Handcell DAG1000 Series User Manual page 21

DAG1000/2000 Series FXS Voice Gateway User Manual
requirement for providing QoS is included in this standard, e.g. ability to regenerate user
priority of received frames using priority information contained in the frame and the User
Priority Regeneration Table for the reception Port.
2) 802.1p
IEEE 802.1p standard, Traffic class expediting and dynamic multicast filtering. It describes
important methods for providing QoS at MAC level. IEEE 802.1p is in fact quite good.
Lower priority level packets are not sent, if there is packets in queued in higher level
queues. IEEE 802.1p describes no admission control protocols. It would be possible to give
Network Control priority to all packets and the network would be easily congested.
There are three VLAN: data VLAN, voice LAN and management VLAN. VLAN configuration
interface as following figure 4-4-3:
Figure 4.5-3 VLAN parameter configuration
Table 4.5-1VLAN parameter configuration
18