Dear All,We are in the current version Cisco IOS XE Software, Version 17.03.04 and C9407R Cisco Catalyst 9400 Series 7 Slot Chassis. I need a suggestion on upgrading most stable version. We have 2 X C9407R switches. How we can upgrade with minimal do...
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We are in the middle of running a pilot for wired 802.1x. We are using Cisco ISE 2.3 and Cisco Catalyst 3850 switches. During some recent troubleshooting I noticed that on 802.1x enabled ports that mac-addresses are showing up as type 'STATIC' inst...
Hello,I'm French and my english is very bad.I'm a teacher and use Packet Tracer (PT) with my students.I make sequences during online classes on networks' maintenance (because of the lockdown due to covid-19).I would like to know if it would be possib...
Can any one help me to know the advantage of the "c9300-48UXM-E" model .How many ports will support 2.5gb speed?Any extra wireless functionality?What is the benefits of UPOE?
Greetings:I have a C9300 switch and a Sophos firewall in a medium sized network. Currently the gateway of the network is the firewall. I have heard its better practice to make the C9300 the gateway. What would i need to do on the switch to make that ...
HelloI am trying to get a DHCP static binding with a binding file to work. I already managed to connect multiple clients with the switch and they recieve the correct IP Address assigned in the DHCP static binding file. There is one client, where it d...
I have a 3750 as core switch, adding 2 stacks of 2960S to connect. I want to establish etherchannel between the 3750 and each additonal 2960S stack, do the channel group numbers between the 3750 and the new 2960s have to match? Please keep in mind 37...
Running "show ip pim config-sanity" reports the following error for an RP that I've configured but I cannot see whats causing the error. PIM Configuration check to catch any obvious errors in vrf default Finding local Static RPs PIM config errors......
I am having cisco 9407R with dual supervisor mode. Last update i did with issu upgrade.. Now i would like to downgrade the IOS, but i am unable to do it.Current version: 17.6.1Target version: 17.3.4As rollback is not possible, Kindly let me know alte...
Hi Team, Can you please provied the CFM and ERPS configuration for below CISCO NCS540 device. RP/0/RP0/CPU0:CISCO-NCS#show versionWed Oct 12 13:45:42.704 ISTCisco IOS XR Software, Version 7.1.2Copyright (c) 2013-2020 by Cisco Systems, Inc.Build Infor...
Hi,I am new to networking. I have questions on syslog severity. Now below is the chart that i got from cisco website.Q1> If I chose to send severity 6 logs then will it send informational logs along with it's 0-5 severity logs to syslog server?? Or o...
Resolved! switch ACL behaving stateful
Below is my ACL, applied to the interface inbound. Catalyst 2960CX. The first line was intented to allow DHCP. The second is intended to create host isolation. The host connected on this interface has an IP that is part of the network described in li...
Resolved! High CPU Utilization on Catalyst 3850
Hi all, I have a stack of 4 Catalyst 3850-24X working as a distribution switch, lying in between a Nexus 7K core switch and 34 C3850 access switches/stacks. I was struggling with high CPU utilization problems happening on the distribution switch. I u...
Do I just patch each of the 10G breakout cables to the remote switch I want to connect to as show below.
Hello,I'm looking for a pinout of the control pins for the NXA-PDC-930W-PE power supply. I've tried providing the unit with 48V input power, but the output doesn't turn on. I assume that one of the control pins needs to shorted or tied high/low. The...
