Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...
Forum Posts
Resolved! Alternate route setup
Our industrial network infrastructure is sitting behind a firewall (Fortigate) to isolate it from the enterprise network, just south of the firewall is our DMZ switch (Cisco 2960-X), a number of firewall DMZs are then mapped to their respective subn...
Is it uncommon to use just vlans on switch interfaces/ports instead of ip addresses? When I went through the Cisco classes I remember we used ip addresses on the interfaces, whether it was a LAN connection or between other switches and routers. We us...
I am trying to get a VLAN added to my network, and I am unable to get clients from one VLAN to Ping the new VLAN I added. I can ping the address assigned to the Routers Virtual Interface, but I cannot ping clients behind that. From the switches, I ...
For reasons I cannot go into, we need to extend a VLAN (user subnet), over our MPLS circuit, to one of our remote sites, and present that VLAN to the switches at that remote site. That VLAN is several hops away from the MPLS router, on our home offi...
We do have a Catalyst 6840 which is in transparent mode , which one we would like to change VTP to a server mode. Do we have to schedule this during a maintenance window ? any experience Thank you
Resolved! Change SSH Key on 2960 Switches
Hello, I am trying to change the key for SSH from 1024 to 2048 but I have (so far) no solution for that. Unfortunately, ip ssh rsa keypair-name SSH and crypto key generate rsa general-keys modulus 2048 label SSH don't work. I trying also other ...
I'm using the CISCO-CONFIG-COPY MIB to upload startup-config from a switch using SCP.I'm experiencing the same problems on multiple switches / IOS versions: WS-C3560CG-8PC-S running 15.0(2)SEWS-C3560CG-8PC-S running 12.2(55r)EX11WS-2960-8-TC-L runni...
Hi, I have Cisco Catalyst WS-C3560X-48T-L The previous IOS version was c3560e-ipbasek9-mz.150-2.SE11 and some told me to replace it with Universal Image, I installed c3560e-universalk9-mz.150-1.SE.bin but I got the same issue, that router comma...
Hey guys, complete noob here, I apologize if I have posted in the wrong place & I'll move it if I have. I'm setting up a layer 3 Catalyst 3650 switch. I want the network to be just the L3 switch with hosts attached. I'm trying to set it up as follows...
Hi We are due to have a leased line (Fiber) installed to our premises soon and the ISP is to provide an ME 3400 router. However, as we use our own router/switches, how can we set the 3400 to just handle the Fiber uplink to the ISP and then pass eve...
Hi, I have switch-1(Nexus 9504) and switch-2(Nexus 93128). These two switches are connected with each other in vPC and i want to configure ERSPAN session as Switch-1 as source and switch-2 as destination. However it is not possible since Nexus 9000...
Hi Guys,Just configuring up a 9k running - NXOS: version 7.0(3)I6(1) and struck this; i was looking to configure:switch# configure terminal switch(config)# login block-for 100 attempts 3 within 60 switch(config)# show login as per;https://www.cisco.c...
At location 1. Outgoing TCP port 25 is blocked from my ISP. Can I use 2 ASAs to tunnel that traffic to second ASA and then to the internet? Is there any possibility that this is gonna work?. See the picture please. I need to send an email from switch...
Gents we have a stack of two Cisco 3750G . It has few port channel Can someone please tell me how much i can have the max number of port channels. What is recommended. This switch is acting as core switch at the moment. Currently it has i or two la...
Hello, I have TACACS+ almost successfully working my 'WS-C2960-24PC-L 12.2(44)SE'. Authentication and authorization work fine for my privilege level 15 users. The problem is that any command not allowed by default for my privilege level 3 user is N...
