struct mISDNport *p_m_mISDNport; /* pointer to port */
int p_m_delay; /* use delay instead of dejitter */
int p_m_txvol, p_m_rxvol; /* volume shift (0 = no change) */
+ char p_m_pipeline[256]; /* filter pipeline */
int p_m_echo, p_m_conf; /* remote echo, conference number */
int p_m_tone; /* current kernel space tone */
int p_m_rxoff; /* rx from driver is disabled */