NAME

       Net::SIP::Blocker - blocks SIP requests based on method name

SYNOPSIS

         my $block = Net::SIP::Blocker->new(
                 block => { 'SUBSCRIBE' => 405, '...' => ... },
                 dispatcher => $disp,
         );

         my $chain = Net::SIP::ReceiveChain->new(
                 [ $block, ... ]
         );

DESCRIPTION

       Blocks incoming requests by method name and sends back custom error message.

CONSTRUCTOR

       new ( BLOCK,DISPATCHER )
           Returns a new blocking object to be used in the chain.

           BLOCK is a hash reference where the keys are the methods to be blocked and their
           values are the reason why the method was blocked. The reason is the three digit code,
           optionally followed by a text.

           DISPATCHER is a Net::SIP::Dispatcher object.

METHODS

       receive ( PACKET,LEG,FROM )
           PACKET is the incoming packet, LEG is the Net::SIP::Leg where the packet arrived and
           FROM is the "ip:port" of the sender.