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Does EXOS support multicast forwarding over GRE tunnel?

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TitleDoes EXOS support multicast forwarding over GRE tunnel?
Question
Does EXOS support multicast forwarding over GRE tunnel?
Environment
  • EXOS All
Answer
Currently, EXOS does not support multicast forwarding over GRE tunnel.

Below are the limitation of GRE tunnel in EXOS.
  • IPv4 only (both the routed traffic and tunnel protocol)
  • Unicast forwarding only, no multicast forwarding supported
  • Single IP address can be configured on a GRE tunnel
  • No duplicate Address Detection (DAD) supported 
  • No routing protocol support (RIP, OSPF, etc. etc.), only static routes supported
  • Software based forwarding
Additional notes

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