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HP/3com 9552 802.11n AP won't let some clients connect

I splurged and bought an HP/3com 9552 802.11a/b/g/n access point. Like most enterprise-grade access points, it has very fine-grained configuration options. I'm pretty sure I've configured it ...
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310 views

HP MSR 30-10a Router - Route Traffic over Default Route

We have a brand new HP MSR 30-10a Router. We have a fairly simple routing situation - we have two IP blocks, one which has a route out. We need things on the first block to go through the router, and ...
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132 views

3com VCX - how to get a dump of outgoing phone calls

I am looking (hoping) for a way to dump a list of all outgoing calls from the VCX for a time period? Possible via the web interface, or via the ssh interface. For example, we need the date (time ...
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356 views

AP with multiple SSIDs and VLANs

I have some Cisco access points that I have configured with multiple SSIDs. Each SSID has its own VLAN. VLAN 1 for internal networking and VLAN 2 for external users and guests. Our juniper firewall ...
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206 views

HP networking unstable over fiber connection

I have a 3com Baseline Switch 2928 that's connected over fiber to a 3com superstack 4500. The fiber is singlemode and has the suitable SFP modules on both switches. The switches (and connected ...
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213 views

Adding 10GbE to a ring of 3com 4200 switches

We have 5 3com 4200 switches forming a ring (connected using 10GBase-CX4 XENPAK modules) and would like to add a few servers with 10GbE adapters soon. The offer we are currently looking at consists ...
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96 views

How to replace a fan on a 3com SuperStack 4500 unit (and where to find a fan)?

I have a couple 3com SuperStack 4500 switches with failed fans. I am not having luck locating information on HOW to actually replace the fans, or where to find a replacement/what kind. I know what ...
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59 views

View Logs - HP Router

I have a HP MSR30-10 A router at the edge of our network. The rest of our switches are HP, but it turns out the the HP router comes from the old 3Com world and speaks a different language from the ...
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150 views

why do I lose ping to a machine when using port mirroring / monitoring (sniffing)?

I am using port mirroring / monitoring in my 3COM layer 3 switches to look at network traffic (using wireshark). Sometimes, I have found that I loose connectivity with the remote monitor machine ...
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153 views

Duplicate packets on network after disconnecting wireless access point on separate VLAN

We have a network with a few switches. One of these is a 3com 4500, where there are many computers connected, a custom linux firewall and a wireless bridge. The port where the wireless bridge and the ...
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824 views

Does anyone know how to configure a 3Com 4210 switch?

Does anyone know how to configure a 3Com 4210 ? I think I have managed to do a factory reset (Control-B at console prompt on boot and choosing to ignore startup file). The switch does not get an IP ...