LINK_ESTABLISHED
l->bc_rcvlink->state = LINK_ESTABLISHED;
l->state = LINK_ESTABLISHED;
return l->state & (LINK_ESTABLISHED | LINK_SYNCHING);
snd_l->state = LINK_ESTABLISHED;
rcv_l->state = LINK_ESTABLISHED;
l->state = LINK_ESTABLISHED;
l->state = LINK_ESTABLISHED;
case LINK_ESTABLISHED:
l->state = LINK_ESTABLISHED;
case LINK_ESTABLISHED: