10
Related commands
reset stp
display stp abnormal-port
Use
display stp abnormal-port
to display history about ports that are blocked by spanning
tree protection features.
Syntax
display stp abnormal-port
Views
Any view
Predefined user roles
network-admin
network-operator
Usage guidelines
In an MSTI or VLAN, this command can display a maximum of three history records for a port that is
blocked by spanning tree protection features.
Examples
# In MSTP mode, display history about ports that are blocked by spanning tree protection features.
---[GigabitEthernet1/0/1]---
MST ID BlockReason Time
0 Root-Protected 14:39:04 04/15/2016
0 Root-Protected 14:39:02 04/15/2016
0 Root-Protected 14:39:00 04/15/2016
# In PVST mode, display history about ports that are blocked by spanning tree protection features.
---[GigabitEthernet1/0/1]---
VLAN ID BlockReason Time
1 Root-Protected 14:49:17 04/15/2016
1 Root-Protected 14:49:15 04/15/2016
1 Root-Protected 14:49:12 04/15/2016
Table 4 Command output
Field
Description
MST ID
MSTI of a blocked port.
VLAN ID
VLAN of a blocked port.
BlockReason
Reason that the port was blocked:
•
Root-Protected
—Root guard feature.
•
Loop-Protected
—Loop guard feature.
•
Loopback-Protected
—Self-loop protection. A port in the MSTI receives a
BPDU sent by itself.
•
Disputed
—Dispute guard. A port receives a low-priority BPDU from a
non-blocked designated port in forwarding or learning state.
•
InconsistentPortType-Protected
—Inconsistent port type protection.
•
InconsistentPvid-Protected
—Inconsistent PVID protection.
Time
Protection feature trigger time.
Содержание SOHO IE4300
Страница 114: ...ii tftp client ipv6 source 41 tftp client source 41 tftp ipv6 42 tftp server acl 44 tftp server ipv6 acl 44...
Страница 285: ...i Contents Tcl commands 1 cli 1 tclquit 1 tclsh 2...
Страница 288: ...i Contents Python commands 1 exit 1 python 1 python filename 2...
Страница 291: ...i Contents Automatic configuration commands 1 autodeploy udisk enable 1...
Страница 323: ...25 Sysname Ten GigabitEthernet1 0 51 undo shutdown Related commands irf port...
Страница 396: ...i Contents Bulk interface configuration commands 1 display interface range 1 interface range 1 interface range name 3...
Страница 460: ...i Contents Port isolation commands 1 display port isolate group 1 port isolate enable 2 port isolate group 2...
Страница 465: ...ii stp vlan enable 55 vlan mapping modulo 55...
Страница 589: ...60 Examples Enable LLDP for automatic IP phone discovery Sysname system view Sysname voice vlan track lldp...
Страница 602: ...12 Related commands display mvrp statistics...
Страница 609: ...i Contents VLAN mapping commands 1 display vlan mapping 1 vlan mapping 2...
Страница 678: ...9 Related commands reset pppoe relay statistics...
Страница 846: ...i Contents Basic IP forwarding commands 1 display fib 1 ip forwarding table save 2...
Страница 1073: ...i Contents HTTP redirect commands 1 http redirect https port 1 http redirect ssl server policy 1...
Страница 1087: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...
Страница 1340: ...9 Sysname ipv6 route static default preference 120 Related commands display ipv6 routing table protocol...
Страница 1649: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...
Страница 1668: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...
Страница 1770: ...i Contents Time range commands 1 display time range 1 time range 1...
Страница 2026: ...34 Related commands display mac authentication...
Страница 2028: ...ii...
Страница 2143: ...i Contents User profile commands 1 display user profile 1 user profile 2...
Страница 2308: ...61 ipsec transform set...
Страница 2473: ...i Contents TCP attack prevention commands 1 tcp anti naptha enable 1 tcp check state interval 1 tcp state 2...
Страница 2531: ...i Contents SAVI commands 1 ipv6 savi down delay 1 ipv6 savi log enable 1 ipv6 savi strict 2...
Страница 2534: ...3 Sysname ipv6 savi strict Related commands ipv6 verify source...
Страница 2541: ...i Contents Crypto engine commands 1 display crypto engine 1 display crypto engine statistics 1 reset crypto engine statistics 3...
Страница 2545: ...i Contents FIPS commands 1 display crypto version 1 display fips status 1 fips mode enable 2 fips self test 4...
Страница 2791: ...14 Sysname track 1 Related commands delay display track...
Страница 2939: ...9 sntp authentication keyid sntp reliable authentication keyid...
Страница 2967: ...27 Related commands apply poe profile poe enable poe max power interface view poe priority...
Страница 3240: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...
Страница 3263: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...