Law29
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Differences between MPLS and VPLS
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6 votes

MPLS is a virtual "layer 3" network. The customer addresses packets by IP. The PE equipment have customer IPs and serve as customer routers. The MPLS admin needs to manage at least a little of the ...

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Redundant acknowledgement numbers in TCP stream
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4 votes

Quick answer is that after the the ack number is sent the first time, it is always sent. It always reflects the next expected sequence number, so unless new data segments arrive, it will be repeated. ...

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ip addresses not meeting the IP addressing requirements of our company's network
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2 votes

The best practice is to drop and log any outgoing packets that do not have a valid source address (192.168.0.0/16 in your case). Depending on your equipment, for that log to contain the MAC you may ...

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Debugging "no route to host" over Ethernet
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2 votes

You asked What steps can I take to debug this? You seem to want to access the OpenWRT without going through its console (because you write "should match the default OpenWRT settings"). There can ...

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Looking to Extend Fiber Network
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2 votes

First off, you need two of those at each end, one for each direction. Second, it looks more like SC/PC to me, not SC/APC. If you want to just plug in your replacement cable, then you don't have a ...

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What is the common notation of multiple subnets
1 votes

I know of no standard. In documentation, when possible, I would replace by letters: x.y.z.160/29 followed by something like "where x.y.z is the network of each branch office". In ACLs I would ...

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Is it safe to publish the ipconfig/ifconfig results?
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1 votes

You config may include public, private, or otherwise non-public addresses. If there are public addresses or names that resolve to your public addresses, you may wish not to publish them or to mask ...

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Is this explanation correct - how to determine if an IP address is on the same subnet
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1 votes

Yes, there is a mathematical way (and that is how the computer does it unless I'm much mistaken). Your computer is X netmask M The other computer is Y. The computers are on the same network if (X &...

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Point to Point Leased Lines - Do they lay fibres just for that purpose?
0 votes

Short answer: "Back in the day" maybe they did this. Very quickly, you just got connected to the nearest POP (point-of-presence) with IP over ATM over copper, from which you got allocated a VC (...

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