You can put any IO::Socket::INET options you wish in @LWP::Protocol::http::EXTRA_SOCK_OPTS. 
local @LWP::Protocol::http::EXTRA_SOCK_OPTS = (
   @LWP::Protocol::http::EXTRA_SOCK_OPTS,
   LocalAddr => '127.0.0.1',
);

... do request ...

[download]

In reply to Re: need to set local_addr for LWP::UserAgent by ikegami
in thread need to set local_addr for LWP::UserAgent by Anonymous Monk

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