Notation used in Router configuration diagrams

I was listening to an MPLS tutorial on youtube.MPLS tutorial I came across this diagram. I am not that familiar with router configuration.My questions are as follows. 1) what does G1/0, G2/0, G3/0 and G4/0 shown in the diagram represent? It would be great if someone could clarify this. Answer It seems very likely to … Read more

How is the port a part of a packet? [closed]

Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Server Fault. Closed 8 years ago. Improve this question Computer A is running a program that initiates a request to Computer B on Port X. Where / how is the port transmitted … Read more

MPLS: INBOUND vs OUTBOUND Labels

In The MPLS LSR if I have 4 INPUT ports with 4 labels label:port 11 : 1 22 : 2 33 : 3 44 : 4 and ONE output port How many labels can exit through the output port/interface? or do they get aggregated into one label? Answer It really depends on the implementation and … Read more

Strange Network issue

No Internet access for all workstations Internet working for some servers, eg. DC MPLS network > Switch > workstation MPLS network > Switch > server Workstation troubleshooting – tracert google doesn’t make a single hop – local gateway and DC pingable – Ipconfig set correctly – check routes – no firewall DC troubleshooting DC can … Read more

File-Sharing and TCP does not work over MPLS

We have established an MPLS between two locations. The DHCP helper is installed on the remote’s router and we can ping devices from/to either subnet. DHCP is working properly in both locations. However, our internal website located at the host cannot be found from the remote. The server’s address is 192.168.1.20 and it works fine … Read more

Layer 3 switch redundancy solution (with vlan’s, stp)

So basicly I have a setup which I want to get to work but i’m unable to. It’s possible I am overseeing a lot of things but let’s get to it anyways. The current situation is a network with 4 switches connected to each other (almost a full mesh, 1 link is missing intentionally). I … Read more

What is the best way to divert an IP address between two remote locations?

I would like to ask the community thoughts on the following. I have two data centers, one up ‘Norf, and one down South Both are isolated in terms of network, but both have public IPs on a dedicated private circuit. There is no MPLS between the two sites. I run a hosted PBX service and … Read more

How to use MPLS VPN connection between branch offices, to connect LAN hosts that exist at different office branches?

Our ISP has provided us with a MPLS VPN connection to enable us communicate our other 3 branch offices with our head office. They provided us with WAN addresses for each dedicated router at our offices. Each of this routers are connected to a LAN for the internal networks at the office. We are currently … Read more