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Ken_B_50116's avatar
Ken_B_50116
Icon for Cirrostratus rankCirrostratus
Mar 25, 2015
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Servers using LTM as its gateway can ping but can't connect on 443

I have a situation where a group of servers that use LTM as their gateway can successfully ping and tracert to servers in a totally different subnet, but are unable to connect on port 443.   Speci...
application delivery
design
LTM
  • Jason_40733's avatar
    Jason_40733
    Mar 25, 2015

    I keep thinking asymmetric routing... but your ports match up. a tcpdump on the F5 may give you more info where you could see all the MAC addresses.

     

Jason_40733's avatar
Jason_40733
Icon for Cirrocumulus rankCirrocumulus
Mar 25, 2015

You mentioned the F5 completes the traceroute in 1 hop, but the server directly behind the F5 completes in 6 hops. Does the F5 have an interface on the 172.22.0.x subnet?

 

-- Jason

 

  • Ken_B_50116's avatar
    Ken_B_50116
    Icon for Cirrostratus rankCirrostratus
    Mar 25, 2015
    Great question. The LTM does not have an interface on the 172.22.0.x subnet.