Cisco Ios Transmission Control Protocol 12.0daCisco Ios Transmission Control Protocol 12.0dbCisco Ios Transmission Control Protocol 12.0sxCisco Ios Transmission Control Protocol 12.0syCisco Ios Transmission Control Protocol 12.0xcCisco Ios Transmission Control Protocol 12.0xdCisco Ios Transmission Control Protocol 12.0xkCisco Ios Transmission Control Protocol 12.0xlCisco Ios Transmission Control Protocol 12.1Cisco Ios Transmission Control Protocol 12.1aaCisco Ios Transmission Control Protocol 12.1eCisco Ios Transmission Control Protocol 12.1eaCisco Ios Transmission Control Protocol 12.1exCisco Ios Transmission Control Protocol 12.1eyCisco Ios Transmission Control Protocol 12.1xdCisco Ios Transmission Control Protocol 12.1xeCisco Ios Transmission Control Protocol 12.1xqCisco Ios Transmission Control Protocol 12.1xrCisco Ios Transmission Control Protocol 12.1xyCisco Ios Transmission Control Protocol 12.1xzCisco Ios Transmission Control Protocol 12.1yhCisco Ios Transmission Control Protocol 12.1yi