public int getInitialCredits() {
        return initialCredits;
    }

    /**
     * Set initial credits
     *
     * @param initialCredits initial credits to request
     */
    public void setInitialCredits(int initialCredits) {
        this.initialCredits = initialCredits;
    }

    /**
     * Get number of credits granted by peer
     *
     * @return granted credits
     */