Step 1 |
Log in to the Multi-Site GUI, in the Main menu, click Sites.
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Step 2 |
In the Sites List area, click CONFIGURE INFRA.
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Step 3 |
In the Fabric Connectivity Infra page, perform the following actions:
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In the Master List, click General Settings.
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In the Canvas, in the BGP PEERING TYPE area, from the drop-down list, choose either full-mesh or route-reflector.
The default is full-mesh.
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In the KEEPALIVE INTERVAL (SECONDS) field, enter the keep alive interval seconds.
The default is 60 seconds.
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In the HOLD INTERVAL (SECONDS) field, enter the hold interval seconds.
The default is 180 seconds.
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In the STALE INTERVAL (SECONDS) field, enter stale interval seconds.
The default is 300 seconds.
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In the GRACEFUL HELPER field, choose ON or OFF.
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In the MAXIMUM AS LIMIT field, enter the maximum as limit.
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In the BGP TTL BETWEEN PEERS field, enter the BGP TTL between peers.
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Step 4 |
In the Property Pane, in the OSPF area, perform the following actions:
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You can either modify the msc-ospf-policy-default policy or you can add a new OSPF policy.
To add a new OSPF, click ADD POLICY.
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In the POLICY NAME field, enter the policy name.
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In the NETWORK POINT field, choose either broadcast, point-to-point, or unspecified.
The default is broadcast.
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In the PRIORITY field, enter the priority number.
The default is 1.
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In the COST OF INTERFACE field, enter the cost of interface.
The default is 0.
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In the INTERFACE CONTROLS field, choose advertise-subnet, bfd, mtu-ignore, or passive-participation.
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In the HELLO INTERVAL (SECONDS) field, enter the hello interval in seconds.
The default is 10.
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In the DEAD INTERVAL (SECONDS) field, enter the dead interval in seconds.
The default is 40.
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In the RETRANSMIT INTERVAL (SECONDS) field, enter the retransmit interval in seconds.
The default is 5.
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In the TRANSMIT DELAY (SECONDS) field, enter the transmit delay in seconds.
The default is 1.
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Step 5 |
In the Master list, choose a site from the SITE SETTINGS.
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In the Property Pane, perform the following actions:
Note
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If you add or remove any spines in the APIC GUI, in the Canvas, click on the site and click refresh. This will discover any new or removed spines and all site-related fabric connectivity
to be re-imported from APIC. Any changes not pushed to APIC will be lost.
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In the SITE IS MULTI-SITE ENABLED, turn on the site.
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In the APIC SITE ID field, only displays the APIC site ID. You cannot change the site ID.
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In the DATA PLANE MULTICAST TEP field, enter the data plane multicast TEP IP address.
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In the BGP AUTONOMOUS SYSTEM NUMBER field, enter the BGP autonomous system number or the IP address.
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(Optional) In the BGP PASSWORD field, if you have encryption enable then you can set a BGP password.
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If you are running release 1.1(2) or prior: In the BGP COMMUNITY field, enter the BGP community. The format example is: extended:as2-nn4:4:15. The numbers are variables.
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In the OSPF AREA ID field, enter the OSPF area ID or the IP address.
Note
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When configuring the Multi-Site infra OSPF details, Cisco recommends that you use OSPF Area 0. If you use an Area ID other than 0, in the next step configure it as a regular OSPF area type and not a stub area type.
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In the OSPF AREA TYPE field, choose either nssa, regular, or stub.
The default is nssa.
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In the EXTERNAL ROUTER DOMAIN field, choose a external router domain that you have created in the APIC GUI.
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In the IP SUBNETS TO IMPORT field, click ADD SUBNET. You can have more than one subnet.
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In the Cavans, click on the POD and perform the following actions:
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In the Cavans, click on the spine and perform the following actions:
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In the Property Pane, click ADD PORT and perform the following actions:
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In the PORT ID field, enter the port ID (1/29).
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In the IP ADDRESS field, enter the IP address/netmask.
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In the MTU field, enter the MTU. The range is 576 to 9000 or inherit.
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In the OSPF POLICY field, choose the OSPF policy.
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Click SAVE.
Note
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Multi-Site creates a sub-interface with VLAN 4 with the specified IP ADDRESS under the specified PORT.
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MTU of the spine port should match MTU on IPN side.
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OSPF settings under OSPF policy should match on IPN side.
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Multi-Site does not require to run PIM Bidir inside the IPN.
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(Optional) In the Property Pane, turn on BGP PEERING.
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(Optional) In the SPINE IS ROUTE REFLECTOR field, turn it on if the spine can be route reflected.
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Repeat step 5c for each spine.
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Repeat step 5 for the other sites.
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Step 6 |
(Optional) If you are running release 1.2(1) or later: If decide to use the same Data Plane Unicast TEP for Multi-Site.
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In the Fabric Connectivity Infra, click on the site.
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Click on the POD.
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In the Property Pane, you can add the same Data Plane Unicast TEP for each POD.
For more information, in the Data Plane Unicast TEP field, click on the i icon.
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Step 7 |
Click APPLY.
Note
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If you receive an error message regarding a value that is incorrect in the a field for a particular site, go to that site
and correct the value. Then click APPLY.
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