Routing

If you are trying to be more conservative with your address and port use, and you know that 4096 ports per customer (512*8) is more than enough, then you could carefully walk that back. like, maximum-blocks-per-host 6, and see if this allows you to ...

What is the JunOS version / model? :) ------------------------------ Olivier Benghozi ------------------------------

Well to be entirely fair, it is possible but you'd have to deactivate configuration, as mentioned above by Sheetanshu . Either you'd have to deactivate the entire IRB and the statement under the VLAN where you define the l3-interface, or you'd have ...

Thanks for such a comprehensive response. As part of a change its really useful to pre-stage config ( just one less thing to do on the night ) with just one thing disabled/or deactivated. then the change can simply be disable the old, enable the new ...

Thanks Aaron, I will need to lab it up now just to see, but this was service effecting to the network I was configuring !! the IRB was actually a gateway on a LAN if it was responding arp or if the VIP was up ( not shown in my example ) this would have ...

To deactivate the interface, you would need to delete it from the vlan configuration as well, otherwise, there will be a commit error. We have four scenarios summarized as below: - If the irb.123 is disabled, but not removed from the vlan configuration ...

yes, this is so strange to me also. i remember dealing with this a while back. I think other vendors truly down the interface if you disable it. not juniper. it does something weird, as you are seeing, where it can create problems if left like that. ...