Netgear XCM8806 - 8800 SERIES 6-SLOT CHASSIS SWITCH 사용자 설명서

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  Appendix C.  Troubleshooting    
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831
NETGEAR 8800 User Manual 
To display detailed information for each VLAN configured on the switch, use the 
show 
vlan
 detail
 command.
For additional VLAN troubleshooting tips, se
•     
Your Spanning Tree Protocol (STP) configuration, including the STP domain (STPD) 
number, VLAN assignment, and port state.
To display STP information, use the following commands:
•     
show stpd
 detail
—Displays the STP settings on the switch
•     
show stpd ports
—Displays the STP state of a port
•     
show vlan stpd
—Displays the STP configuration of the ports assigned to a specific 
VLAN
For additional STP troubleshooting tips, see 
Layer 3
When troubleshooting Layer 3 issues, verify:
•     
The IP address assigned to each VLAN router interface.
To display summary information for all of the VLANs configured on the device, use the 
show vlan
 command. 
•     
That IP forwarding is enabled, the routing protocol is globally enabled, and the routing 
protocol is enabled for a VLAN.
To display the configuration information for a specific VLAN, use one of the following 
commands:
•     
show ipconfig {ipv4} {vlan <vlan_name>}
—IPv4 environment
•     
show ipconfig ipv6 {vlan <vlan_name> | tunnel <tunnelname>}
—IPv6 environment 
•     
Which destination networks are in the routing table and the source of the routing entry.
To display the contents of the routing table or the route origin priority, use one of the 
following commands:
•     
show iproute
—IPv4 environment
•     
show iproute ipv6
—IPv6 environment
To display the contents of the routing table only for routes of a specified origin, use one of 
the following commands:
•     
show iproute origin
—IPv4 environment 
•     
show iproute ipv6 origin
—IPv6 environment
•     
That the IP Address Resolution Protocol (ARP) table has the correct entries. 
Note: 
The ARP table is applicable only in IPv4 environments.
To display the contents of the IP ARP table, use the 
show iparp
 command.