Other Network Architecture Subjects

Hi there,a few days ago I started introducing myself with the first course for CCNAv7. All is fine so far but I would like to have solutions for the labs. Especially longer taking labs, like "11.9.3 Packet Tracer - VLSM Design and Implementation Prac...

Dear All, Im pretty new here and also pretty new in networking. Let me tell you what i need help for.So, i need to configure a Cisco 1841 as you can see in the attached diagram.  I noticed Cisco 1841 comes with 4 ports: 2 FE, 1 Console and 1 aux. 184...

Hello,I have trouble with ports going up/down all the time in my company network.When i use PCs that are connected to this ports everything works but on switch it shows like this:28-May-2020 07:50:52 %LINK-W-Down: gi1/0/4528-May-2020 07:50:56 %LINK-I...

Hi all: I'm brand new to the community & still a student, but did a search and could not find a question for this specific problem that I'm repeatably having that is driving me stark raving mad! lol In PacketTracer, I want to disable portfast on my t...

I bought this equipment and when it started it does not allow me access when configure terminal, it tells me command not supportedWhat could be happening?Best regards

Summary: I can ssh to an svi on the switch, but I cannot ssh to an L3 configured port (ie no switchport, ip address set) I can ping the L3 interface from ssh client and from the internet (so gateways and routing are all working). The L3 interface can...

I downloaded last version (7.3) debian package of PT and tried to install in Debian 10, my desktop, and tried to in Ubuntu 18.10 and 16.10. Was a terrible experience without a happy end. At final, give me all kind of errors. In Debian, return this er...

I ran across this bit of material while learning about port access control lists: PACLs have a few restrictions that vary from platform to platform. The followingare some of the most common restrictions:• PACLs only support filtering incoming traffic...

I would like to find out which Cisco router ports a server is connected too.  I've tried to use sh mac address-table| include <MAC>.  However, the MAC isn't listed.  cisco01#sh mac address-table | i 8c 38e7.d38c.ab5a DYNAMIC Gi1/0/19 1050.5786.8c53 D...

I have a problem with SIP-ALG on IOS-XE. My setup is: Cisco ISR4431/K9 isr4400-universalk9.03.13.02.S.154-3.S2-ext.SPA.bin This is an Internet edge router. I want to migrate static NAT for Astersk server from old Cisco 2921. On 2921 sip-alg correc...

Hi , We have a serial link with Crypto configured.Not Telcom wants to change the interface to Etherenet.There is G0/0 interface . They said new link is MPLS.Diginet to EThernet . Please advise about crypto config . can I use the same CryptoCurrent In...