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
Hello, I have just tried to migrate a 3 stack C3750G-12S to a C3850-48XS The configuration was the same for the interfaces, was also told to leave the class-map as default on the 3850. Anyway, the migration went well for all the access switches tha...
Hello all, my query is about the Throughput of Cisco Routers for both the ISR G2 as well as the 4000 Series. Is the Advertised Bandwidth Throughput of a Cisco ISR G2 (1900/2900/3900 series) Router an Aggregate of both Inbound and Outbound traffic or ...
Hi all,Just a quick one, what's the default login for Nexus 6000 switch? I tried all default Cisco user/pw but failed. Google search points me to white papers.
Resolved! Urgent Cisco 2921 E1 config
Hi all I've configured new cisco 2912 router to connect through E1 cables, but still, the serial ports are down. the ports AL LED is Amber all time, even if I unplug the cables. The balloon is connected to DDF 1 F/3 POS 15 on E1 patch panel. Do I use...
Resolved! strange switching or routing issue
Hi, guys! I'm experiencing a very strange issue. Let me describe topology first. So we have core switch ( it's a router as well) 4500 stacked via VSS with the another 4500 (ios bootfile is cat4500e-universalk9.SPA.03.09.00.E.152-5) on which nested ...
Resolved! trunk port c3750
I have a c3750 switch that connect to a utm firewall on one if it's ports. I need to trunk that port so that it will carry the voice vlan. If i configure the port as a trunk port with below configuration during the day, will that cause any signific...
Hi, I have configured a dhcp-server on a switch and are trying to configure a ISR4431 by PnP throught the mgtm-interface when it boots up. Router-----Switch------ISR4431 DHCP-config on the switch: ----------------------//--------------------- ip ...
Can anyone please confirm if it is mandatory to use power supply module from CISCO for Cisco IE-4000-4S8P4G-E Industrial Ethernet Switches, can I use any other brand power supply module which give same output rating as cisco switch module? Thanks
When I tried to create a user on rv340 local database it replies successful but nothing happens... This is very strange and embarrassing.. Any help is welcome. Firmware version is 10.0.01.17 (latest at the time)
cant able to ping from R2 to S1 S2 S3 also from S1 S2 S3 to R2 ,R3 in packet tracer rip enabled on all routers *success pinging between routers
Trying to launch the GUI for first time and PC always prompts for windows username and pw (no admin account creds work) and never accepts anything. Am I missing something?
Hi folks, I am using Cisco VIRL to build a lab environment. My issue is when I click on "Simulation", it opens a new tab with the same name as my lab design, but appends some random characters after it. Example - if my design is mylab1.virl, the simu...
I understand that a null 0 command is like a trash bin to preventing looping in the network. I have a layer 3 distribution switch using OSPF with no summarization. There is a Null0 interface on the switch. There is not a specific route telling a netw...
I am trying to create a point to point layout between 2 sets of Nexus equipment. Normally you connect the connection directly into the device, but where this comes in it will connect to a switch on both ends for distribution and then connect to the...
Hi, I want to connect a server to a switch. The server should send traffic in multiple VLANs to the switch. The switchport is trunk. My question is where should the packets be get tagged with the VLAN (since the switchport is trunk)?? does the swi...
