Hi,We have a pair of brand new Cisco 9500 24p switches, which we are trying to stack.They are running Cisco IOS XE Software, Version 17.09.04anetwork-advantage (C9500 Network Advantage)We have been using the following commands to set them up for stac...
Hi all-I have an old 6509 with a SUP720 that I seem to have killed. I was trying to upgrade the code.Before the reboot, she file systems looked like this:and the sup-bootdisk: directory looked like this:I changed the boot line in the config from b...
Hi there, We are implementing Port-Channels between Nexus 9508's using LACP, the port-channels run between 2 datacentres across a WAN using routers with x-connect(or similar protocol) to provide the L2 link. Our issue is that due to the nature of the...
I have a new 3850 L3 switch. It had a self-signed certificate installed when I first booted the switch. The certificate appears to be either 512 or 1024 in length. I would like to create a key that is 2048 in length. I can issue the crypto key genera...
hello we have 2 x 9300 series switches in a stackwise topology the ports will not allocate power auto or static to PoE devices of any Class Q has anyone seen this issue ? Q could this be license related ? for example the device is not added to th...
Hello, I have a problem on a switch c9407r in version 17.9.4a.I have a device connected on a port (Gi1/0/11) on vlan 601 that sends a dhcp discovery request.If I capture the uplink interfaces to the gateway (PO10) I can see the dhcp response with the...
Has there ever been a know case where a span port on a 2960-x has been hacked or passed walware/viruses from the untrusted network side. I know that span ports are by default unidirectional but I am trying to prove to my security analyst that is safe...
Hi We have ordered some 9200Cx, but it seems that we need a micro USB to get to the console. Not the standard mini USB type B, but the mobile phone type USB Micro Type B.A standard USB Micro Type B, doesn't work, even with the Cisco USB Driver, not s...
does anyone know if there is a matrix showing which version of openSSL is used by each version of NX-OS?I'm specifically looking for versions for nexus 7700, I am planning to upgrade the NX-OSThank you.
I'm trying to find the hardware installation guide for the Catalyst 1300 series. All I can find is this web-based "wizard" that wants to lead me by the hand. Is there no HIG PDF for this product like there is for pretty much every other Cisco devic...
Hi there, I am working on a client site and the client ordered 9400X-SUP-2XL and 40G QSFP optics. If we enable the uplinks to the distribution switch (Nexus 9336), the links flap constantly on every one of the devices. The interfaces available in the...
getting the following error % Error in authentication. in C9500 switch in console. i have not set any configuration in line console. only in vty. why its asking for password in line con 0 without setting any configuration. after entering local userna...
Can someone explain what is a VRF (for beginners)
I am having a problem getting DHCP on my PC LANRouter (DHCP Server) (ISR4331)(192.168.70.1)-- Switch (3750G) (IP helper address 192.168.70.1 on Vlan 1) - PC (192.168.70.x)The port coming from router (DHCP server) is connected to G1/0/1 Catalyst 3750G...
Hi, When i restart the switch i am getting the error to start the switch switch: bootLoading "flash:c2960-lanbase-mz.122-35.SE5/c2960-lanbase-mz.122-35.SE5.bin"...flash:c2960-lanbase-mz.122-35.SE5/c2960-lanbase-mz.122-35.SE5.bin: no such file or di...
