Ethernet LAN

Multicast MAC addresses that always flood

Cisco bridges running a multicast suppression mechanism will always flood multicast frames destined for 01-00-5E-00-00-...

5 comments posted 15yrs

posted by googlegroups

5 comments posted 15yrs posted by googlegroups

Broadband or not

There is discussion in some newsgroups (and other places) about what is and isn't broadband. It seems to me that the me...

7 comments posted 16yrs

posted by gah

7 comments posted 16yrs posted by gah

switch ports as distinct OS interfaces

We're designing a network device based around SoC, which contains MIPS core and 5-ports switch core, connected to the C...

0 comments posted 16yrs

posted by mark_cruzNOTFORSPAM

0 comments posted 16yrs posted by mark_cruzNOTFORSPAM

Ethernet over Ethernet

Bonjour, I don't know the reason why it is not possible to have an Ethernet frame (ETH) directly encapsulated in an Eth...

17 comments posted 16yrs

posted by mhostettler

17 comments posted 16yrs posted by mhostettler

question on MDIO bus

[ I beleive this is proper groups to ask such question. ] I'm implementing MDIO/MDC interface with GPIO pins on a micro...

0 comments posted 16yrs

posted by mark_cruzNOTFORSPAM

0 comments posted 16yrs posted by mark_cruzNOTFORSPAM

Network latency questions

Hi all, Sorry for abusing my membership to this forum for this question. We are busy with building an embedded applicat...

2 comments posted 16yrs

posted by fmgrotepass

2 comments posted 16yrs posted by fmgrotepass

Multi-WAN switch

Is there any switch that allows two different WAN and multiple LANs running out of a single wire? Let me clarify my que...

3 comments posted 16yrs

posted by freightliner2006

3 comments posted 16yrs posted by freightliner2006

LACP mac addrss ?

The link aggregation combine a couple of physical links to a logic link. but which mac address is used for the LACP grou...

3 comments posted 16yrs

posted by aaabbb16

3 comments posted 16yrs posted by aaabbb16

switch-to-CPU interface

Reading Rich Seifert's "The switch book", I got confused. At one moment Mr. Seifert writes that normally there are two...

1 comments posted 16yrs

posted by mark_cruzNOTFORSPAM

1 comments posted 16yrs posted by mark_cruzNOTFORSPAM

Reset the password on my HomePortal 1000SW?

Have a modem and wireless router. HomePortal 1000SW, 3.5.5 Trying to get past the lost password. FWIW. I take lots of n...

1 comments posted 16yrs

posted by jdoe

1 comments posted 16yrs posted by jdoe

MII Management Interface, turnaround bits

Hi I'm implementing software GPIO based SMI protocol for a small embedded microcontroller, and got stuck with turnaroun...

0 comments posted 16yrs

posted by mark_cruzNOTFORSPAM

0 comments posted 16yrs posted by mark_cruzNOTFORSPAM

switch auto polling

Hello, everybody reading through specs of switch ASICs I often find the term "auto polling". What exactly does it mean?...

1 comments posted 16yrs

posted by mark_cruzNOTFORSPAM

1 comments posted 16yrs posted by mark_cruzNOTFORSPAM

why does cisco support 16 instance for mstp?

Hi, why does almost network company support only 16 instance for mstp? TIA, st

6 comments posted 16yrs

posted by aaabbb16

6 comments posted 16yrs posted by aaabbb16

Ethernet Padding

Hi All, This post is related to Ethernet padding. When the payload is small, Ethernet adds padding to make the frame si...

5 comments posted 16yrs

posted by anbarasans85

5 comments posted 16yrs posted by anbarasans85

tolerating loops in a network but not using STP

I'm designing a low latency ethernet network for ~300 servers (a compute cluster). End-to-end latencies are pretty low...

19 comments posted 16yrs

posted by nospam

19 comments posted 16yrs posted by nospam