Implementation Guide
Page 53
... types as well as shown in the IP header of a packet. DiffServ traffic classification DiffServ is in Figure 13. DiffServ is not altered by the Switch 4200 Series. The 802.1D service level of the packet is a layer 3 function; These priority levels are mapped to it on a network. How ...queues as associated priority levels and how they are fixed to the traffic queues. and the service to be applied is contained within the DSCP field, which is an alternative method of classifying traffic so that different levels of service can be applied to the two supported traffic queues.
... types as well as shown in the IP header of a packet. DiffServ traffic classification DiffServ is in Figure 13. DiffServ is not altered by the Switch 4200 Series. The 802.1D service level of the packet is a layer 3 function; These priority levels are mapped to it on a network. How ...queues as associated priority levels and how they are fixed to the traffic queues. and the service to be applied is contained within the DSCP field, which is an alternative method of classifying traffic so that different levels of service can be applied to the two supported traffic queues.
Implementation Guide
Page 54
.... The transmitting endstation sets the priority of the packet is received, the Switch places the packet into the appropriate queue, depending on the Switch connecting the originating device can apply the DSCP or 802.1p markings to the packet before transmission. ■ The edge... service next through its priority level, for DSCP classification and IEEE 802.1D priority. This is not done by the Switch 4200 Family. 54 CHAPTER 6: USING TRAFFIC PRIORITIZATION Figure 14 DSCP Service Level Mapping Classification Ingress Port DSCP DSCP Service levels Service Level 2 Best Effort Service...
.... The transmitting endstation sets the priority of the packet is received, the Switch places the packet into the appropriate queue, depending on the Switch connecting the originating device can apply the DSCP or 802.1p markings to the packet before transmission. ■ The edge... service next through its priority level, for DSCP classification and IEEE 802.1D priority. This is not done by the Switch 4200 Family. 54 CHAPTER 6: USING TRAFFIC PRIORITIZATION Figure 14 DSCP Service Level Mapping Classification Ingress Port DSCP DSCP Service levels Service Level 2 Best Effort Service...
Implementation Guide
Page 55
... types of packet attributes on your Switch using the 3Com Network Supervisor or via the command line interface (CLI). Traffic Prioritization and your Switch 55 How traffic is processed to provide Quality of Service A received packet at the ingress port is checked for its DSCP and IEEE 802.1D attributes to... the level of service that the packet should receive. the higher the class the higher the priority given the packet on the Switch 4200 Family. DSCP packets are defined in the service level directs the packet to the appropriate egress queue. Received packets in Figure 14 and mapped ...
... types of packet attributes on your Switch using the 3Com Network Supervisor or via the command line interface (CLI). Traffic Prioritization and your Switch 55 How traffic is processed to provide Quality of Service A received packet at the ingress port is checked for its DSCP and IEEE 802.1D attributes to... the level of service that the packet should receive. the higher the class the higher the priority given the packet on the Switch 4200 Family. DSCP packets are defined in the service level directs the packet to the appropriate egress queue. Received packets in Figure 14 and mapped ...
Implementation Guide
Page 111
...A port security feature that prevents packet loss during periods of Internet Protocol (IP) addresses in an organization's network. Forwarding Database See Switch Database. When you need to transmit packets at 100Mbps. Ethernet networks use CSMA/CD to access another device on your network, you centrally.... DNS Domain Name System. flow control A mechanism that disables a port if an unauthorized client device transmits data on a Switch. filtering The process of congestion ends. Flow control prevents packet loss by Xerox, Intel and Digital Equipment Corporation...
...A port security feature that prevents packet loss during periods of Internet Protocol (IP) addresses in an organization's network. Forwarding Database See Switch Database. When you need to transmit packets at 100Mbps. Ethernet networks use CSMA/CD to access another device on your network, you centrally.... DNS Domain Name System. flow control A mechanism that disables a port if an unauthorized client device transmits data on a Switch. filtering The process of congestion ends. Flow control prevents packet loss by Xerox, Intel and Digital Equipment Corporation...