JAX-RPC 1.1 is JSR-000101 JavaTM APIs for XML based RPC JSR-000109 Web Services for Java EE 1.2 (Maintenance release) covers both JAX-RPC 1.1 and JAX-WS 2.0 The links below are for JAX-RPC 1.1
JAXB was never a mandatory part of the J2EE 1.4 platform You can get the JAXB 1.06 RI from the JAXB RI page - click on the Stable Builds link. You can't use JAXB 2 and up as it requires Java 5.