Latest threads in Ethernet LANshow only best voted threads
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LACP behaviour
Hi , I have a query regarding link aggregation.What is the expected behaviour for a switch which peer is not sending any BDPU ,both are configured on LACP . Should LACP enabled ports be put into...
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16 years ago
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Cannot run behind router
Dear all, I have made 2 network devices which are OK to communicate with PC. The connection configuration is that the PC and the 2 devices are connected to an LAN switch. I have written a program...
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16 years ago
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eBay's Networking buying guide
http://xrl.us/Networking
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16 years ago
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Change IP and MAC address
Dear all, I want to change the MAC address and IP of an ethernet device dynamically in the network which the device is made by myself. I want to ask whether I change the IP firstly or the MAC address...
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16 years ago
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Ohms for 100Base-TX
Bonsoir, In the section 21.7 802.3:2005, for 100Base-TX, we can see the column "category 5 100 Ohm" and the column "150 Ohm" without the words category 5 mentionned. (1) Does that mean "category 5 150...
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16 years ago
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Connecting two Gigabit Switches Together
Hi, I was wandering if someone could help me.. I have a home network setup that includes two US robotics Gigabit switches a 16 Port Swithch (USR 997932A) and an 8 port (USR 997933).. I am trying to...
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16 years ago
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VOIP/Wireless router/FWT/FWP
VOIP/DTU/FWT/FWP/Payphone/PCM/PDH (GaoKe COMMUNICATIONS TECHNOLOGY CO.,LTD) Dear Sir: Glad to meet you. This is Ryan from GaoKe telecommunications. We are a famous telecom access equipment...
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16 years ago
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MAC layer for a switch and a router
Bonjour, I am thinking a curious thing I had never considered before, or simply forgot. (1) A basic hub has no MAC layer, so it can look at Ethernet addresses. (2) A basic switch is a layer 2...
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16 years ago
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Packet capture
We have a packet capture from our network which basically showed MDNS (bonjour), RIPV2, IGMP (v1, v2, and v3), SNMP, RPC, IPv6 (for ICMP protocol), etc traffic on our network. We would like to replay...
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16 years ago
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Traffic filtering on HP Procurve
Hi all, I have an HP Procurve 4104gl that's the central node of the enterprise network. There's a department in my enterprise which is somehow independent, and basically they do what they want. I...
3
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16 years ago
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problem on LAN or firewall
i am running a small network network of 230 computers. These computers are connected to the D-Link 24 port switches (non-manageable). These switches are not connected one another directly but all are...
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16 years ago
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Suggestion for a 3port optical switch
Hi there we have to buy a switch with 3 x 1000base-sx links and 1 x 1000base-T link. This is for the center of a star topology network. What is a good brand which doesn't cost too much? We expect the...
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16 years ago
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Cut through and Half duplex
Bonjour, Is there a relationship between the cut through operating and the half duplex mode.Was it possible to operate in half duplex by store and forward? Best regards, Michelot
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16 years ago
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duplicate MAC addresses
What kind of tools do folks use to detect duplicate MAC addresses in a bridged LAN? I am trying to find out how long it takes to detect duplicates. I assume the methods used would be based on...
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16 years ago
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To flow or not to flow
Hi all, It's well known that there a problems when one end of an Ethernet link wants to auto-negotiate and the other doesn't. But what happens when both sides *do* negotiate, but one end wants...
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16 years ago
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