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... 14-3 Software Requirements 14-4 QoS Default Configuration 14-4 Configuring QoS on the Switch 14-4 Enabling QoS Globally 14-5 Configuring the Default CoS Value for the Switch 14-5 Reverting to the Default Switch CoS Value 14-5 Mapping CoS... Values to Transmit Queues and Drop Thresholds 14-6 Reverting to the Default CoS-to-Transmit Queue and Drop Threshold Mapping 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... 14-3 Software Requirements 14-4 QoS Default Configuration 14-4 Configuring QoS on the Switch 14-4 Enabling QoS Globally 14-5 Configuring the Default CoS Value for the Switch 14-5 Reverting to the Default Switch CoS Value 14-5 Mapping CoS... Values to Transmit Queues and Drop Thresholds 14-6 Reverting to the Default CoS-to-Transmit Queue and Drop Threshold Mapping 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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Contents 15 C H A P T E R Displaying QoS Information 14-7 Reverting to QoS Defaults 14-7 Disabling QoS 14-7 Configuring Multicast Services 15-1 Understanding How Multicasting Works 15-1 Understanding Multicasting and Multicast Services Operation 15-1 Joining a Multicast Group 15-2 Leaving a Multicast Group 15-2 ... Multicast Router Ports and Group Entries 15-15 Specifying Multicast Router Ports 15-16 Configuring Multicast Groups 15-16 Disabling Multicast Router Ports 15-17 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xii 78-15486-01
Contents 15 C H A P T E R Displaying QoS Information 14-7 Reverting to QoS Defaults 14-7 Disabling QoS 14-7 Configuring Multicast Services 15-1 Understanding How Multicasting Works 15-1 Understanding Multicasting and Multicast Services Operation 15-1 Joining a Multicast Group 15-2 Leaving a Multicast Group 15-2 ... Multicast Router Ports and Group Entries 15-15 Specifying Multicast Router Ports 15-16 Configuring Multicast Groups 15-16 Disabling Multicast Router Ports 15-17 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xii 78-15486-01
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...switch. Configuring UDLD Describes how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring RMON Describes how to configure Inter-Switch Link (ISL) and IEEE 802.1Q VLAN trunks on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...switch. Using Switch TopN Reports Describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on the switch. Configuring SPAN and RSPAN Describes how to generate switch TopN reports on the switch. Configuring GVRP Describes how to configure quality of service (QoS). Configuring QoS...
...switch. Configuring UDLD Describes how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring RMON Describes how to configure Inter-Switch Link (ISL) and IEEE 802.1Q VLAN trunks on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...switch. Using Switch TopN Reports Describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on the switch. Configuring SPAN and RSPAN Describes how to generate switch TopN reports on the switch. Configuring GVRP Describes how to configure quality of service (QoS). Configuring QoS...
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...form a channel. • If one port in an EtherChannel is used . Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 EtherChannel Interaction with other mode...the ports do not form an EtherChannel even when set differently on the ports. • Cisco Discovery Protocol (CDP) runs on the physical port even after the port is added to... preserved even if it to LACP-configured EtherChannels). If the allowed range of service (QoS) configurations. • An EtherChannel will not form if protocol filtering is set to...
...form a channel. • If one port in an EtherChannel is used . Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 EtherChannel Interaction with other mode...the ports do not form an EtherChannel even when set differently on the ports. • Cisco Discovery Protocol (CDP) runs on the physical port even after the port is added to... preserved even if it to LACP-configured EtherChannels). If the allowed range of service (QoS) configurations. • An EtherChannel will not form if protocol filtering is set to...
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... 3/6 377 1 mac both Port Device-ID Port-ID Platform 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Port Trunk-status Trunk-type Trunk-vlans 3/5 not-trunking negotiate 1-1005 3/6 not-trunking negotiate 1-1005 Port Portvlancost-vlans 3/5 3/6 6-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Display EtherChannel configuration information by...
... 3/6 377 1 mac both Port Device-ID Port-ID Platform 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Port Trunk-status Trunk-type Trunk-vlans 3/5 not-trunking negotiate 1-1005 3/6 not-trunking negotiate 1-1005 Port Portvlancost-vlans 3/5 3/6 6-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Display EtherChannel configuration information by...
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... Xmit-Octet 835 11283708 14942104 Channel Dely-Exced MTU-Exced In-Discard Lrn-Discrd In-Lost Out-Lost 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-11 Chapter 6 Configuring Fast EtherChannel and Gigabit EtherChannel Configuring EtherChannel Using PAgP Port Port Portfast... enabled normal disabled 3/6 enabled normal disabled Port GVRP GVRP GVRP status registration applicant 3/5 disabled normal normal 3/6 disabled normal normal Port Qos-Tx Qos-Rx Qos-Trust Qos-DefCos 3/5 - -
... Xmit-Octet 835 11283708 14942104 Channel Dely-Exced MTU-Exced In-Discard Lrn-Discrd In-Lost Out-Lost 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-11 Chapter 6 Configuring Fast EtherChannel and Gigabit EtherChannel Configuring EtherChannel Using PAgP Port Port Portfast... enabled normal disabled 3/6 enabled normal disabled Port GVRP GVRP GVRP status registration applicant 3/5 disabled normal normal 3/6 disabled normal normal Port Qos-Tx Qos-Rx Qos-Trust Qos-DefCos 3/5 - -
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...ports. QoS selects network traffic, prioritizes it according to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. If traffic is native, then the switch can rewrite the CoS tag. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software ...14-3 • Understanding Scheduling, page 14-3 QoS Overview Typically, networks operate on Catalyst enterprise LAN switches. QoS classifies traffic by assigning priority-indexed 802.1p class of being dropped. Implementing QoS in this chapter, refer to its relative importance,...
...ports. QoS selects network traffic, prioritizes it according to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. If traffic is native, then the switch can rewrite the CoS tag. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software ...14-3 • Understanding Scheduling, page 14-3 QoS Overview Typically, networks operate on Catalyst enterprise LAN switches. QoS classifies traffic by assigning priority-indexed 802.1p class of being dropped. Implementing QoS in this chapter, refer to its relative importance,...
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... 2Map frame CoS Queue 1 value to be marked. 14-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How QoS Works Chapter 14 Configuring QoS QoS implements scheduling on supported egress ports with QoS Enabled-Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Frame enters switch Incoming No 802.1Q frame? Queue 2 Queue No full...
... 2Map frame CoS Queue 1 value to be marked. 14-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How QoS Works Chapter 14 Configuring QoS QoS implements scheduling on supported egress ports with QoS Enabled-Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Frame enters switch Incoming No 802.1Q frame? Queue 2 Queue No full...
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... be affected because all traffic is assigned to schedule transmission of network traffic from the switch through a supported ingress port, QoS accepts the User Priority bits as the CoS value. Note The Catalyst 4500 series, 2948G, and 2980G switches support frame classification and marking only on CoS values. • Congestion avoidance is the process...
... be affected because all traffic is assigned to schedule transmission of network traffic from the switch through a supported ingress port, QoS accepts the User Priority bits as the CoS value. Note The Catalyst 4500 series, 2948G, and 2980G switches support frame classification and marking only on CoS values. • Congestion avoidance is the process...
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... value-to-drop threshold mapping CoS value-to QoS Defaults, page 14-7 • Disabling QoS, page 14-7 Note Because entering some QoS commands disables and then reenables ports (which can cause spanning tree topology changes), enter QoS commands only when necessary. 14-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Use...
... value-to-drop threshold mapping CoS value-to QoS Defaults, page 14-7 • Disabling QoS, page 14-7 Note Because entering some QoS commands disables and then reenables ports (which can cause spanning tree topology changes), enter QoS commands only when necessary. 14-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Use...
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... value was restored. Verify that are received on a port. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-5 Verify the CoS value. Command set qos enable This example shows how to enable QoS globally: Console> (enable) set CoS equal to the default CoS value. The default CoS...
... value was restored. Verify that are received on a port. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-5 Verify the CoS value. Command set qos enable This example shows how to enable QoS globally: Console> (enable) set CoS equal to the default CoS value. The default CoS...
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... queue. The threshold# is the list of drop thresholds that queue on the Switch Chapter 14 Configuring QoS Mapping CoS Values to Transmit Queues and Drop Thresholds Enter the set qos map command to associate CoS values to transmit queue drop thresholds. Enter the show...Qos map setting cleared. This example shows how to revert the CoS-to-transmit queue and drop threshold mappings to the default values on the port. The port type is the transmit queue number. The port_type is hardware dependent. Console> (enable) 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... queue. The threshold# is the list of drop thresholds that queue on the Switch Chapter 14 Configuring QoS Mapping CoS Values to Transmit Queues and Drop Thresholds Enter the set qos map command to associate CoS values to transmit queue drop thresholds. Enter the show...Qos map setting cleared. This example shows how to revert the CoS-to-transmit queue and drop threshold mappings to the default values on the port. The port type is the transmit queue number. The port_type is hardware dependent. Console> (enable) 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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... shows how to revert to QoS defaults: Console> (enable) clear qos config This command will disable QoS and take values back to continue (y/n) [n]? y QoS config cleared. Command set qos disable 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-7 Chapter 14 Configuring QoS Configuring QoS on the switch. Disabling QoS To disable QoS, perform this task: Task...
... shows how to revert to QoS defaults: Console> (enable) clear qos config This command will disable QoS and take values back to continue (y/n) [n]? y QoS config cleared. Command set qos disable 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-7 Chapter 14 Configuring QoS Configuring QoS on the switch. Disabling QoS To disable QoS, perform this task: Task...
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Configuring QoS on the Switch This example shows how to disable QoS: Console> (enable) set qos disable QoS is disabled. Console> (enable) Chapter 14 Configuring QoS 14-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
Configuring QoS on the Switch This example shows how to disable QoS: Console> (enable) set qos disable QoS is disabled. Console> (enable) Chapter 14 Configuring QoS 14-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
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...show port capabilities 2 Model WS-X4148 Port 2/1 Type 10/100BaseTX Speed auto,10,100 Duplex half,full Trunk encap type 802.1Q Trunk mode on,off ,desirable,auto,nonegotiate Channel 3/1-48 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1... Membership static,dynamic Fast start yes QOS scheduling rx-(none),tx-(2q1t) CoS rewrite no ToS rewrite no Rewrite no UDLD yes Inline power no AuxiliaryVlan 1..1000,untagged,none SPAN source,destination Model WS-X4148 Port 2/2 Type 10/100BaseTX ...
...show port capabilities 2 Model WS-X4148 Port 2/1 Type 10/100BaseTX Speed auto,10,100 Duplex half,full Trunk encap type 802.1Q Trunk mode on,off ,desirable,auto,nonegotiate Channel 3/1-48 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1... Membership static,dynamic Fast start yes QOS scheduling rx-(none),tx-(2q1t) CoS rewrite no ToS rewrite no Rewrite no UDLD yes Inline power no AuxiliaryVlan 1..1000,untagged,none SPAN source,destination Model WS-X4148 Port 2/2 Type 10/100BaseTX ...
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...character is disconnected. In addition, you can open a Telnet session from the switch to another device on the network from being disconnected automatically). 20-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Before you must first set ... shows how to open a Telnet session to the switch, you can use Telnet from the switch to a remote host. Using Telnet Chapter 20 Checking Status and Connectivity Flow control Security Membership Fast start QOS scheduling CoS rewrite ToS rewrite Rewrite UDLD Inline power ...
...character is disconnected. In addition, you can open a Telnet session from the switch to another device on the network from being disconnected automatically). 20-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Before you must first set ... shows how to open a Telnet session to the switch, you can use Telnet from the switch to a remote host. Using Telnet Chapter 20 Checking Status and Connectivity Flow control Security Membership Fast start QOS scheduling CoS rewrite ToS rewrite Rewrite UDLD Inline power ...
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... dvlan earl fddi filesys gvrp ip kernel mgmt mcast pagp protfilt pruning qos radius rmon security snmp spantree sys tac tcp telnet tftp udld vmps vtp Definition Cisco Discovery Protocol Dynamic Trunking Protocol Dual Ring Protocol Dynamic VLAN Enhanced Address ...IP protocol stack Trivial File Transfer Protocol UniDirectional Link Detection VLAN Membership Policy Server VLAN Trunking Protocol 37-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How System Message Logging Works Chapter 37 Configuring System ...
... dvlan earl fddi filesys gvrp ip kernel mgmt mcast pagp protfilt pruning qos radius rmon security snmp spantree sys tac tcp telnet tftp udld vmps vtp Definition Cisco Discovery Protocol Dynamic Trunking Protocol Dual Ring Protocol Dynamic VLAN Enhanced Address ...IP protocol stack Trivial File Transfer Protocol UniDirectional Link Detection VLAN Membership Policy Server VLAN Trunking Protocol 37-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Understanding How System Message Logging Works Chapter 37 Configuring System ...
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Appendix A Acronyms O OAM OOB OSI OTP P PAgP PAM PCM PCMCIA PCR PDU PHY PIM PLCP PLIM PPP PVC Q QoS R RADIUS RAS RCD Operation, Administration, and Maintenance out-of-band Open System Interconnection One-Time-Password Port Aggregation Protocol port adapter module pulse code modulation ... virtual circuit (or permanent virtual connection in ATM terminology) quality of service Remote Authentication Dial-In User Service row address strobe RAS-to-CAS delay Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 A-6 78-15486-01
Appendix A Acronyms O OAM OOB OSI OTP P PAgP PAM PCM PCMCIA PCR PDU PHY PIM PLCP PLIM PPP PVC Q QoS R RADIUS RAS RCD Operation, Administration, and Maintenance out-of-band Open System Interconnection One-Time-Password Port Aggregation Protocol port adapter module pulse code modulation ... virtual circuit (or permanent virtual connection in ATM terminology) quality of service Remote Authentication Dial-In User Service row address strobe RAS-to-CAS delay Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 A-6 78-15486-01
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... 6-9 port VLAN priority configuring 7-27 power, inline 28-11, 29-3 power budget setting 28-16 power management Catalyst 4500 series 28-1, 28-6 Catalyst 4500 series power supplies 28-4 combined mode 28-2 configuring combined mode 28-3 configuring redundant mode 28-3 redundancy 28... port VLAN cost 7-26 Q QoS CoS mapping drop thresholds 14-6 reverting to port default 14-5 transmitting drop thresholds 14-3 values 14-2 default configuration 14-4 disabling 14-7 displaying information 14-7 IN-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78...
... 6-9 port VLAN priority configuring 7-27 power, inline 28-11, 29-3 power budget setting 28-16 power management Catalyst 4500 series 28-1, 28-6 Catalyst 4500 series power supplies 28-4 combined mode 28-2 configuring combined mode 28-3 configuring redundant mode 28-3 redundancy 28... port VLAN cost 7-26 Q QoS CoS mapping drop thresholds 14-6 reverting to port default 14-5 transmitting drop thresholds 14-3 values 14-2 default configuration 14-4 disabling 14-7 displaying information 14-7 IN-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78...
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...14-5 frame classification 14-3 labels 14-2 overview 14-1 reverting to defaults 14-7 traffic flow (figure) 14-2 transmit queue overview 14-3 quality of service See QoS R RADIUS configuration guidelines 30-50 overview 30-48, 30-50 RADIUS accounting accounting events 30-48 creating accounting records 30-48 disabling 30-52 enabling... restrictions IGMP traffic filtering 15-18 Reverse Address Resolution Protocol See RARP RMON enabling 25-2 overview 25-1 supported MIB objects 25-2 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 IN-13
...14-5 frame classification 14-3 labels 14-2 overview 14-1 reverting to defaults 14-7 traffic flow (figure) 14-2 transmit queue overview 14-3 quality of service See QoS R RADIUS configuration guidelines 30-50 overview 30-48, 30-50 RADIUS accounting accounting events 30-48 creating accounting records 30-48 disabling 30-52 enabling... restrictions IGMP traffic filtering 15-18 Reverse Address Resolution Protocol See RARP RMON enabling 25-2 overview 25-1 supported MIB objects 25-2 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 IN-13