ...50 CHAPTER 10 MANAGEMENT VLAN CONFIGURATION...
Page 80: ...66 CHAPTER 13 GVRP CONFIGURATION...
Page 98: ...84 CHAPTER 15 LINK AGGREGATION CONFIGURATION...
Page 112: ...98 CHAPTER 18 MAC ADDRESS TABLE MANAGEMENT...
Page 126: ...112 CHAPTER 19 LOGGING IN THROUGH TELNET...
Page 162: ...148 CHAPTER 20 MSTP CONFIGURATION...
Page 274: ...260 CHAPTER 29 IGMP SNOOPING CONFIGURATION...
Page 276: ...262 CHAPTER 30 ROUTING PORT JOIN TO MULTICAST GROUP CONFIGURATION...
Page 298: ...284 CHAPTER 33 SNMP CONFIGURATION...
Page 304: ...290 CHAPTER 34 RMON CONFIGURATION...
Page 338: ...324 CHAPTER 36 SSH TERMINAL SERVICES...
Page 356: ...342 CHAPTER 38 FTP AND TFTP CONFIGURATION...
Page 365: ...Information Center Configuration Example 351 S4200G terminal logging...
Page 366: ...352 CHAPTER 39 INFORMATION CENTER...
Page 378: ...364 CHAPTER 40 BOOTROM AND HOST SOFTWARE LOADING...
Page 384: ...370 CHAPTER 41 Basic System Configuration and Debugging...
Page 388: ...374 CHAPTER 43 NETWORK CONNECTIVITY TEST...
Page 406: ...392 CHAPTER 45 CONFIGURATION OF NEWLY ADDED CLUSTER FUNCTIONS...