User guide

Security
84 1/1551-HSC 901 35/3 Uen C 2005-12-02
Figure 55 Separation of Traffic Types with VLANs
Each of these VLANs has a unique value (the VLAN ID) indicated by the
VLAN tag.
Within the Access Domain the VLAN tag is included in the Ethernet frame,
according to IEEE802.1Q, see Figure 56 on page 84.
Figure 56 802.1Q MAC Frame with VLAN Tagging
In an IP DSLAM the VLAN IDs are used to direct the traffic to the
appropriate PVC. The basic scenario in Figure 55 on page 84 is an