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Hi all,Currently we have a deployment with two DC connected via OSPF through a pair of LAN-2-LAN links. Both links are /30 networks part of an OSPF area 0 and adjacencies are established. But now we need to make sure that when one link fails, the oth...
Hi there,I'm planning to upgrade a set of APs for a customer. These APs are model MR42 and they're currently in production, so customer and I agreed to upgrade one only AP by first in order to analyze its behavior and later proceed to a maintenance w...
Hi @Giuseppe Larosa if you are using SVI based Layer3 interfaces you need to be very careful in defining what Vlans are permitted over trunks, because otherwise the DC to DC link failure will not cause the corresponding L3 SVI to fail and then OSPF ...
Hi Richard, You have described 2 Nexus switches connected to 3850 with a transit link (and transit subnet) from each Nexus to the 3850. Yeah, that's what we have, a pair of Nexus configured in vPC, each one connected to the same Catalyst 3850 stack t...
Hi Abzal, I've taken a look to BFD feature and it sounds great. In fact, we're implementing it on our Nexus' VPC peer link, however, our Catalyst 3850 stack software version is 03.06.06E so I'm sure I'll have to upgrade the stack.
Hi @Abzal Both DC are in different locations. Our Nexus are at a seaport's facilities and the 3850's are stacked in another DC. The distance between DC is about 400km. My customer has specified the requirement to have a main L2L channel the other on...
Hi Philip,Effectively, I just created a new network destined for upgrades, and this network is a clone of my existing production network. The configurations are the same but the firmware is 25.14 in the new network, while the original network where a...
