[sr-dev] git:3.3: New Option: "x" for automatic bridging between IPv4 and IPv6.

[Juha Heinanen]

Carsten Bock writes:

> We did agree, that SDP would probably never contain both IPv4 or IPv6
> addresses. RFC 6157 (https://tools.ietf.org/html/rfc6157, "IPv6
> Transition in the Session Initiation Protocol (SIP)") also recommends
> using ICE for SIP-IPv4/IPv6 dual-stack.

ok, i need to read it.

> If we follow this RFC and typical UA's, we will always have
> "either/or" rather than "and".
> However, i've never seen any dual-stack SIP-Endpoints so far.

at least cisco ios gateways support dual stack:

protocol mode ipv4 | ipv6 | dual-stack [preference {ipv4 | ipv6}]} 

so what should sip proxy do when $rd is domain name?

-- juha