Limitations - Lenovo Flex System Fabric CN4093 Application Manual

Limitations

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Figure 7. 802.1Q tagging (after ingress tagging assignment)
Untagged packet received on ingress port
PVID = 2
Untagged packet
CRC Data SA DA
Before
Tagged packet received on ingress port
PVID = 2
Tagged packet
CRC* Data Tag 1 SA DA
Before
By default, ingress tagging is disabled. To enable ingress tagging on a port, use the
following commands:
CN4093(config)# interface port <number>
CN4093(config­if)# tagpvid­ingress
Ingress tagging cannot be configured with the following features/configurations:
 vNIC ports
 VMready ports
 UFP ports
 Management ports
802.1Q Switch
Port 1 Port 2 Port 3
CRC* Data Tag SA DA
After
Port 6 Port 7 Port 8
Untagged member
of VLAN 2
CRC Data SA DA
802.1Q Switch
Port 1 Port 2 Port 3
CRC* Data Tag 1 Tag 2 SA DA
After
Port 6 Port 7 Port 8
Untagged member
of VLAN 2
CRC* Data Tag 1 SA DA
Tagged member
of VLAN 2
CRC* Data Tag SA DA
Tagged member
of VLAN 2
CRC* Data Tag 1 Tag 2 SA DA
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Chapter 9: VLANs