Ethernet LAN

Duplicate MAC on same LAN

Can some one tell me exactly what happens if we have duplicate MAC address on the same LAN (no switch in between). Also...

12 comments posted 21yrs

posted by affanahmed

12 comments posted 21yrs posted by affanahmed

NAT question...

I don't know if this is the right group to post this, as it is a NAT question... anyways... I currently have 1 shared A...

4 comments posted 21yrs

posted by dakirsch

4 comments posted 21yrs posted by dakirsch

connecting two wireless routers

Hey Guys, Basically what i am trying to do is connect two wireless networks... One is a linksys WRT54G and the other is...

0 comments posted 21yrs

posted by christian.burchhardt

0 comments posted 21yrs posted by christian.burchhardt

Point to point communications over 100baseT

I have a requirment to communicate between 2 PC's over a point to point connection at 33Mbps. Other then LVDS what comm...

4 comments posted 21yrs

posted by natkelcri

4 comments posted 21yrs posted by natkelcri

subclassed IP address ranges using 802.1Q VLANs

Hi, My provider can give me more IP addresses if and only if I can play nice with his 802.1Q tagged VLAN network setup,...

3 comments posted 21yrs

posted by ceverett

3 comments posted 21yrs posted by ceverett

Disable stacking 3com 4250T

Hi all, We've bought a whole bunch of 3com 4250T 50 port switches. These have 48 10/100 ports, and 2 10/100/1000 uplink...

1 comments posted 21yrs

posted by andy.lawson

1 comments posted 21yrs posted by andy.lawson

Should a snooping switch proxy or forward IGMP queries?

I'm coming back to some code I wrote a couple of months ago and it's not doing what I now think it should. I've looked...

0 comments posted 21yrs

posted by cnelson

0 comments posted 21yrs posted by cnelson

Why CSMA/CD is not suitable for real time applications??

Why CSMA/CD is not suitable for real time applications??

13 comments posted 21yrs

posted by levin_ae101hk

13 comments posted 21yrs posted by levin_ae101hk

Why we need a length field in Ethernet while we don't need it in FDDI??

Why we need a length field in Ethernet while we don't need it in FDDI??

9 comments posted 21yrs

posted by levin_ae101hk

9 comments posted 21yrs posted by levin_ae101hk

VRRP (IP packets addressed to the IP address of the virtual router owner)

RFC 3768 section 6.4.3 states: "MUST accept packets addressed to the IP address(es) associated with the virtual router...

4 comments posted 21yrs

posted by ghiggia

4 comments posted 21yrs posted by ghiggia

Ethernet Frame size

My professor, in a exercice sheet, asked me why a Ethernet Size is at least 64 bytes. I've already downloaded a lot of...

3 comments posted 21yrs

posted by info

3 comments posted 21yrs posted by info

re: Megahertz PCMCIA Ethernet dongle

Technical note: PCMCIA Ethernet and dongle, and dongle pinouts Product: Megahertz CC10BT (or CC10B2) Issue: missing don...

0 comments posted 21yrs

posted by bmslib

0 comments posted 21yrs posted by bmslib

multimode fiber + GBIC

How to plug multimode fiber to Cisco WS-C2950SX on the one side and Catalyst 3550 12G on the other? What connectors do I...

1 comments posted 21yrs

posted by lponski

1 comments posted 21yrs posted by lponski

Lucent P333T

I have a switch lucent P333T with image 3.11.0, but report errors on prompt console. The error is 0x509ae7e0 (NvmSpooler...

1 comments posted 21yrs

posted by gchica

1 comments posted 21yrs posted by gchica

Extract data from packet dump (pcap)

Hello all, I have some data recorded with tcpdump that needs to be reassembled. The idea is to filter out what is relev...

7 comments posted 21yrs

posted by me

7 comments posted 21yrs posted by me