Hello guys I'm having a little trouble with NBAR and I'm hoping someone could be of help. So I've just deployed SolarWinds and I'm trying to enable NBAR on Cisco C9404R switch for deep application visibility. Then have the NBAR data applied into Netf...
Forum Posts
Hello So currently I have a DSL MODEM - FPR1010 - SG350XG. My Internet is DSL w/ 8 static IP's and the FPR does the PPPoE and is connected to the SG350XG with routing back towards the Internet... On the SG350XG I have 6 vlans [each single vlan is a...
Hi,I am new to networking, but I have a question about setting up a home lab to learn routing and switching. I would like advice on whether I should prioritize real hardware or if GNS3/Packet Tracer is sufficient for hands-on learning.
I am a novice network guy. If I have missed something obvious, please let me know. I have a N520-20G4Z-A and using SFPs only in ports 4,5,6, and 7 - Port 7 won't come up. There are no other connections to the router. The four of the ports are conf...
Resolved! Secure CRT
Hi everyone,To all engineers who love cisco CLI, what is the possible solution to this below errorKey exchange failed.No compatible MAC. The server supports these MACs: hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha2-256,hmac-sh...
Dear Community, we'd like to use streaming telemetry to acquire live data from our network but on some devices we continually run into a state where most to all telemetry messages get lost/dropped. The affected devices mainly do L3/routing, devices t...
Hello, before Christmas Cisco has released Update 2 for Cisco Prime Infrastructure 3.10.4. There is note which I am interested in how one can understand. Here are release notes: https://www.cisco.com/c/en/us/td/docs/net_mgmt/prime/infrastructure/3-10...
Hello, I’m using a Nexus 3548-XL running NX-OS 10.3(6). Due to a recent security issue, I’m trying to delete the default admin account. I have already created a new account with the network-admin role, but when I attempt to remove the existing admin ...
Resolved! License enveloppes
Hello everyone,I was mandated to resell a bunch of networking equipment used by an IT company. Among the equipment, I found license enveloppes. Most of them are still sealed. I assume they have the license info + CD. In 2 open enveloppes, I found a s...
Hello all, I have inherited an infrastructure with several catalyst 9200 switches. A few of them are unreachable when using ssh from a terminal, such as a linux server or Powershell. The error message is this: Unable to negotiate with <IP ADDRESS> po...
Wondering if anyone has seen behavior such as this. TCP syslogs from a switch are failing periodically, for exactly 5 seconds at a time. The connection is immediately re-established, so this isn't really a major issue, but it's filling up the logging...
Resolved! C8000 series
Hello House,Has anyone observed any anomalies with the cisco 8200 loosing configurations after sudden power outage or an abruptly power outage.I have some few routers that have that issue and would love to know if it is only me facing this.
How can I get MIB file for Cisco Router IR1101 firmware universalk9.17.09.04a, because i want to take OID for temperature and status of sim cards signals to inset it on RTU then to show them on scada system.
I'm about 45 days in on this network (new gig) with no doc's whatsoever. I have an AP I noticed was dead. Took it down. Consoled in and this was as far as the booting process got:HELO5.0205HNDRC1a-1.0.38-163.162CPU0L1CDMMUIMMUACODEZBBSMAINBoot Strap ...
