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Advanced Management
Page 4-24
Figure 4-6 An Inter-Switch Link
The configuration of the ISL ports and the other ports on each switch will
determine how tagged frames are transmitted across the switches. For
example, if you require frames from VLANs 2 and 3 to cross the switches,
the ports should have the following configuration for both switches:
In this case, VLAN 2 and VLAN 3 are linked across the switch. However,
VLAN 4 is not; for example, frames from E-3 and E-4 cannot reach E-7 and
Port
Receive
Frame Type
Ingress
Filter
VLANs Untagset PVID
1 802.1Q - Only Disabled V2, V3 No 4095
2 All Frames Disabled V2 No V2
3 All Frames Disabled V3 No V3
4 All Frames Disabled V4 No V4
5 All Frames Disabled V4 No V4
6 (Sw 2) All Frames Disabled V1 (Default) Yes V1
2 3 4 5
1
6 5 4 3 2
1
E-1
E-2
E-3
E-4
E-5
E-6
E-7
E-8
E-9
VID 4
VID 3
VID 4
VID 2
VID 3
VID 2
Switch 1 Switch 2