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... Aggregate Policing 30-39 Configuring Input Policy Maps with Marking 30-41 Configuring Output Policy Maps 30-43 Configuring Output Policy Maps with Class-Based-Weighted-Queuing 30-44 Configuring Output Policy Maps with Class-Based Shaping 30-46 Configuring Output Policy Maps with Port Shaping 30-47 Configuring Output Policy... Maps with Class-Based Priority Queuing 30-48 Configuring Output Policy Maps with Weighted Tail Drop 30-53 xxii Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01
... Aggregate Policing 30-39 Configuring Input Policy Maps with Marking 30-41 Configuring Output Policy Maps 30-43 Configuring Output Policy Maps with Class-Based-Weighted-Queuing 30-44 Configuring Output Policy Maps with Class-Based Shaping 30-46 Configuring Output Policy Maps with Port Shaping 30-47 Configuring Output Policy... Maps with Class-Based Priority Queuing 30-48 Configuring Output Policy Maps with Weighted Tail Drop 30-53 xxii Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01
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Port shaping to discover the addresses of routers on directly attached subnets 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 1-7 Layer 3 Features Layer 3 features are only available when the switch is running the ...• Queuing and Scheduling - Shaped round robin (SRR) traffic shaping to mix packets from all queues to a traffic class - EIGRP - Class-based weighted queuing (CBWFQ) to control bandwidth to minimize traffic burst - Low-latency priority queuing to allow preferential treatment to certain traffic Layer 2 Virtual Private Network Services...
Port shaping to discover the addresses of routers on directly attached subnets 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 1-7 Layer 3 Features Layer 3 features are only available when the switch is running the ...• Queuing and Scheduling - Shaped round robin (SRR) traffic shaping to mix packets from all queues to a traffic class - EIGRP - Class-based weighted queuing (CBWFQ) to control bandwidth to minimize traffic burst - Low-latency priority queuing to allow preferential treatment to certain traffic Layer 2 Virtual Private Network Services...
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... by comparing the rate of traffic while still servicing other traffic queues. This section includes information about these scheduling and traffic-limiting features: class-based weighted fair queuing (CBWFQ), class-based traffic shaping, port shaping, and class-based priority queuing. For more information, see the "Congestion Management and Scheduling"...-12 • Marking, page 30-16 • Congestion Management and Scheduling, page 30-18 • Congestion Avoidance and Queuing, page 30-24 30-2 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01
... by comparing the rate of traffic while still servicing other traffic queues. This section includes information about these scheduling and traffic-limiting features: class-based weighted fair queuing (CBWFQ), class-based traffic shaping, port shaping, and class-based priority queuing. For more information, see the "Congestion Management and Scheduling"...-12 • Marking, page 30-16 • Congestion Management and Scheduling, page 30-18 • Congestion Avoidance and Queuing, page 30-24 30-2 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01
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... server. Level 1 Level 2 Level 3 DSCP (decimal) 46 26 34 IP Precedence CoS 5 5 3 3 4 4 14 1 1 18 2 2 20 2 2 22 2 2 10 1 1 12 1 1 14 1 1 0 0 0 2 0 0 4 0 0 6 0 0 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-9 Default Less than regular background applications such as voice over IP traffic. Streaming video-relatively high...-noncritical, bandwidth-intensive data traffic given the least preference. Video conferencing-in a priority queue or the queue with the EF highest service weight and lowest drop priority.
... server. Level 1 Level 2 Level 3 DSCP (decimal) 46 26 34 IP Precedence CoS 5 5 3 3 4 4 14 1 1 18 2 2 20 2 2 22 2 2 10 1 1 12 1 1 14 1 1 0 0 0 2 0 0 4 0 0 6 0 0 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-9 Default Less than regular background applications such as voice over IP traffic. Streaming video-relatively high...-noncritical, bandwidth-intensive data traffic given the least preference. Video conferencing-in a priority queue or the queue with the EF highest service weight and lowest drop priority.
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...specify the priority of a type of traffic over other traffic queues. - Queuing assigns a packet to a particular queue based on requirements. 30-18 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 You can be consumed by class AF31-AF33 and sets all traffic not matched... command to an IP DSCP of the four traffic queues. The second marking sets the traffic in bits per second. • Class-based-weighted-fair-queuing (CBWFQ) You can configure the other queues. You specify the maximum rate in classes AF31 to AF33 to configure the priority queue...
...specify the priority of a type of traffic over other traffic queues. - Queuing assigns a packet to a particular queue based on requirements. 30-18 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 You can be consumed by class AF31-AF33 and sets all traffic not matched... command to an IP DSCP of the four traffic queues. The second marking sets the traffic in bits per second. • Class-based-weighted-fair-queuing (CBWFQ) You can configure the other queues. You specify the maximum rate in classes AF31 to AF33 to configure the priority queue...
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... exit Switch(config)# interface fastethernet 0/1 Switch(config-if)# service-policy output out-policy Switch(config-if)# exit 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-19 While traffic policing is used for the committed information rate for a class... 30 Configuring QoS Understanding QoS These sections contain additional information about scheduling: • Traffic Shaping, page 30-19 • Class-Based Weighted Fair Queuing, page 30-21 • Priority Queuing, page 30-22 Traffic Shaping Traffic shaping is a traffic-control mechanism similar to ...
... exit Switch(config)# interface fastethernet 0/1 Switch(config-if)# service-policy output out-policy Switch(config-if)# exit 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-19 While traffic policing is used for the committed information rate for a class... 30 Configuring QoS Understanding QoS These sections contain additional information about scheduling: • Traffic Shaping, page 30-19 • Class-Based Weighted Fair Queuing, page 30-21 • Priority Queuing, page 30-22 Traffic Shaping Traffic shaping is a traffic-control mechanism similar to ...
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...) is configured for each class in the same ratio in an output policy map. Chapter 30 Configuring QoS Understanding QoS Class-Based Weighted Fair Queuing You can configure bandwidth as a percentage of remaining bandwidth, this represents the portion of the excess bandwidth of the port... exit Switch(config-pmap)# class outclass3 Switch(config-pmap-c)# bandwidth 10000 Switch(config-pmap-c)# exit Switch(config-pmap)# exit 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-21 This example shows how to configure a class of traffic as a rate (kilobits ...
...) is configured for each class in the same ratio in an output policy map. Chapter 30 Configuring QoS Understanding QoS Class-Based Weighted Fair Queuing You can configure bandwidth as a percentage of remaining bandwidth, this represents the portion of the excess bandwidth of the port... exit Switch(config-pmap)# class outclass3 Switch(config-pmap-c)# bandwidth 10000 Switch(config-pmap-c)# exit Switch(config-pmap)# exit 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-21 This example shows how to configure a class of traffic as a rate (kilobits ...
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...frame enters a particular queue, WTD uses the packet classification to subject it . The command adjusts the queue size (buffer size) associated with Class-Based-Weighted-Queuing" section on a queue of 256 bytes. Setting a queue limit establishes a drop threshold for different classes of traffic (CoS, DSCP, precedence,... or QoS group) in the same queue. Figure 30-7 shows an example of WTD operating on page 30-44. 30-24 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 When this example, CoS values 6 and 7 have a greater importance than ...
...frame enters a particular queue, WTD uses the packet classification to subject it . The command adjusts the queue size (buffer size) associated with Class-Based-Weighted-Queuing" section on a queue of 256 bytes. Setting a queue limit establishes a drop threshold for different classes of traffic (CoS, DSCP, precedence,... or QoS group) in the same queue. Figure 30-7 shows an example of WTD operating on page 30-44. 30-24 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 When this example, CoS values 6 and 7 have a greater importance than ...
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Enter a class-map name, and enter policy-map class configuration mode. 30-44 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 These sections describe how to configure different types of total bandwidth when strict priority (... policy map. • You cannot configure bandwidth as an absolute rate or percentage of output policy maps: • Configuring Output Policy Maps with Class-Based-Weighted-Queuing, page 30-44 • Configuring Output Policy Maps with Class-Based Shaping, page 30-46 • Configuring Output Policy Maps with Port Shaping, page...
Enter a class-map name, and enter policy-map class configuration mode. 30-44 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 These sections describe how to configure different types of total bandwidth when strict priority (... policy map. • You cannot configure bandwidth as an absolute rate or percentage of output policy maps: • Configuring Output Policy Maps with Class-Based-Weighted-Queuing, page 30-44 • Configuring Output Policy Maps with Class-Based Shaping, page 30-46 • Configuring Output Policy Maps with Port Shaping, page...
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... Shaping" section on page 30-46, the "Configuring Output Policy Maps with Port Shaping" section on page 30-48. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-53 You cannot use WTD to adjust the queue size for a unique class, all ...} or shape average target bps or priority Purpose Enter global configuration mode. Chapter 30 Configuring QoS Configuring QoS Configuring Output Policy Maps with Weighted Tail Drop Weighted tail drop (WTD) adjusts the queue size (buffer size) associated with no limit to the number of qualifier type and qualifier value...
... Shaping" section on page 30-46, the "Configuring Output Policy Maps with Port Shaping" section on page 30-48. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 30-53 You cannot use WTD to adjust the queue size for a unique class, all ...} or shape average target bps or priority Purpose Enter global configuration mode. Chapter 30 Configuring QoS Configuring QoS Configuring Output Policy Maps with Weighted Tail Drop Weighted tail drop (WTD) adjusts the queue size (buffer size) associated with no limit to the number of qualifier type and qualifier value...
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... key-chain IP authentication mode IP bandwidth-percent IP hello interval IP hold-time IP split-horizon IP summary address Metric weights Network Offset-list Router EIGRP Set metric Traffic-share Variance Default Setting Enabled. For low-speed nonbroadcast multiaccess (NBMA) networks...information is 100 percent loading). • MTU: maximum transmission unit size of the metrics. 1 (equal-cost load balancing). 32-34 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 No adjacency changes logged. all other networks: 5 seconds. External distance:...
... key-chain IP authentication mode IP bandwidth-percent IP hello interval IP hold-time IP split-horizon IP summary address Metric weights Network Offset-list Router EIGRP Set metric Traffic-share Variance Default Setting Enabled. For low-speed nonbroadcast multiaccess (NBMA) networks...information is 100 percent loading). • MTU: maximum transmission unit size of the metrics. 1 (equal-cost load balancing). 32-34 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 No adjacency changes logged. all other networks: 5 seconds. External distance:...
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... to other steps are optional: Step 1 Step 2 Command configure terminal router eigrp autonomous-system Step 3 network network-number Step 4 eigrp log-neighbor-changes Step 5 metric weights tos k1 k2 k3 k4 k5 Purpose Enter global configuration mode. Caution Setting metrics is complex and is used to configure EIGRP. ip summary-address... offset list with an EIGRP routing process. If you must enable EIGRP and associate networks. EIGRP sends updates to the default value. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 32-35
... to other steps are optional: Step 1 Step 2 Command configure terminal router eigrp autonomous-system Step 3 network network-number Step 4 eigrp log-neighbor-changes Step 5 metric weights tos k1 k2 k3 k4 k5 Purpose Enter global configuration mode. Caution Setting metrics is complex and is used to configure EIGRP. ip summary-address... offset list with an EIGRP routing process. If you must enable EIGRP and associate networks. EIGRP sends updates to the default value. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 32-35
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...: 60 seconds; external neighbors are in different autonomous systems. External neighbors are in the same AS. 32-42 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 routes sourced by the local router: 32768. Enabled....; None configured. holdtime: 180 seconds. Disabled. holdtime: 180 seconds. • Update source: Best local address. • Version: BGP Version 4. • Weight: Routes learned through BGP peer: 0; Internal neighbors are usually adjacent to each other and share a subnet, but internal neighbors can be anywhere in the same...
...: 60 seconds; external neighbors are in different autonomous systems. External neighbors are in the same AS. 32-42 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 routes sourced by the local router: 32768. Enabled....; None configured. holdtime: 180 seconds. Disabled. holdtime: 180 seconds. • Update source: Best local address. • Version: BGP Version 4. • Weight: Routes learned through BGP peer: 0; Internal neighbors are usually adjacent to each other and share a subnet, but internal neighbors can be anywhere in the same...
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...which is sent during outbound policy reset, a new inbound policy can also take effect without any prior configuration. If you later change a BGP filter, weight, distance, version, or timer, or make a similar configuration change, you have defined two routers as BGP neighbors, they form a BGP connection and...The prefixes in privileged EXEC mode, follow these steps to learn if a BGP peer supports the route refresh capability and to take effect. Cisco IOS Releases 12.1 and later support a soft reset without resetting the BGP session. Beginning in the BGP, IP, and FIB tables provided...
...which is sent during outbound policy reset, a new inbound policy can also take effect without any prior configuration. If you later change a BGP filter, weight, distance, version, or timer, or make a similar configuration change, you have defined two routers as BGP neighbors, they form a BGP connection and...The prefixes in privileged EXEC mode, follow these steps to learn if a BGP peer supports the route refresh capability and to take effect. Cisco IOS Releases 12.1 and later support a soft reset without resetting the BGP session. Beginning in the BGP, IP, and FIB tables provided...
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...These factors summarize the order in the IP routing table. By default, the weight attribute is enabled and the EBGP paths are preferred. Routes with the largest weight (a Cisco proprietary parameter). You can set weights. 3. Configuring BGP Decision Attributes When a BGP speaker receives updates from a ... local-preference router configuration command or by using route maps or the neighbor next-hop-self router configuration command. 2. The weight attribute is supported. • Enter an asterisk (*) to specify that is entered into the BGP routing table and propagated ...
...These factors summarize the order in the IP routing table. By default, the weight attribute is enabled and the EBGP paths are preferred. Routes with the largest weight (a Cisco proprietary parameter). You can set weights. 3. Configuring BGP Decision Attributes When a BGP speaker receives updates from a ... local-preference router configuration command or by using route maps or the neighbor next-hop-self router configuration command. 2. The weight attribute is supported. • Enter an asterisk (*) to specify that is entered into the BGP routing table and propagated ...
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...preferred route. router bgp autonomous-system Enable a BGP routing process, assign it an AS number, and enter router configuration mode. the largest weight is the most desirable. Routes learned through the closest IGP neighbor (the lowest IGP metric). bgp bestpath med confed (Optional) Configure the... -path ignore (Optional) Configure the router to consider the MED variable when choosing among paths in the same AS. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 32-47 bgp best-path as having a value of infinity, making the path without a...
...preferred route. router bgp autonomous-system Enable a BGP routing process, assign it an AS number, and enter router configuration mode. the largest weight is the most desirable. Routes learned through the closest IGP neighbor (the lowest IGP metric). bgp bestpath med confed (Optional) Configure the... -path ignore (Optional) Configure the router to consider the MED variable when choosing among paths in the same AS. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 32-47 bgp best-path as having a value of infinity, making the path without a...
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... all prefixes. • An implicit deny is based upon these steps to create a prefix list or to add an entry to access lists in | out | weight weight} end show ip bgp neighbors [paths regular-expression] copy running-config startup-config Purpose Enter BGP router configuration mode. Before using prefix lists include performance... | (Optional) Add an entry to a prefix list, and assign a sequence permit network/len [ge ge-value] [le le-value] number to the entry. 32-50 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01
... all prefixes. • An implicit deny is based upon these steps to create a prefix list or to add an entry to access lists in | out | weight weight} end show ip bgp neighbors [paths regular-expression] copy running-config startup-config Purpose Enter BGP router configuration mode. Before using prefix lists include performance... | (Optional) Add an entry to a prefix list, and assign a sequence permit network/len [ge ge-value] [le le-value] number to the entry. 32-50 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01
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...) Specify the BGP version to use these commands to the BGP table when there is at least one more specific entry in | out | weight weight} (Optional) Establish a BGP filter. Step 26 copy running-config startup-config (Optional) Save your entries in the BGP routing table. The ...neighbor shutdown router configuration command. To enable a previously existing neighbor or neighbor peer group that information might be missing. 32-54 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 An aggregate address is added to create an aggregate address in privileged...
...) Specify the BGP version to use these commands to the BGP table when there is at least one more specific entry in | out | weight weight} (Optional) Establish a BGP filter. Step 26 copy running-config startup-config (Optional) Save your entries in the BGP routing table. The ...neighbor shutdown router configuration command. To enable a previously existing neighbor or neighbor peer group that information might be missing. 32-54 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 An aggregate address is added to create an aggregate address in privileged...
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... route in kilobits per second in the range 0 to 4294967295. Set the BGP weight for redistributed routes. The stub-area and backbone are advertised into another and control route distribution. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 32-75 Chapter 32 Configuring IP Unicast...| egp as | incomplete} set as-path {tag | prepend as a number between 0 and 255, where 255 means 100 percent reliability and 0 means no set weight Step 22 end Step 23 show route-map Step 24 copy running-config startup-config Purpose Set the BGP origin code. Set the multi-exit...
... route in kilobits per second in the range 0 to 4294967295. Set the BGP weight for redistributed routes. The stub-area and backbone are advertised into another and control route distribution. 78-17058-01 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 32-75 Chapter 32 Configuring IP Unicast...| egp as | incomplete} set as-path {tag | prepend as a number between 0 and 255, where 255 means 100 percent reliability and 0 means no set weight Step 22 end Step 23 show route-map Step 24 copy running-config startup-config Purpose Set the BGP origin code. Set the multi-exit...
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...-1-2 | level-2} [metric metric-value] [metric-type type-value] [match internal | external type-value] [tag tag-value] [route-map map-tag] [weight weight] [subnets] Step 4 default-metric number Step 5 default-metric bandwidth delay reliability loading mtu Step 6 end Step 7 show route-map Step 8 copy running...in the configuration file. By using PBR, you have more control over a low-bandwidth, low-cost link. 32-76 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 Configuring Protocol-Independent Features Chapter 32 Configuring IP Unicast Routing Beginning...
...-1-2 | level-2} [metric metric-value] [metric-type type-value] [match internal | external type-value] [tag tag-value] [route-map map-tag] [weight weight] [subnets] Step 4 default-metric number Step 5 default-metric bandwidth delay reliability loading mtu Step 6 end Step 7 show route-map Step 8 copy running...in the configuration file. By using PBR, you have more control over a low-bandwidth, low-cost link. 32-76 Cisco ME 3400 Ethernet Access Switch Software Configuration Guide 78-17058-01 Configuring Protocol-Independent Features Chapter 32 Configuring IP Unicast Routing Beginning...