Configuration Examples For Cisco DNA Service For Bonjour
Configuration Examples for Cisco DNA Servicefor Bonjour Configuration Examples for Local Area Bonjour in Unicast Mode for LAN Networks, on page 1Configuration Examples for Local Area Bonjour in Unicast Modefor LAN NetworksThis section provides configuration examples for Local Area Bonjour Domain in unicast mode.Example: Single-VLAN Unicast Mode BonjourThis example provides a sample configuration to implement Local Area Bonjour for single-VLAN unicastmode on an access layer switch. The following figure illustrates a single-VLAN unicast mode Bonjour networkenvironment:Figure 1: Single VLAN Unicast Mode Bonjour NetworkThe preceding figure illustrates a multiple-VLAN unicast mode Bonjour network environment with anAirPrint-capable printer and a user computer (MacOS or Microsoft Windows). The devices are connected toan Ethernet network and are part of a common Layer 2 VLAN. Once you configure the devices using theConfiguration Examples for Cisco DNA Service for Bonjour1
Configuration Examples for Cisco DNA Service for BonjourExample: Single-VLAN Unicast Mode Bonjourfollowing sample configuration, the user computer can dynamically discover the printer using Layer 2 unicastand policy.NoteThe sample configuration provided in this section can be applied on an access layer switch deployed as aService-Peer (Layer 2 access) or as an SDG Agent (Layer 3 access).Table 1: Configuring Single VLAN Unicast Mode BonjourConfiguration StepSample ConfigurationStep 1: Enable mDNS gateway and set the gatewaymode.!mdns-sd gatewaymode service-peer!Step 2: Create a unique mDNS inbound policy topermit ingress AirPrint service announcement fromthe service provider.!mdns-sd service-list LOCAL-AREA-SERVICES-INinmatch printer-ipps!Step 3: Create a unique mDNS outbound policy topermit egress AirPrint service response to the servicereceiver.!mdns-sd service-list LOCAL-AREA-SERVICES-OUToutmatch printer-ipps!Step 4: Associate the inbound and outbound servicelists to a unique service-policy.!mdns-sd service-policy LOCAL-AREA-POLICYservice-list LOCAL-AREA-SERVICES-INservice-list LOCAL-AREA-SERVICES-OUT!Step 5: Activate unicast mDNS gateway on VLAN10 and associate the service-policy with advancedparameters.!vlan configuration 10mdns-sd gatewayservice-policy LOCAL-AREA-POLICYactive-query timer 3600!Verifying Single VLAN Unicast Mode BonjourSample outputs for the following show commands on a Cisco Catalyst Series switch in Service Peer modeshow the operational status after the discovery of AirPrint service from the local network:Device# show mdns-sd summary vlan 10VLAN : 10 mDNS Gateway:EnabledmDNS Service Policy:LOCAL-AREA-POLICYActive Query:Enabled:Periodicity 3600 SecondsTransport Type:IPv4Service Instance Suffix . :Not-ConfiguredmDNS Query Type:ALLSDG Agent IP:10.0.1.254Source Interface:Vlan4094Configuration Examples for Cisco DNA Service for Bonjour2
Configuration Examples for Cisco DNA Service for BonjourExample: Single-VLAN Unicast Mode BonjourDevice#Device# show mdns-sd service-policy name LOCAL-AREA-POLICYService Policy Name Service List IN Name Service List Out Name LOCAL-AREA-POLICYLOCAL-AREA-SERVICES-IN LOCAL-AREA-SERVICES-OUTDevice#Device# show mdns-sd cache vlan 10 NAME TYPETTL/Remaining Vlan-Id/If-name Mac Address RR Record Data universal. sub. ipp. PRN. ipp. tcp.localipp. PRN. ipp. tcp.localBldg-1-FL1-PRN. ipp. tcp.localSRV4500/4486Vl10ac18.2651.03fe0 0 631 :6BEE:AEECBldg-1-FL1-PRN. ipp. rs 1''priority 30''ty EPSON WF-3620 Series''usb MFG EPSON''usb MDL W ' Device#Device# show mdns-sd statistics vlan 10mDNS StatisticsVl10:mDNS packets sent: 612IPv4 sent: 612IPv4 advertisements sent: 0IPv4 queries sent: 612IPv6 sent: 0IPv6 advertisements sent: 0IPv6 queries sent: 0Unicast sent: 0mDNS packets rate limited: 0mDNS packets received: 42advertisements received: 28queries received: 14IPv4 received: 42IPv4 advertisements received: 28IPv4 queries received: 14IPv6 received: 0IPv6 advertisements received: 0IPv6 queries received: 0mDNS packets dropped: 0 Query Type: Count PTR: 12SRV: 0A: 0AAAA: 0TXT: 0ANY: 3 Configuration Examples for Cisco DNA Service for Bonjour3
Configuration Examples for Cisco DNA Service for BonjourExample: Multiple-VLAN Unicast Mode BonjourPTR NameAdvertisementQuery ipp. tcp.local94Device#Example: Multiple-VLAN Unicast Mode BonjourThis example provides a sample configuration to implement Local Area Bonjour for multilpe-VLAN unicastmode on an access layer switch.Figure 2: Multiple-VLAN Unicast Mode Bonjour NetworkThe preceding figure illustrates a multiple-VLAN unicast mode Bonjour network environment with anAirPrint-capable printer and a user computer (MacOS or Microsoft Windows). The devices are connected toan Ethernet network and are part of different Layer 2 VLANs for the same Ethernet switch. Once you configurethe devices using the following sample configuration, the user computer can dynamically discover the printerusing Layer 2 unicast and policy between the different VLANs.NoteThe sample configuration provided in this section can be applied on an access layer switch deployed as aService-Peer (Layer 2 access) or as an SDG Agent (Layer 3 access).Table 2: Configuring Multiple VLAN Unicast Mode BonjourConfiguration StepSample ConfigurationStep 1: Enable mDNS gateway and set the gatewaymode.!mdns-sd gatewaymode service-peer!Configuration Examples for Cisco DNA Service for Bonjour4
Configuration Examples for Cisco DNA Service for BonjourExample: Multiple-VLAN Unicast Mode BonjourConfiguration StepSample ConfigurationStep 2: Create a location filter to enable local serviceproxy between the grouped VLANs.!mdns-sd location-filter LOCAL-PROXYmatch location-group default vlan 10match location-group default vlan 20!Step 3: Create a unique mDNS inbound policy topermit ingress AirPrint service announcement fromservice provider.!mdns-sd service-list LOCAL-AREA-SERVICES-INinmatch printer-ipps!Step 4: Create a unique mDNS outbound policy topermit egress AirPrint service response to the servicereceiver. Associate the location filter to share AirPrintservice information from grouped VLAN.!mdns-sd service-list LOCAL-AREA-SERVICES-OUToutmatch printer-ipps location-filterLOCAL-PROXY!Step 5: Associate the inbound and outbound servicelists to a unique service-policy.!mdns-sd service-policy LOCAL-AREA-POLICYservice-list LOCAL-AREA-SERVICES-INservice-list LOCAL-AREA-SERVICES-OUT!Step 6: Activate unicast mDNS gateway on VLAN10 and VLAN 20. Associate the service-policy withadvanced parameters.!vlan configuration 10,20mdns-sd gatewayservice-policy LOCAL-AREA-POLICYactive-query timer 3600!Verifying Multiple VLAN Unicast Mode BonjourSample outputs for the following show commands on a Cisco Catalyst Series switch in Service Peer modeshow the operational status after the discovery of AirPrint service from the local network:Device# show mdns-sd summary vlan 10VLAN : 10 mDNS Gateway:EnabledmDNS Service Policy:LOCAL-AREA-POLICYActive Query:Enabled:Periodicity 3600 SecondsTransport Type:IPv4Service Instance Suffix :Not-ConfiguredmDNS Query Type:ALLSDG Agent IP:10.0.1.254Source Interface:Vlan4094Device#Device# show mdns-sd summary vlan 20VLAN : 20 mDNS Gateway:EnabledmDNS Service Policy:LOCAL-AREA-POLICYActive Query:Enabled:Periodicity 3600 SecondsConfiguration Examples for Cisco DNA Service for Bonjour5
Configuration Examples for Cisco DNA Service for BonjourExample: Multiple-VLAN Unicast Mode BonjourTransport Type:Service Instance Suffix :mDNS Query Type:SDG Agent IP:Source evice#Device# show mdns-sd service-policy name LOCAL-AREA-POLICYService Policy Name Service List IN Name Service List Out Name LOCAL-AREA-POLICYLOCAL-AREA-SERVICES-IN LOCAL-AREA-SERVICES-OUTDevice#Device# show mdns-sd cache vlan 10 NAME TYPE TTL /RemainingVlan-Id/If-nameMac Address RR Record Data universal. sub. ipp. PRN. ipp. tcp.localipp. PRN. ipp. tcp.localBldg-1-FL1-PRN. ipp. tcp.localSRV4500/4486Vl10ac18.2651.03fe0 0 631 :6BEE:AEECBldg-1-FL1-PRN. ipp. rs 1''priority 30''ty EPSON WF-3620 Series''usb MFG EPSON''usb MDL W ' Device#Device# show mdns-sd statistics vlan 10mDNS StatisticsVl10:mDNS packets sent: 612IPv4 sent: 612IPv4 advertisements sent: 0IPv4 queries sent: 612IPv6 sent: 0IPv6 advertisements sent: 0IPv6 queries sent: 0Unicast sent: 0mDNS packets rate limited: 0mDNS packets received: 42advertisements received: 28queries received: 14IPv4 received: 42IPv4 advertisements received: 28IPv4 queries received: 14IPv6 received: 0IPv6 advertisements received: 0IPv6 queries received: 0mDNS packets dropped: 0 Query Type: Count Configuration Examples for Cisco DNA Service for Bonjour6
Configuration Examples for Cisco DNA Service for BonjourExample: Configuring Customized Service List and Policy in Unicast Mode for Multilayer NetworksPTRSRVAAAAATXTANY::::::200003 PTR NameAdvertisement ipp. tcp.local21Query0Device#Example: Configuring Customized Service List and Policy in Unicast Mode forMultilayer NetworksThis example provides a sample configuration to implement Local Area Bonjour in unicast mode service-routingfor a multilayer network. The network has Layer 2 access switches and Layer 2 or Layer 3 boundary atdistribution. The mDNS gateway mode on the Layer 2 access switches must be configured as Service Peers.The distribution layer switch gets configured in SDG Agent mode by default once you activate the mDNSgateway on the specified VLANs. The mDNS service discovery and distribution is extended using an IPv4-basedservice-routing protocol, instead of the Layer 2 mDNS flood-n-learn over the Layer 2 trunk ports.Figure 3: Customized Service List and Policy in Unicast Mode for a Multilayer NetworkThe preceding figure illustrates a VLAN unicast mode Bonjour network environment. The network has anAirPrint-capable printer connected in VLAN-10 of SP-1 switch. User-1 computer is connected in same VLAN10 of SP-2. User-2 computer is connected to a different VLAN 20 of SP-3. Once you configure the devicesConfiguration Examples for Cisco DNA Service for Bonjour7
Configuration Examples for Cisco DNA Service for BonjourExample: Configuring Customized Service List and Policy in Unicast Mode for Multilayer Networksusing the following sample configuration, the user computers can dynamically discover the printer usingLayer 2 unicast and policy on same and different VLAN IDs across the Layer 2 network.Table 3: Configuring Customized Service List and Policy in Unicast Mode for Multilayer NetworksConfiguration StepService Peer Sample Configuration SDG Agent Sample ConfigurationStep 1: Enable mDNS gateway andset the gateway mode.!mdns-sd gatewaymode service-peer!!mdns-sd gatewaymode service-peer!Step 2: Create a unique mDNSinbound policy to permit ingressAirPrint service announcementfrom service provider.!mdns-sd service-listLOCAL-AREA-SERVICES-IN inmatch printer-ipps!!mdns-sd service-listLOCAL-AREA-SERVICES-IN inmatch printer-ipps!Step 3: Create a unique mDNSoutbound policy to permit egressAirPrint service response to theservice receiver. Associate thelocation filter to share AirPrintservice information from thegrouped VLAN.!mdns-sd service-listLOCAL-AREA-SERVICES-OUT outmatch printer location-filterLOCAL-PROXY!!mdns-sd service-listLOCAL-AREA-SERVICES-OUT outmatch printer location-filterLOCAL-PROXY!Step 4: Associate the inbound andoutbound service lists to a uniqueservice-policy.!mdns-sd !!mdns-sd !Step 5: Activate unicast mDNSgateway on VLAN 10 and VLAN20. Associate the service-policywith advanced parameters.Configure the SDG-Agent IPaddress and the source interface onService Peer to enableservice-routing. No additionalconfiguration required onSDG-Agent.!vlan configuration 10,20mdns-sd gatewayservice-policyLOCAL-AREA-POLICYactive-query timer 4400source-interface vlan 4094sdg-agent 10.0.0.254!!vlan configuration 10,20mdns-sd gatewayservice-policyLOCAL-AREA-POLICY!Step 6: Configure mDNS Trust onLayer 2 trunk port of the switches.interface range TenG 1/0/1 –2switchport mode trunkmdns-sd trust!Configuration Examples for Cisco DNA Service for Bonjour8!interface range TenG 1/0/1 –6switchport mode trunkmdns-sd trust!
Configuration Examples for Cisco DNA Service for BonjourExample: Configuring Customized Service List and Policy in Unicast Mode for Multilayer NetworksConfiguration StepService Peer Sample Configuration SDG Agent Sample ConfigurationStep 7: Configure serviceNo configuration is needed.peer-group on the SDG Agentdistribution switch and enableservice-routing between theassigned Service Peer switch group.!mdns-sd service-peer grouppeer-group 1service-peer 10.0.0.1location-group defaultservice-peer 10.0.0.2location-group defaultservice-peer 10.0.0.3location-group default!Verifying Customized Service List and Policy in Unicast Mode for Multilayer NetworksSample outputs for the following show commands on a Cisco Catalyst Series switch show the operationalstatus after the discovery of AirPrint service from the local network:Device# show mdns-sd summary vlan 10VLAN : 10 mDNS Gateway: EnabledmDNS Service Policy: LOCAL-AREA-POLICYActive Query: Enabled: Periodicity 3600 SecondsTransport Type: IPv4Service Instance Suffix: Not-ConfiguredmDNS Query Type: ALLSDG Agent IP: 10.0.1.254Source Interface: Vlan4094Device#Device# show mdns-sd summary vlan 20VLAN : 20 mDNS Gateway: EnabledmDNS Service Policy: LOCAL-AREA-POLICYActive Query: Enabled: Periodicity 3600 SecondsTransport Type: IPv4Service Instance Suffix: Not-ConfiguredmDNS Query Type: ALLSDG Agent IP: 10.0.1.254Source Interface: Vlan4094Device#Device# show mdns-sd service-policy name LOCAL-AREA-POLICYService Policy Name Service List IN Name Service List Out Name LOCAL-AREA-POLICYLOCAL-AREA-SERVICES-IN LOCAL-AREA-SERVICES-OUTDevice#Device# show mdns-sd cache vlan 10 NAME TYPE RR Record Data universal. sub. ipp. tcp.localPTR TTL /Remaining4500/4486Vlan-Id/If-nameVl10Mac Addressac18.2651.03feConfiguration Examples for Cisco DNA Service for Bonjour9
Configuration Examples for Cisco DNA Service for BonjourExample: Configuring Customized Service List and Policy in Unicast Mode for Multilayer NetworksBldg-1-FL1-PRN. ipp. tcp.localipp. PRN. ipp. tcp.localBldg-1-FL1-PRN. ipp. tcp.localSRV4500/4486Vl10ac18.2651.03fe0 0 631 :6BEE:AEECBldg-1-FL1-PRN. ipp. rs 1''priority 30''ty EPSON WF-3620 Series''usb MFG EPSON''usb MDL W ' Device#Device# show mdns-sd statistics vlan 10mDNS StatisticsVl10:mDNS packets sent:IPv4 sent:IPv4 advertisements sent:IPv4 queries sent:IPv6 sent:IPv6 advertisements sent:IPv6 queries sent:Unicast sent:mDNS packets rate limited:mDNS packets received:advertisements received:queries received:IPv4 received:IPv4 advertisements receivedIPv4 queries receivedIPv6 receivedIPv6 advertisements receivedIPv6 queries receivedmDNS packets dropped61261206120000042281442: 28: 14: 0: 0: 0: 0 Query Type: Count PTR: 2SRV: 0A: 0AAAA: 0TXT: 0ANY: 3 PTR NameAdvertisement ipp. tcp.local21Device#Device# show mdns-sd summary vlan 10VLAN : 10 mDNS Gateway: EnabledmDNS Service Policy: LOCAL-AREA-POLICYActive Query: Enabled: Periodicity 3600 SecondsConfiguration Examples for Cisco DNA Service for Bonjour10Query0
Configuration Examples for Cisco DNA Service for BonjourExample: Configuring Customized Service List and Policy in Unicast Mode for Multilayer NetworksTransport Type: IPv4Service Instance Suffix : Not-ConfiguredmDNS Query Type: ALLSDG Agent IP: 10.0.1.254Source Interface: Vlan4094Device#Device# show mdns-sd summary vlan 20VLAN : 20 mDNS Gateway: EnabledmDNS Service Policy: LOCAL-AREA-POLICYActive Query: Enabled: Periodicity 3600 SecondsTransport Type: IPv4Service Instance Suffix : Not-ConfiguredmDNS Query Type: ALLSDG Agent IP: 10.0.1.254Source Interface: Vlan4094Device#Device# show mdns-sd service-policy name LOCAL-AREA-POLICYService Policy Name Service List IN Name Service List Out Name LOCAL-AREA-POLICYLOCAL-AREA-SERVICES-IN LOCAL-AREA-SERVICES-OUTDevice#Device# show mdns-sd sdg service-peer summaryCache-Sync Interval: 15Service-Peer: 40.1.1.10 Port: 10991Uptime: 30 Hrs 24 Mins 40 secs, Cache-Sync Sent: 117Last Cache-Sync Time: Thu Apr 16 20:50:27 2020Service-Peer: 40.1.1.20 Port: 10991Uptime: 31 Hrs 1 Mins 44 secs, Cache-Sync Sent: 120Last Cache-Sync Time: Thu Apr 16 20:58:44 2020Device# show mdns-sd sp-sdg statisticsAverage Input rate (pps)Average Output rate (pps)Messages received:QueryANY queryAdvertisementsAdvertisement WithdrawInterface downVlan downService-peer ID changeService-peer cache clearResync responseMessages sent:Query responseANY Query responseCache-syncGet service-instance: 15,::::::::::2190101920000::::12902705,5,One min, 5 mins, 1 hour214,2Configuration Examples for Cisco DNA Service for Bonjour11
Configuration Examples for Cisco DNA Service for BonjourExample: Migrating from mDNS Flood to Unicast Mode in Multilayer NetworksDevice#Example: Migrating from mDNS Flood to Unicast Mode in Multilayer NetworksPrior to Cisco IOS XE Amsterdam 17.3.1 release, Layer 2 LAN switches functioned as an intermediatepass-through system between an upstream SDG Agent in distribution layer and locally attached wired mDNSend points. This example provides a sample configuration to migrate from mDNS flood to unicast mode inmultilayer networks. The network has Layer 2 access switches and Layer 2 or Layer 3 boundary at distribution.Figure 4: Migration from mDNS Flood to Layer 2 Service-Routing Unicast ModeThe preceding figure illustrates a sample multilayer network that provides key gateway functional differencebefore and after upgrading to Cisco IOS XE Amsterdam 17.3.1 release.The following table provides sample configurations for a traditional mDNS flood-based network and a CiscoCatalyst Series switch in SDG Agent mode that operates in a Layer 2 network environment.Configuration Examples for Cisco DNA Service for Bonjour12
Configuration Examples for Cisco DNA Service for BonjourExample: Migrating from mDNS Flood to Unicast Mode in Multilayer NetworksTable 4: Layer 2 Access Configuration and Layer 3 SDG Agent ConfigurationLayer 2 Access Sample ConfigurationLayer 3 SDG Agent Sample Configuration!interface TenG 1/1switchport mode trunkswitchport trunk allowed vlan 10,4094!interface Vlan 4094description CAMPUS LAN MGMTip address 10.0.1.1 255.255.255.0no shutdown!!interface TenG 1/1switchport mode trunkswitchport trunk allowed vlan 10,4094!interface Vlan 4094description CAMPUS LAN MGMTip address 10.0.1.254 255.255.255.0no shutdown!mdns-sd gateway!mdns-sd service-list LOCAL-AREA-SERVICES-INinmatch printer-ipps!mdns-sd service-list LOCAL-AREA-SERVICES-OUToutmatch printer-ipps!mdns-sd service-policy LOCAL-AREA-POLICYservice-list LOCAL-AREA-SERVICES-INservice-list LOCAL-AREA-SERVICES-OUT!! mDNS Flood-based gateway!interface vlan 10mdns-sd gatewayservice-policy LOCAL-AREA-POLICYactive-query timer 3600!The following table provides sample configurations for migration to a Layer 2 unicast-based network for aCisco Catalyst switch in SDG Agent and Service Peer mode that operates in a Layer 2 network environment.The Layer 2 unicast routing functions between SDG Agent and Service Peer. Thus, no further controller-boundpolicy or export configuration change is required for the migration to unicast mode.Table 5: Configuring Layer 2 Access and Layer 3 SDG Agent for Migration to Layer 2 Service-Routing Unicast ModeConfiguration StepLayer 2 Access SampleConfigurationLayer 3 SDG Agent SampleConfigurationStep 1: Enable Layer 2 Trunk modebetween access and distributionswitches.!!interface TenG 1/1interface TenG 1/1switchport mode trunkswitchport mode trunkswitchport trunk allowed vlan switchport trunk allowed vlan10, 409410, 4094mdns trustmdns trust!!Step 2: Configure the LANmanagement VLAN and assign avalid IP range.!!interface Vlan 4094interface Vlan 4094description CAMPUS LAN MGMTdescription CAMPUS LAN MGMTip add 10.0.1.1 255.255.255.0 ip add 10.0.1.254255.255.255.0no shutdownno shutdown!!Configuration Examples for Cisco DNA Service for Bonjour13
Configuration Examples for Cisco DNA Service for BonjourExample: Migrating from mDNS Flood to Unicast Mode in Routed Access NetworksConfiguration StepLayer 2 Access SampleConfigurationLayer 3 SDG Agent SampleConfigurationStep 3: Enable mDNS gateway andmodes at access and distributionswitches.!mdns-sd gatewaymode service-peer!!mdns-sd gatewaymode sdg-agent!Step 4: Create a unique mDNSinbound policy to permit ingressAirPrint service announcementfrom the service provider.!mdns-sd service-listLOCAL-AREA-SERVICES-IN inmatch printer-ipps!!mdns-sd service-listLOCAL-AREA-SERVICES-IN inmatch printer-ipps!Step 5: Create a unique mDNSoutbound policy to permit egressAirPrint service response to theservice receiver. Associate thelocation filter to share AirPrintservice information from thegrouped VLAN.!mdns-sd service-listLOCAL-AREA-SERVICES-OUT outmatch printer-ipps!!mdns-sd service-listLOCAL-AREA-SERVICES-OUT outmatch printer-ipps!Step 6: Associate inbound andoutbound service lists to a uniqueservice policy.!mdns-sd !!mdns-sd !Step 7: Disable mDNS gatewayfrom the SVI interface.No configuration is needed.!interface vlan 10no mdns-sd gateway!Step 8: Enable a unicast-basedmDNS gateway on VLAN 10.Associate the service policy withadvanced parameters. Configurethe SDG Agent IP address and thesource interface settings on theService Peer.!! mDNS Unicast based gateway!vlan configuration 10mdns-sd gatewayservice-policyLOCAL-AREA-POLICYactive-query timer 3600sdg-agent 10.0.0.254source-interface Vlan 4094!!! mDNS Unicast based gateway!vlan configuration 10mdns-sd gateway!Example: Migrating from mDNS Flood to Unicast Mode in Routed AccessNetworksPrior to Cisco IOS XE Amsterdam 17.3.1 release, a Layer 3 Access LAN switch limits the extension of mDNSflood to the upstream Layer 3 network. However, it continues to flood the incoming mDNS frames to all portsparticipating in a common Layer 2 broadcast domain. This example provides a sample configuration to migratefrom mDNS flood to unicast mode in Layer 3 or routed access networks. The network has Layer 2 accessswitches and Layer 2 or Layer 3 boundary at distribution.Configuration Examples for Cisco DNA Service for Bonjour14
Configuration Examples for Cisco DNA Service for BonjourExample: Migrating from mDNS Flood to Unicast Mode in Routed Access NetworksFigure 5: Migration from mDNS Flood to Layer 3 Unicast ModeThe preceding figure illustrates a sample routed access network that provides key gateway functional differencebefore and after upgrading to Cisco IOS XE Amsterdam 17.3.1 release.The following table provides sample configurations for migration to a Layer 2 unicast-based network for aCisco Catalyst switch in SDG Agent and Service Peer mode that operates in a Layer 3 network environment.The unicast mode function is a local function on the SDG Agent. Thus, no further controller bound policy orexport configuration change required for the migration to unicast mode.Table 6: Configuring Layer 2 Access and Layer 3 SDG Agent for Migration to Layer 3 Unicast ModeConfiguration StepLayer 2 Access SampleConfigurationLayer 3 SDG Agent SampleConfigurationStep 1: Enable mDNS gateway andmodes at access and distributionswitches.!mdns-sd gatewaymode service-peer!!mdns-sd gatewaymode sdg-agent!Step 2: Create a unique mDNSinbound policy to permit ingressAirPrint service announcementfrom the service provider.!mdns-sd service-listLOCAL-AREA-SERVICES-IN inmatch printer-ipps!!mdns-sd service-listLOCAL-AREA-SERVICES-IN inmatch printer-ipps!Step 3: Create a unique mDNSoutbound policy to permit egressAirPrint service response to theservice receiver. Associate thelocation filter to share AirPrintservice information from thegrouped VLAN.!mdns-sd service-listLOCAL-AREA-SERVICES-OUT outmatch printer-ipps!!mdns-sd service-listLOCAL-AREA-SERVICES-OUT outmatch printer-ipps!Step 4: Associate inbound andoutbound service lists to a uniqueservice policy.!mdns-sd !!mdns-sd !Configuration Examples for Cisco DNA Service for Bonjour15
Configuration Examples for Cisco DNA Service for BonjourExample: Migrating from mDNS Flood to Unicast Mode in Routed Access NetworksConfiguration StepLayer 2 Access SampleConfigurationLayer 3 SDG Agent SampleConfigurationStep 5: Disable mDNS gatewayfrom the SVI interface.No configuration is needed.!!interface vlan 10no mdns-sd gateway!Step 6: Enable a unicast-basedmDNS gateway on VLAN 10.Associate the service policy withadvanced parameters.No configuration is needed.!! mDNS Unicast based gateway!vlan configuration 10mdns-sd gatewayservice-policyLOCAL-AREA-POLICYactive-query timer 3600!source-interface vlan 4094!Configuration Examples for Cisco DNA Service for Bonjour16
(451)'txtvers 1''priority 30''ty EPSON WF-3620 Series''usb_MFG EPSON''usb_MDL W ' Device# Device# showmdns-sdstatisticsvlan10 mDNS Statistics Vl10: mDNS packets sent : 612 IPv4 sent : 612 IPv4 advertisements sent : 0 IPv4 queries sent : 612 IPv6 sent : 0 IPv6 advertisements sent : 0 IPv6 queries sent : 0 Unicast sent : 0 mDNS packets rate .
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