A few suggestions:
1. Try cainfo your_pv and see what it tells you;
2. Use the command like echo $EPICS_CA_XXX to verify your settings;
3. Disable one of the two NICs using command like "ifconfig down eth0" or
"ifconfig down eth1" and restart your IOC to see if one NIC works for you;
Yong
On 6/26/13 8:18 PM, "Brian McAllister" <[email protected]> wrote:
>>>> On 6/26/2013 at 17:20:27 CDT, Andrew Johnson wrote:
>
> > Do you have EPICS_CA_ADDR_LIST and/or EPICS_CA_AUTO_ADDR_LIST set in
> > the environment that's running caget? If so, what are they set to?
>
>They were not set. I vaguely recall having to use them for some special
>case in the past, but generally have not, including on dual-NIC systems.
>In that case, there was no IOC on the host, rather all were on one of the
>two networks.
>
>I have now tried
>
> setenv EPICS_CA_AUTO_ADDR_LIST NO
>
>with either
>
> setenv EPICS_CA_ADDR_LIST "172.18.0.255"
>or
> setenv EPICS_CA_ADDR_LIST "18.229.255.255"
>
>and caget still just times out. I made sure to kill caRepeater in case
>its
>environment matters.
>
>Also, can you explain what this socket is for ?
>
>epicsdev 10u IPv4 136864 0t0 UDP
>asym.mit.edu:33586->172.18.0.255:ca-2
>
>
>For completeness, ifconfig:
>
>eth0 Link encap:Ethernet HWaddr 00:0C:F1:A1:C9:44
> inet addr:18.229.0.31 Bcast:18.229.255.255 Mask:255.255.0.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>
>eth1 Link encap:Ethernet HWaddr 00:A0:C9:CC:F2:FC
> inet addr:172.18.0.100 Bcast:172.18.0.255 Mask:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>
>-------
>
>BTW, the documentation on these variables is rather lacking. The
>AppDevGuide refers to the CA Ref Manual, which lists them without really
>explaining what they do or how to use them in any detail.
>
>There are more detailed descriptions of a few in base/config/CONFIG_ENV
>but
>why would someone look there, as that file is not intended to be modified
>?
>The descriptions of the EPICS_CA_* variables there are also not much more
>enlightening than the manuals.
>
>- brian
>
>
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