I try this lab https://packetlife.net/blog/2008/aug/06/simple-wired-8021x-lab on WS-C2960L-48PS-LL but it has noradius-server hostcommand, how should I do?Cisco IOS Software, C2960L Software (C2960L-UNIVERSALK9-M), Version 15.2(5c)E, RELEASE SOFTWARE...
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Hi,After upgrading WS-C2960L-SM-48PS to IOS c2960l-universalk9-mz.152-7.E4, it is impossible to connect using SSH.Error is kex_exchange_identification: Connection closed by remote hostSSH is disabled in configuration and this parameter seems not modi...
Hello all, I have several pair of 6513E with dual SUP2T modules and a handful of WS-X6908-10G.The 6908-10G are full of X2-10GB-SR modules connected to various 10G Nics by Intel & Chelsio.All of these ports appear to be stuck operating at 1G instead o...
I am trying to configure a device tracking policy on a switch (C2960X, Version 15.2(7)E4) but the switch doesn't seem to identify the commands: SW1(config)#device-tracking policy test ^% Invalid input detected at '^' ma...
Resolved! Broadcast Address Usage in NAT
We have a customer who is connected with a /30 (point-to-point) address, interface at our side is having IP 192.168.7.65 255.255.255.252, and at their side is 192.168.7.66 255.255.255.252 The customer wants to use the IP address 192.168.7.67 (the bro...
Resolved! ASA 5545 TACACS+ login issue
Hi Guys, I was trying to configure an ASA 5545 and adding it to Tacacs+. I've got the error message "Command authorization failed", once I've pushed this command line: (config)# aaa authentication ssh console tacacs_server LOCALRange already exists. ...
I am reading the new book, I would like to bring here doubts, errors or a simple exchange of ideas,I start with the first error foundCHAPTER 2 SPTpage 43: The logic to calculate which ports should be blocked between two non-root switches is asfollows...
What is the benefit of configuring spanning-tree portfast network. This config is available on 9606R
Hi,I am setting up a cisco packet tracer to have 6 separate vlans. I have 2 PC's in each vlan connecting to a 2960 switch, each switch is further connected to one 2960 switch which is connected to a 3560 Layer 3 switch. Each vlan (the PC's) has a dif...
Hi,i am getting this error in Core Switch 6509 Model%EARL-SW2_DFC1-1-EXCESSIVE_PARITY_ERROR: EARL 0: Parity error detected in VRAM Kindly share the reason and Solution. Thank You
Resolved! Switches Stack
Hi Everyone, Can I stack 9300 switches with 3750 switches? Thank you.
I have a Cisco 2901 Integrated Services Router that has the default IP address of 192.168.0.1 but I am also running a 2nd router that has the same default IP address. How do I change the IP address on my Cisco 2901 Integrated Services Router?
Sometimes network engineers underestimate the importance of the interconnection link between the distribution layer switches at the distribution block of the enterprise campus network. There are two options to design the Distribution-to-Distribution ...
Dear very good morning,I want to ask you if there is a procedure for the correct shutdown of the Catalyst 6500/6800 and 9300 series switches.That is, a total shutdown, not a reboot. Sorry if the question is very silly but I have searched and I need t...
Catalyst 3750G Series PoE-48 Switch ProblemHello,I have problems with this switch when I turn it on, all the LEDs on the panel stay on (see photo) and it does not give me Console (see photo) to be able to recover the configuration.Could someone pleas...
