HP 1920-24G-PoE+ Bedienungsanleitung Seite 208

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Item Descri
p
tion
tc-protection
Selects whether to enable TC-BPDU guard.
When receiving topology change (TC) BPDUs, the device flushes its forwarding
address entries. If someone forges TC-BPDUs to attack the device, the device
will receive a large number of TC-BPDUs within a short time and frequently
flushes its forwarding address entries. This affects network stability.
With the TC-BPDU guard function, you can prevent frequent flushing of
forwarding address entries.
HP recommends not disabling this function.
tc-protection threshold
Sets the maximum number of immediate forwarding address entry flushes the
device can perform within a certain period of time after receiving the first
TC-BPDU.
Configuring MSTP on a port
1. From the navigation tree, select Network > MSTP.
2. Click the Port Setup tab.
Figure 181 MSTP configuration on a port
3. Configure MSTP for ports as described in Table 60, and then click Apply.
Table 60 Configuration items
Item Descri
p
tion
STP
Selects whether to enable STP on the port.
Protection
Sets the type of protection to be enabled on the port:
Not Set—No protection is enabled on the port.
Edged Port, Root Protection, Loop Protection—For more information, see Table 61.
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