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Vectra Cisco EPC3925 - bridge mode and dependence on the order of turning on the

Stanley_P 4089 2
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 16183427
    Stanley_P
    Level 28  
    Hello

    I have a Cisco ECP3925 modem-router set to mode from Vectra bridge . Its own Airlive G.DUO router is connected to it, although in this case the model probably does not matter. I noticed that in order for both devices to "get along", ie my router has received an IP address on the WAN port from the provider, I have to start (restart) my router first, and then Cisco. In the reverse order, ie when Cisco first "wakes up" and then my router, the WAN port on my hardware does not "rise". You can also see it by the WAN port LED on my router - it is not lit as if I physically disconnected the cable. A similar effect is also achieved by disconnecting the cable: after reconnecting, the WAN port on my router will not rise. Although sometimes, if the break is relatively short, of several dozen seconds, sometimes the "resumption" is successful. But if it lasts a few minutes or more, it doesn't stand a chance (to be clear: it's an Ethernet cable connecting Cisco to my router).
    The problem appears, for example, in the event of a power failure, or when I just restart my router for any reason. If the Cisco "rises" faster, my router will be waiting indefinitely for an IP address from the provider. I also tried to connect two other router models to Cisco, the effect was similar.
    A question for owners of this Vectra equipment in a similar configuration: are you observing such an effect? I used to have an Arris mod and I don't recall such problems. Ie. regardless of the order of startup / restart, after some time - a few, max. several minutes - the devices always "got along".
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  • #2 16183446
    bogiebog
    Level 43  
    Stanley_P wrote:
    I also tried to connect two other router models to Cisco, the effect was similar.

    Try connecting the computer instead of the router

    (provider) === (modem) === (computer)
  • #3 17099909
    Stanley_P
    Level 28  
    Hello
    Problem has been solved. I recently reported to Vectra, suggested replacing their access device. Apparently I got newer ones, called UBEE EVW32c. It took a while (I look at the date of my previous message), but the problem then appeared sporadically, once every several weeks. Recently, as if more and more often: once in a few to several days my router was disconnected spontaneously. The prescription was just a restart, in the right order. After replacing the provider's modem (about 3 weeks ago), the problem radically disappeared. Now I can restart devices in any order, disconnect / reconnect the ethernet cable, and the link always "pops up". During this time I have not noticed any "worries".
    I inform you if someone has a similar problem. There is no point in waiting, just report it to the supplier, let them provide other equipment.
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