About martin_tsang

martin_tsang · 03-01-2006

Hi All + ftallet :-)Assume the following scenario;There are two links between two switches. The primary link fails, RSTP cuts over to the secondary link. Now, the primary comes up for 10 seconds, and goes down again. Question:1. Is there a feature t...

martin_tsang · 02-27-2006

*** Please note that I support the forum points system :-) ***Hi All,Attached to this post is a diagram of the setup. Switch AAA - HHH are 2950-EI, all the other ones with an ugly blob of green are non-cisco trunking devices which dont really need ST...

martin_tsang · 02-25-2006

I'm having a disagreement with an collegue whoc is more senior than I am. We are having problems between two switches in our network. I check the configuration and find it to be setup as shown in the diagram I have posted. I believe I have found the ...

martin_tsang · 02-23-2006

If a 2950-SI switch is added to a network running Rapid PVST, will the whole network become 802.1D , or will only a small portion of the new network be slow. I read that the whole network segment will revert back to 802.1D. Is the term 'segment' in t...

martin_tsang · 12-05-2005

Posted by: martin_tsang - Network Engineer, BigAir - Dec 1, 2005, 6:22pm PST1. Is it possible to do per IP based rate shaping or rate-limiting in both directions? 2. Is this possible without some special card which costs heaps of $$$. 3. Is it possib...

martin_tsang · 03-05-2006

no hints or even guesses here?

martin_tsang · 02-28-2006

thanks for the response Leon, however, it didnt have the information I required.

martin_tsang · 02-28-2006

"portfast can now be configured on trunk ports (portfast trunk)"This is a first class response. /me wonders how a CCIE gets this knowledge in the first place. Is it from reading or is it from work experience or from experimenting?I tried reading as m...

martin_tsang · 02-25-2006

If your router has, say an ADSL modem built in, then you can connect to an ADSL service provider.Router is a device that routes packets. Modems are typically devices to connect to a service provider.

martin_tsang · 02-25-2006

Thanks Nethelper, that was part of the answer I was looking for. Now that we are this far, I wish to ask into more detail why this is the case and what happens in the following scenario.-------------------------Example Scenario-----------------------...

Member Since	‎10-01-2005 05:25 AM
Date Last Visited	‎08-18-2017 03:54 AM
Posts	37

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[RSTP] Modifying Timers to avoid link flap related issues?

RPVST or PVST with UplinkFast ??

Are these two switches setup incorrectly? (STP)

Adding 2950-SI Switch to Rapid PVST Network

Per vlan or Per IP based Rate Shaping or Limiting using 6500s ? Possible?

Re: [RSTP] Modifying Timers to avoid link flap related issues?

Re: RPVST or PVST with UplinkFast ??

Re: RPVST or PVST with UplinkFast ??

Re: modems

Re: Are these two switches setup incorrectly? (STP)