Switching

                   Hi,I have been trying for some time to configure a 887 VA W. I have the internet connection working and serving all outbound requests ok. The problem is when i try to set up port forwarding. I would like to configure forwarding for...

Dear friends,I have a very small diagram regrding natting. R1<->R2, R2<->R3. I have configured static nat on the R2 router. R1------------------------------------------R2-----------------------------------------------------R3  200.1.1.1   f0/0-10.1.1...

I have not had much luck searching appropriately, and I'm hoping someone may have a configuration they can share.I have Catalyst switches and 2811 routers that I need to give the client IT Director access to.   I want to give them their own credentia...

Hi folksI've been trying to understand a problem I have for some time now and need some assistance.I have four Cisco 1921 routers connected as shown below. Two routers at each site using VRRP towards the local LANs and OSPF between each other. I'm ai...

Hi,     I have recently installed a cisco IE3000 switch for use with profinet in an industrial environment, The switch has 1 trunk port to a cisco 2960G, this link is working ok. I have set the default VLAN to 850 and have set all ports except for th...

BOnjour à vous,Je me permet de vous demander votre aide sur la configuration de mes routeurs C887 et C888.Voici l'architecture souhaitée :Je souhaiterais donc monter un tunnel L2TP depuis mon routeur CISCO, jusqu'à mon LNS en passant par une connexio...

guys i have the following.a cisco 2100 controller with vlan 1, 101-103 on it connected to a cisco 2960 with the same L2 vlans on and ( int vlan 1 with ip 192.168.254.101) these are connected via trunk and the trunk is up. The 2960 then connects to a ...

I have a 2950 switch which we use to for connectivity to VOIP phones and terminals/pcs on the floors. At random times during the day maybe twice 2-3 hour span, we lose connectivity between two of the terminals and our server which is connected to the...

Hi All, I am trying to forward incoming external traffic from the internet on ports 25 and 433 to internal IP 10.10.10.29, but it's not working, any ideas what I've done wrong?I've replaced some of the config with "x"'sConfig:version 15.1no service p...

Hi,I have some Cisco SPA504G phones which have Windows computers piggy backed off them using the PC port.I want to seperate my VOICE and DATA into seperate VLANS.I have a switch which has VLAN: 10 for VOICE and VLAN: 20 for DATA setup. How do I go ab...

hi all ,i have topology simple as below :-------R2--------R1-------INTERNETi want to ask about very important issue :ive made marking to my traffic with dscp vlaues on R1 ,buti didnt use any applying to QOS on R2i mean i just made a policy map and ap...

Dear ALL,I am an IT Potfessional, Doing Network + . I have a questions:1) Do Non Cisco Switches have Access and Trunk ports. What i mean is do non cisco switches distinguish between ethernet prots as trunk and access. 2) Do we need Cross talk cable f...