abcd@test.ex <-- t1@d1 router = r3, transport = t1 abcd@d1 <-- t1@d1 router = r3, transport = t1 \abcd@test.ex <-- t1@d1 router = r3, transport = t1 spqr@d2 <-- alias1@d2 router = r3, transport = t1 spqr@test.ex <-- alias2@d2 router = r3, transport = t1