Latest threads in Ethernet LANshow only best voted threads
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multiplex one ethernet cable into two?
In situation where I have access to one ethernet cable between two end points, is there a way to multiplex so it functions like two independent (lower bandwidth) ethernet cables? Perhaps some sort of...
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15 years ago
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Enable jumbo frames on a port 3com 5500G switch
Hey, I want to enable jumbo frames on several port on a 3com 5500G switch. To improve performance of iscsi traffic to the SAN. Does anyone knows how. Thanks in advance P Mee
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15 years ago
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Router MAC address
Hey guys, I need some info on this . I have a router/gw with x.x.x.1 ip address . When a linux system within the same n/w pings the gw, linux box gets updated with a different MAC address of gw in its...
17
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15 years ago
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17 | |
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difference between Repeater,hub,bridge, switch,router, gateway
Hi all as far as i understand the difference between Repeater,hub,bridge, switch,router, gateway are as follows , how correct is my understanding ? Repeater Forwards every frame it receives it is a...
3
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15 years ago
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If I want to build an 802.4 MAC (PHY) using an FPGA
Dear All, If I want to build a MAC that is able to handle the Token-Bus Link Layer and some portion of the physical driver I would need more information on the specific differences of the required MAC...
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15 years ago
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Network security surveillance software....
Hi, Can you recommend good security surveillance software for windows networks? I would like to know about potential security holes, misconfigured computers, have timestamped logins (when did user1...
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15 years ago
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Telecom Inventory
TelExpress has a huge inventory available for sale. TelExpress, Inc. has 3 distribution warehouses and has been in business for over 16 years. We also have purchasing agents who maintain our inventory...
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15 years ago
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802.3: Length interpretation and payload type
Hi all, I've just noticed that IEEE 802.3-2005 does not explicitly tell what MAC client data is when the Length/Type field contains a length value. It's generally assumed to be an LLC PDU, but the...
6
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15 years ago
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Multiple aggregated links between devices impossible?
Hello, According to 'The All-New Switch Book', only a single 802.3ad aggregated link is possible between a pair of devices. * Can someone please shed light on why this is? My read (skim) of 802.3...
7
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15 years ago
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7 | |
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The RaRa Economic Bailout Package (telecom equipment for sale)
Many of our customers depend on RaRa Telecom Supply for their critical last minute and hard-to-find parts or for our custom fiber and copper cables, but are you aware of all the products and services...
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15 years ago
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port-based vlan and tag-based vlan
What is difference between them? What i understand is 1. port-based vlan is old (before intrduce 802.3q) currently on the market every switch is tag-based vlan, Is it right? 2. port-based vlan no pvid...
14
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15 years ago
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star coax network with rj adapters ?
Hello, Two years ago, I bought a house that already had coaxial plates installed on almost each rooms. Each plate uses a single wire (no T conectors are used), which makes the whole installation a...
28
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15 years ago
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28 | |
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STP-RSTP query
Hi I have a couple of queries on the implementation of STP and RSTP. 1. How different is the behavior of RSTP in a shared LAN? In a scenario where there are multiple RSTP ports on a switch, all of...
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15 years ago
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testing am79c793 phy
Hello, I need your help. I want to test my ethernet 100base phy, I'm using a LeCroy load board connected to oscilloscope. My problem is how to set dtu (am79c793) to transmit. The LeCroy user manual...
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15 years ago
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Literature on 100Base-TX request
Thanks for the info, I'm surprised it's not included in the 802.3 specs. To be honest, I don't feel limiting slew is going to be important, obtaining enough may be! We'll also be using off the shelf...
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15 years ago
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