Hello! I have a Cisco WS-C2960G-24TC-L switch placed outside my firewall. We already have two ISPs but we're now adding a 1Gbps Centurylink fiber link. They are requiring us to provide equipment to route a /30 on the outside to a /27 on the inside. T...
Forum Posts
Help with routing please. Created a sample network, but having trouble routing 'Test Ntwk' out to the internet.Internet is reachable from 'Prod Ntwk' From Test, trying to reach DNS 10.10.2.2- tracert ends at 192.168.100.2 (int of 2911 rtr, connected ...
We are getting power deny on the line card modules for a newly ordered 9606R as below. How to resolve this?SW1#sh modChassis Type: C9606RMod Ports Card Type Model Serial No.---+-----+------------------------...
Dear community, I have two 9410Rs (core) and two 9407R(distribution) switches. I have attached the specific details of their components below. I need to configure high availability at core and distribution level. Which design would be ok to take in t...
Dear CommunityKindly ask, can Cisco Catalyst 9300-24UX-A connect and work with Dell Storage DD3300?is 9300 support iSCSI I design the 9300-24UX-A as the Server Farm Switch is it possible? Thank you all in advanced any suggestions are appreciated Best...
On my Nexus 6K I see that the interfaces patched to the Cisco UCS regularly show discards but not errors. These are10Gbps links w Copper SFP-H10GB-CU3M. The links are never close to capacity. The ratio over time appears to show .001 (1/10 of 1%) of d...
I've been poking around trying to figure out a way to create port channels in the CLI rather then the GUI. The set of instructions below is how we would typically configure a port channel in the GUI, and we are not having any luck getting these confi...
Hi,I have to connect a network of 15 switches, of which 3 are MRV supporting MSTP only.Other switches are operating on rapidPVST. I cant correctly connect them, right now I'm using this manualThe problem is when I set everything up, the connection fa...
Hello, I am encountering a problem with flexible netflow on a cisco Catalyst 3850. When I apply the flow monitor on an interface, where there is a 2960 switch stack behind, Netflow doesn't detect any traffic. Going into the logs, I notice this error:...
Hello , We are implementing NAC on all out access switch mostly 2950 and 3750. Our Radius is Microsoft NPS . I am looking for a configuration on Cisco switch both global config and port config.Dot1x for all windows having certificate and Mac authenti...
Resolved! 3750-X upgrade
Hi there, I am an end user and not a network engineer.I have eight 3750-X network switches that are not used for anything fancy other than Netflow export (was is CRITICAL).I need to budget to upgrade these switches and am looking for advice on which ...
Hello All.I am faced with strange behavior with the C9500-40X core switch in our infrastructure.We have two C9500-40X in a stack, they are connected between two buildings using Stackwise-virtual technology with 2 x 10G optical cables.For MNG we used...
I have a 4500-X VSS configuration. It's running 3.6.6E. I need to get to 3.8 and the release notes say to upgrade ROMMON to version 15.0(1r)SG11. Can I upgrade ROMMON on one member switch at a time to avoid an outage of a full reboot? My current ...
Resolved! How to shut no shut in one command
On servers and desktops we do:C:\ipconfig /release && ipconfig /renewThat way we are able to reconnect after releasing an IP and not thrown out and unable to reconnect because it has no IP. For the Cisco 4506e:What is the syntax to do a shut, no shu...
We have in our lab 4 4507R+ CHASSIS, each with SUP8-E. All SUP8's had images on them. However one of the units, a tech formatted the flash either by accident or sheer stupidity. Our other SUP8's are all running cat4500es8-universal.SPA.03.06.00.E....
