[Hai-users] Intermittent periods of packet loss to OmniPro II

[Brad]

Have you tried a cross over cable direct from a laptop or such to the Omni 
to rule everything else out.


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From: "Eddy" <hai-users at eddyg.promessage.com>
Sent: Friday, August 30, 2013 11:13 PM
To: <hai-users at tssi.com>
Subject: [Hai-users] Intermittent periods of packet loss to OmniPro II

> I have an "old" model OmniPro II (it still requires EPROMs for firmware 
> upgrades). I've been using HaikuHelper on my Mac as a "push notification 
> gateway" to the Haiku app on my phone, and it seemed to have been working 
> fine. Recently though, I've noticed that the OP2 has become unresponsive 
> on my local network, resulting in repeated disconnect / reconnect events 
> from HaikuHelper.
>
> A simple ping from a Terminal window shows how bad the packet loss is:
>
> PING op2 (10.10.0.23): 56 data bytes
> Request timeout for icmp_seq 0
> Request timeout for icmp_seq 1
> ...
> Request timeout for icmp_seq 37
> Request timeout for icmp_seq 38
> 64 bytes from 10.10.0.23: icmp_seq=39 ttl=64 time=4.960 ms
> Request timeout for icmp_seq 40
> Request timeout for icmp_seq 41
> ...
> Request timeout for icmp_seq 69
> Request timeout for icmp_seq 70
> 64 bytes from 10.10.0.23: icmp_seq=71 ttl=64 time=39.720 ms
> Request timeout for icmp_seq 72
> Request timeout for icmp_seq 73
> ...
> Request timeout for icmp_seq 110
> Request timeout for icmp_seq 111
> 64 bytes from 10.10.0.23: icmp_seq=112 ttl=64 time=11.865 ms
> Request timeout for icmp_seq 113
> Request timeout for icmp_seq 114
> ...
> ^C
> --- op2 ping statistics ---
> 128 packets transmitted, 3 packets received, 97.7% packet loss
> round-trip min/avg/max/stddev = 4.960/18.848/39.720/15.025 ms
>
> Ping'ing directly from the switch doesn't make any difference; I still see 
> major packet loss.
>
> Other times though, the OP2 works just fine:
>
> ^C
> --- op2 ping statistics ---
> 124 packets transmitted, 124 packets received, 0.0% packet loss
> round-trip min/avg/max/stddev = 2.582/6.661/45.863/7.281 ms
>
> The Omni Pro II is connected to a Cisco managed gigabit PoE switch, and 
> looking at the port the OP2 is on, it (only?) negotiates 10M/half duplex. 
> A quick search didn't reveal any information about the capabilities of the 
> Ethernet port. Is 10/Half all that can be expected? Does auto-negotiation 
> work reliably with the OmniPro II, or should the port be forced?
>
> Thanks for any insight.
>
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