/31 ISIS in Underlay

[michael crane]

With the higher version than 1.3 we can do /31 addresses for our wan links to underlay...  but how can I be sure the underlay devices will support /31s?

[michael crane]

for isis that is

[balaji.bandi]

not sure what document you reffering here ?

[Scott Hodgdon · Accepted solution]

@michael crane ,

DNA Center LAN Automation builds  /31based underlay with IS-IS for SD-Access.

Cheers,
Scott Hodgdon

Senior Technical Marketing Engineer

Enterprise Networking and Cloud Group