Configuration Procedure; Digest Snooping Configuration Example - HP FlexFabric 12900 Series Configuration Manual

Configuration procedure

You can enable Digest Snooping only on the HP device that is connected to a third-party device that uses
its private key to calculate the configuration digest.
To configure Digest Snooping:
Step
1. Enter system view.
2. Enter Layer 2 Ethernet or
aggregate interface view.
3. Enable Digest Snooping on
the interface.
4. Return to system view.
5. Enable Digest Snooping
globally.

Digest Snooping configuration example

Network requirements
As shown in
these devices are in the same region.
Enable Digest Snooping on the ports of Device A and Device B that connect to Device C, so that the three
devices can communicate with one another.
Figure 23 Network diagram
MST region
XGE1/0/1
Device A
Configuration procedure
# Enable Digest Snooping on Ten-GigabitEthernet 1/0/1 of Device A and enable global Digest
Snooping on Device A.
<DeviceA> system-view
Figure 23, Device A and Device B connect to Device C, which is a third-party device. All
Device C
(Root bridge)
XGE1/0/1 XGE1/0/2
XGE1/0/2 XGE1/0/2
Device B
Command
system-view
interface interface-type
interface-number
stp config-digest-snooping
quit
stp global config-digest-snooping
XGE1/0/1
101
Remarks
N/A
N/A
By default, Digest Snooping is
disabled on ports.
N/A
By default, Digest Snooping is
disabled globally.
Root port
Designated port
Blocked port
Normal link
Blocked link