3Com

Trunking 3Com with Cisco

I want to connect Vlans in cisco 3750 with Vlans 3Com SuperStack 3 Switch 4200, by using trunking ports in the cisco and 3Com switches. please some one help me how to configure the trunk port in both switches.

3COM VOIP

Does anyone have any experience with 3COM VOIP?

Chain 2 3COM 8 Switches without loosing speed

Hi, I have 2 3COM Gigabit 8 Switches chained with a network cable that connects them. The problem is that when i want to copy something from a computer connected to Switch 1 to a computer connected into "Switch 2", the speed never goes over 3 kbs (which is much much slower than when i copy...

I have a weird ping issue on 3com router, any ideas?

When I ping our main frame relay router, a Netbuilder 227C running SW/NBRO-CF,9.1 firmware. It gets its LAN feed from a Nortel 8100 switch. This problem propagates across the frame relay circuit to the far end router (another 227C running 9.3 firmware) and Nortel 450 switch connected to it. See...

How do I setup DHCP on a 3Com router on a frame relay?

In our network we have a frame relay LAN, using two 3COM NetbuilderII 227C routers. The head end router runs 9.1 code, the far end runs 9.3 code. They are both SW/NBRO-CF routers as well. How do we go about enabling and getting DHCP to run on them? What commands do I use to get dhcp traffic to...

how can I share my files ...

hii guys i have 3com wireless, dsl modem and router actually i know how to share files but its to slow so i guess i have to configure some thing but i dont know how to do it so please can some one help me ??

20% packet loss affects performance?

Hi. I've been noticed that I have some packet loss when I do ping from our 3Com router 5642 to the default gateway of our provider. <codinet03>ping 10.162.66.185 PING 10.162.66.185: 56 data bytes, press CTRL_C to break Reply from 10.162.66.185: bytes=56 Sequence=1 ttl=255 time=3 ms ...

Limit bandwidth for all online radio/video streaming

We recently installed a fancy new 3com switch (with QoS) in the center of a star topology of dumb switches. About the same time our internet connection was brought to a screeching halt. We figured out the online radios and video streams from you tube and others killed our T1 because of QoS. I've...

dimensioning with 3com 5642 router

Hi! we are an ISP with an 3com 5642 router, with a fastEthernet WAN link of 12Mbps. We want to upgrade to 20Mbps. Will this router uphold this upgrade?

router security

i have a 3com office connect router im trying to get security every thing i try IT NOT WORKING CN SOME ONE HELP ME PLEASE

Routing Between Subnets and between networks

1.I have two separe networks 192.168.0.0 and 192.168.1.0 ,they r physicall connected. What should i configure and where to configure so that host of each network can connect to other host in other network. 2.I have two separe Subnets(after subnetting a class B network),they r physicall connected....

#com v's Cisco

Hi, I am in the process of scaling up a Datacenter to handle what over the next 3 to 5 years is expected to be a doubling of the current workload. I am pushing my current stackable switches to the limit at peak times and the performance impact is very visible even to end users. I am managing a...

Monitoring the Network

Hi, I have multiple remote sites. I would like to monitor the network and analyze the traffic and its performance in general. For example, how the bandwidth is consumed, if certain activities are unnecessary and how to improve the networks performance by blocking through the firewall like...

SECURE FTP SITE ON Windows 2003

We have a Windows 2003 IIS server setup behind our firewarll which is a PIX firewall. What is the best method to establish a secure FTP site on this IIS server? I have reviewed this topic on the internet and actually talked with somebody from IPSWITCH and the best method available is to purchase...

Cisco Switch to 3com Switch

Hello, Iam having a problem recieving Ip addresses for any device connected to my 3com switch. The 3com switch is connected to a cisco 500 catalyst express switch, which is connected to a cisco 2815 ISR. The ISR is configured as the DHCP server. Im using a crossover cable between the two...

Network Connection Freezes

For some reason, at random, among 20 PCs on my network, in the morning or during the day, the network connection stops responding for both intranet and internet communications. The only solution thus far is to remove the NIC from the Device Manager, reboot the PC, and let Windows XP Pro find the...

10Gbps backbone

hi i need some help completing a uni assignment. i have a 10Gb SMF cable backbone and i need to connect to a router that supports this. it also need to interface with the rest of the LAN, cat5e cable. i cant seem to find anything viable. any suggestions??

Possible Networking Issue

I am not a network guy but I'm troubleshooting what I think is a network problem(s). 1)Some workstations at my company are experiencing problems with slow saving of audio files when using an audio editor. Event Viewer sometimes has the following error message "A driver packet received from the...

Network Resource Allocation cum Planning cum Technical Problem

This is the real commercial problem face by my company. Well, the reason I ask this problem is I salute and respect all of you as I believe all of you are as good as network solution company out there, or even better!! Lets me rephrase the entire problem again. Company expand so fast that the...

Design NEW network cum NEW IT infrastructure-2

Company expand so fast that the IT infrastructure is not fast enough to cater high volume of traffic; the initial design is not scalable. The number of new branch offices setup caused the company pay a high price in the leased line communication. Salesman and management staffs dial into company...