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Hello,We have a home automation system running in our DMZ environment. Last week there was a planned power outage. But this power outage lasted longer than our UPS could handle. I can still reach all the systems connected to our home automation via p...

Krikke90 by Level 1
  • 367 Views
  • 3 replies
  • 0 Helpful votes

Hi , 20 DCEF2T 4 port 40GE / 16 port 10GE WS-X6904-40G is the linecard of our existing distribution switch WS-6509-E. I am planning to upgrade all our access switches from 4510 to c9410 models and increase the uplink speed from 10G to 25G.Is SFP-10/2...

Srin_G by Level 3
  • 599 Views
  • 3 replies
  • 1 Helpful votes

Hello,Since several month we observe issues with HSR ring in some locations.They just stop working without any reason or alert following it and the problem is not on all switches in the ring but only some.It happened for example yesterday and affecte...

I wanted to ask if the router C921-4P has subinterface support? I dont see any mention of it in the manual. I love the price point. But wanted to find out if the subinterface support works on it.  My objective will be to pass multiple vlans from the ...

I am trying to lock down some VLANs on a Cisco Cataylst 3850 with IOS XE 16.12.9 GibraltarI need vlan 101 to talk to 102 and 103 and get out to the internetI need 103 to only talk to 101 and 102 with no internetI tried to apply this ACL to 103 but ca...

Hi AllHas anyone reported issues with Cisco 9606R chassis, running Amsterdam 17.3.1 software and WhatsUp Gold Netflow.The switch appears to be sending flows fine, but the software doesn't appear to show them, even though a packet capture on the serve...

Hi  we have a 3850 which fails to boot I can see the files on the flash however it is read only so can't make any changes. If I boot from USB switch performs firmware upgrades but then fails to boot have tried booting numerous times from USB. Tried e...

MIKE CLARK by Level 1
  • 34474 Views
  • 15 replies
  • 0 Helpful votes

    hi experts, I am learning router-on-a-stick routing, and router R1 is configured as follows: interface Ethernet0/3no ip address duplex auto!interface Ethernet0/3.1encapsulation dot1Q 10ip address 10.1.1.1 255.255.255.0!interface Ethernet0/3.2enc...

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Translator by Community Manager
  • 420 Views
  • 1 replies
  • 1 Helpful votes
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