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Forum Posts
Resolved! Routing over a trunk
I have a packet tracer lab that i am using to learn my CCNA on. I have 2 sites connected together by layer 3 switches and i cannot ping between the sites. The trunk is vlan10 with addresses on each side of 1.1.1.1/30 and 1.1.1.2/30From each switch i...
We have a Nexus 5596UP and we want to change the air flow to the opposite direction. I think it is possible to change it without an interruption but have no lab to test it. I think when I remove all the fans and change 1 power supply the systems kee...
Has Cisco stopped shipping console cables with their products? I noticed it today when I opened up some new 3650s. Then I found that the 4451-x and 2960xr units that we purchased a little while ago didn't have console cables either.Neither ribbon cab...
Can I use the Cisco license transfer tool to rehost licenses from router 2900 to new router 2900? is not rma processthank you
Resolved! DHCP configure problem
dear teams,I have a network like below:layer 3 switch-----------access point-----------wireless client What if I want configure the access point and the wireless client work with different DHCPs? Is it possible? More question, I have read some trunk ...
Resolved! Connecting Cisco 3020 switch to Nexus 7k
Guys - I just want to confirm that you can essentially split 4 etherchannel uplinks to a pair of Nexus 7ks. For example if I have a 3020 switch with 4 uplinks to the core, I want to take 2 ports and uplink to Nexus A and the other 2 to Nexus B and f...
Hello,I have the following topology:What I'm trying to do is to configure a MPLS to connect HQ and Branch1. That works perfectly. What doesn't work is that I also want to connect Branch 2 with HQ but trough a site-to-site VPN, and since network of HQ...
dear alltoday we received new switch 4510r+E with two supervisors redundant .my problem Is when I start the switch it is working fine for 10 mins after that it is stop forward data .I try to force switchover to standby supervisor it is back to work f...
Resolved! 3750X mixed stack IOS upgrade Help
HelloSwitch Ports Model SW Version SW Image------ ----- ----- ---------- ----------* 1 30 WS-C3750X-24 12.2(53)SE2 C3750E-UNIVERSALK9-M 2 12 WS-C3750G-12S 12.2(53)SE2 ...
DearsI have a problem with 3560 switch , recently i upgraded the ios to c3560e-universalk9-mz.152-1.E1 , after that i am facing the issue that AP's connected to this switch get disconnects in every 10-15 mins , i am getting the following logs , AP's...
Resolved! NX7K NAT
Hello, I was wondering if someone could shed some light on why the NX7Ks don't do NAT'ng. Are there any docs to share? Best, ~zK
Hi, I have developed a Ethernet network of 100 computers, how to explore the collisions in the same network with Packet Tracer6. Thank you in advance.
Hi. We have two Nexus 5K in vPC mode with 2 2248Fex uplinked to both 5K and configued as vpc there as well. Recently we had power outage and pair of Nexus 5k that was in vPC configuration both rebooted.For some reason, the primary never came back up ...
Hi ,can someone pls tell me which line card supports QOS shaping command.I tried configuring QOS shape on 6748- GE-Tx, but was not supporting (Later came to know QOS shaping is not supported on this card).Can somebody tell me any Line Cards which su...
We have 2 Nexus 5548's. We have a trunked peer link between with only certain vlan's between them. My understanding is that if we change that and add a vlan to the peer link trunk it will cause a brief outage. Am I wrong in my understanding?
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